Alternatives to Acollab
Compare Acollab alternatives for your business or organization using the curated list below. SourceForge ranks the best alternatives to Acollab in 2026. Compare features, ratings, user reviews, pricing, and more from Acollab competitors and alternatives in order to make an informed decision for your business.
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1
Google Workspace
Google
Google Workspace with Gemini integrates premium AI into Gmail, Docs, Drive, Meet, and more, helping businesses work smarter, not harder. Draft emails faster, generate ideas, and summarize documents effortlessly with AI-powered assistance. Manage tasks, schedule meetings, and stay organized across devices with seamless collaboration tools. Whether you're handling client communications, creating content, or running daily operations, Workspace helps businesses stay productive and focused. Workspace provides companies with professional branding (e.g., name@yourcompany), pooled cloud storage, and strict data privacy, ensuring your business data belongs entirely to you and is never used for advertising purposes. Gemini, Google’s most powerful AI, is now seamlessly integrated into the apps you already use. Instead of juggling fragmented apps, Workspace offers a unified, highly productive environment. Save 25% today on any plan (Starter, Standard, or Plus) for your first 3 months by clicking "Save Now" above! -
2
Noodle
Vialect
Noodle is the all-in-one enterprise platform that removes the stress of working across emails, file servers, task managers, spreadsheets, chats, meetings, etc. Teams that use their Noodle communicate better and are more productive. Your people will see where everything is, understand what everyone is working on, all while improving the company culture. Features Cloud or On-Premise Options Fully Customizable Design Build Sites in Minutes Regularly Updated With New Features Flexible Password Controls Drag and Drop Features/Post Track Views of Content Unlimited Colors/Skins Create Polls/Surveys Sync with Active Directory 11 Supported Languages Built In Block Text Editor Follow Co-Worker’s Statuses Create Custom Workflows Embed Video and Photos Easily Archive Content Video Conferencing Build E-Forms and Reports Merge Multiple Calendars Optimized For Speed All Applications Included View Personal User Statistics Personal Digital Workspace EtcStarting Price: $200 per month -
3
Bordio
Bordio
Bordio is a comprehensive project management software that integrates team management software, task management tools, and a project planning calendar all in one platform. It brings together everything teams need to get their work done, from setting up projects with a project planner and organizing tasks on a kanban board, to collaborating with team members using a task board. The platform provides a clear view of what needs to be done each day with its online calendar, making overwhelming to-do lists a thing of the past. With features for scheduling tasks on specific days and keeping track of progress with color-coded statuses, Bordio keeps teams focused and acts as an effective project tracker and task tracker. You can invite guests like clients or freelancers into projects at no extra cost and work together seamlessly. The inclusion of a team task planner and team tracker ensures that every member’s efforts are synchronized and visible.Starting Price: $5.99 per user per month -
4
ShareFile
Progress Software
Securely share content and collaborate with clients and internal teams from any device or location with Progress ShareFile. Departments and small businesses need simple, secure solutions to collaborate with clients and each other. With ShareFile, use any device to securely access files, share data, and create time-saving workflows. Simple, quick set-up – no IT required. Share, send any size file on any device: Whether you're in the office or on the go, you'll have secure access to your files anywhere, any time with cloud storage. Know your files are always safe: Bank-level encryption protects your files, emails and attachments in transit and at rest. Collaborate securely: Audit trails and configurable permissions to know and control who is accessing your data. Optimize the client and employee onboarding process: Time-saving workflows reduce manual paperwork all within a single point of collaboration. Secure FTP site alternative: No software installations - for you or your clientsStarting Price: $50 per month -
5
Craft
Craft Docs
Craft is an all-in-one workspace designed for capturing notes, managing tasks, and organizing ideas in a seamless and visually appealing environment. It combines documents, to-do lists, calendars, whiteboards, and daily notes into a single platform, allowing users to keep everything connected in one place. With its intuitive interface, Craft makes it easy to move from quick ideas to polished documents across devices. Users can embed tasks directly בתוך documents, ensuring that planning and execution stay aligned. The platform also supports templates, publishing, and sharing, making it suitable for both personal and professional use. Craft integrates with popular tools and AI assistants, enhancing productivity and workflow automation. Its flexible structure allows users to organize content using spaces, folders, tags, or collections. Overall, Craft provides a unified environment for thinking, writing, and planning.Starting Price: $4.80/month -
6
Blaze
Blaze
Blaze is a smart calendar and complete productivity system built to help users plan better and do what matters. It brings tasks, events, projects, notes, files, collaboration, and AI into one organized workspace, so everything stays in sync instead of being scattered across separate tools. Blaze lets users manage all tasks and calendar events in one advanced agenda, organize projects with structured tasks and supporting materials, and keep work on track through a clean, calendar-centered workflow. It also connects with favorite tools to streamline daily planning and boost productivity. Teams can collaborate in real time by sharing tasks, projects, notes, and calendars, making Blaze more than a personal planner: it becomes a shared workspace for coordinated work. Its AI features simplify time management by letting users chat with a personal assistant, ask questions, get advice, and reorganize tasks in real time directly from the chat.Starting Price: $4 per month -
7
Wimi
Wimi
For nearly 10 years Wimi has been making teamwork more efficient to win more opportunities. It is the European leader in project management and online collaboration software. Wimi offers a range of tools built to keep businesses in sync, boost team productivity, improve collaboration, and secure critical data. Top features include unified workspaces, a drive solution, team communication, file sharing, task management, project calendar, video/audio calls, reporting, and access rights management. Your data is secured on Wimi as it adheres to the highest industry standards for security such as multi-factor authentification and encryption. 55,000 companies are already using Wimi everyday : try it by yourself, start your 14-day free trial !Starting Price: €3.00/month/user -
8
Google Calendar
Google
Google Calendar is an AI-powered online calendar platform designed to help individuals and teams schedule events, organize tasks, and manage time more efficiently. The platform integrates seamlessly with Google Workspace applications such as Gmail, Meet, and Tasks, allowing users to coordinate meetings, track responsibilities, and manage schedules from one centralized location. Google Calendar includes AI-powered scheduling tools through Gemini that help users quickly find meeting times, add events from emails, and simplify appointment booking. Users can share calendars, attach files to events, set working hours and locations, and collaborate with teams more effectively across projects and meetings. The platform also supports automatic reminders, task synchronization, multiple calendar views, and video conferencing integration with Google Meet for smoother communication and planning.Starting Price: $0 -
9
Lifester
Lifester Corporation
All the tools you need to engage with teams of professionals, communicate privately and efficiently, share work product, and discuss interactive projects for creative idea sharing and productivity growth. Lifester improves productivity between two people, small groups, or an entire organization, by facilitating communication, encouraging feedback, and fostering creativity often leading to better ideas and an enhanced bottom line. Create any number of teams for any number of reasons. Each team has its own automatically generated group chat space. Shares messages, voice, files and tasks all in real time. Don't rely upon messy email threads to multiple parties. Team up with Lifester. Build engaging Projects that contain embedded videos, charts, spreadsheets, pdf files and more. Then invite select individuals to view and interact, or distribute to the general public to promote your business and services.Starting Price: $29 per month -
10
Teamup Calendar
Teamup Solutions
The shared calendar for groups. Organizing, scheduling, and sharing simplified. Get visibility of who, what, where and when across the team. Communicate efficiently with fewer emails, messages, Excel sheets, or copy-pasting information. Provide autonomy without security risk by creating custom calendar access for each individual and group. Optimize use of resources, avoid scheduling conflicts, and delegate tasks without losing sight of the big picture. Keep all the details in one place with images, files, links, notes, and time-stamped event comments.Starting Price: $8 per month -
11
Keep&Share
Keep&Share
The easiest and most customizable online calendar that you can access anywhere, anytime. Our shareable group calendars make office communication simple & secure. Plus it's easy to share with anyone! With Keep&Share calendars you can add images, colors, event tags, notes, reminders, notifications, attach files, to do lists, links, and more. You can share anything in your account with anyone on any device, whether they’re part of your team or not. This makes it easy to coordinate with clients, contractors, and anyone else you need for your business. Use custom colors and event tags to group events by team member, location, job, and more. Office managers can even use event tags to filter calendars for only the events that you, your field crews, or office staff want to see. Never miss another deadline — set up automatic email and text reminders for any event or task or your calendar. You can send reminders to yourself any anyone on your team.Starting Price: $9 per month -
12
grommunio
grommunio
grommunio efficiently summarizes all requirements of modern, digital communication and collaboration. This includes the device and operating system independent management of sensitive data such as e-mail, contacts, calendar, chat, video conference, file sharing and much more – in real time. With open source technology based on Linux, grommunio is scalable and meets the highest security requirements. Thanks to its advanced architecture, grommunio can be integrated into existing systems without great effort. Increase your efficiency by managing emails, contacts, calendars, tasks and much more with just one platform. With integrated enterprise-grade Active Sync, your data is available on all devices in real time. Invite directly from your calendar to online conferences with grommunio Meet, share files of all kinds in grommunio files and talk to your employees at the same time via grommunio chat.Starting Price: €1.99 per mailbox per month -
13
Jira Work Management
Atlassian
Business project management software. See all project information at a glance with Jira Work Management (formerly Jira Core). Manage your projects and keep your team organized. Managing projects and tasks in Jira Work Management starts with a workflow. Workflows define your process and enable your team to track tasks. Jira Work Management Cloud instances also have boards that allow you to visualize your workflows and drag and drop tasks from to-do to done. Currently available in cloud offering only. Task management is easier with statuses, comments, and attachments in one place. Everyone knows a project's details at a glance without having to email or set up a meeting. Plus, with notifications you'll know when your attention is needed. How many tasks are still in progress? Which team member has too much on their plate? Using Jira Work Management, you can follow the status of your team's projects in different ways: with a quick overview, customized dashboards, and more.Starting Price: $5 per user per month -
14
Brite
Brite
Your All-in-One Planner App: Tasks, Calendar, Habits & More for Effortless Productivity. Brite combines all essentials in one app. Plan, check, and streamline effortlessly. Swap app clutter for simple, organized brilliance with Brite! View your whole week. All tasks, projects, events, and docs in one spot. Ditch multiple calendar apps for seamless, stress-free planning. Quickly craft to-do's, manage tags, and prioritize with Brite. Smart alerts keep you on track. Manage projects using Brite: ideal for personal and work goals. Utilize our kanban board, collaboration tools, and real-time goal tracking. Craft notes and docs with Brite's intuitive editor. Share ideas on iPad using slash commands and collaboration tools. Manage schedules with Brite's calendar. Get daily to monthly views, set reminders, and sync with Google, Outlook, and Apple for seamless planning.Starting Price: $3.29 per month -
15
Calendarscope
Duality Software
Calendarscope is a full-featured calendar software for planning, managing, and scheduling appointments, meetings, birthdays, vacations, special events. It allows you to view all your events in a daily, weekly, monthly, yearly, or agenda overview. You can get a quick look at the events of a single day in any calendar view. Using Calendarscope, you can create single or recurring events and tasks, set reminders for upcoming events, color-code different item types, and much more. A Drag and Drop feature allows you to reschedule an event or change its duration easily. Agenda view shows a chronological list of appointments and tasks grouped by day. Task and TaskPad views show all scheduled tasks, including Active, Overdue, Completed, and others. You can also create and track tasks with a flowing deadline or without a due date. Reminders have customizable fonts, colors, and sounds, and can contain email addresses and live web URLs.Starting Price: $29.95 one-time payment -
16
Project.co
Project.co
When communication, files, and project assets are spread across multiple tools things go missing, nobody has all the information, and projects can be difficult. When work happens in one place you have a single source of truth with all communication, tasks & files available to everyone. Projects run smoothly! Create a project for anything; internal meetings, marketing campaigns, client projects, office parties, etc. Then add the right people and tools for the job. Your project team has visibility of everything so nothing gets lost and the project runs smoothly! In many project management tools inviting and working with clients is an afterthought. Not in Project.co. We believe that inviting your clients to collaborate with you is where the real magic happens. Add the right tools to every project. Choose from our core tools such as discussion, tasks, files, payments, time, and notes. Or embed the other tools you use so you have everything in one place for everybody to see.Starting Price: $10 per month -
17
Open Web Systems
Open Web Systems
We will never sell your data to anyone else. Secure your data with powerful file access control, multi-layer encryption, machine-learning based authentication protection and advanced ransomware recovery. Enjoy constant improvements from a thriving and transparent, entirely open-source community development model, free from lockins, paywalls, advertising and covert surveillance. Open Web Systems is a collaboration between The Open Co-op and Collective Tools and is governed by its members as a cooperative. Together we are building the regenerative, commons economy. Your personal, customisable, welcome screen where you can place quick links to your most important tools and resources – and search across all of your files and applications at the same time. Create documents and spreadsheets and collaborate with others via desktop, mobile and web. Find files with powerful search, share your thoughts in comments or lock files until you are done with them.Starting Price: $4.94 per month -
18
NotePlan
NotePlan
Your tasks, notes, and calendar all linked in one place. Use the flexibility of Markdown to quickly create tasks. Add options for repeating to-dos, easily move tasks into the future, and add tags and mentions. Speed up your workflow with natural language input and autocompletion of tags, mentions, and links. Meeting minutes, reference material, or quick notes: store everything in NotePlan. Organize your notes any way you like. From simple folders or a digital Bullet Journal to a fully linked Zettelkasten system. All stored locally and available on every device. A note for each day keeps you in control of your schedule, today and tomorrow. Outline your tasks, write down and link your notes, even block time right in your calendar. See exactly what’s on your calendar, plan ahead, or look back. Everything you put into NotePlan is stored in plaintext Markdown files, easily opened in any text editor. That means you’re never locked in and always in control of your files.Starting Price: $6.99 per month -
19
Spike
Spike
Spike brings your entire workspace into your Inbox: email, chat, calendar, calls, team collaboration, tasks — to one powerful Inbox. Everything you need to get your work done is in a single feed, so you can finally give the app-switching a rest. Spike’s conversational email fuses traditional email with instant messaging — eliminating cluttered email threads. With real-time conversations and live collaboration, have better interactions and a more human communication experience. Spike is available on iOS, Android, Mac, Windows & Web.Starting Price: Free -
20
Melo
Melo
The Melo platform is positioned around creating an inclusive and elevated user experience centered on enjoyment, belonging, and seamless interaction. Its core vision is to build an environment where users feel part of a shared space and can access a refined, high-quality digital experience tailored to their needs. It emphasizes delivering an “exceptional experience,” focusing on usability, engagement, and satisfaction as key pillars of its design philosophy. Melo aims to simplify interaction while maintaining a strong sense of identity and purpose, encouraging users to connect with the platform in a natural and intuitive way. The approach highlights a balance between functionality and emotional engagement, ensuring that users not only accomplish tasks but also enjoy the process. By prioritizing accessibility and a sense of community, Melo seeks to remove barriers and make its experience widely approachable.Starting Price: $19.99 one-time payment -
21
Calendar 365
AppJetty
Introducing Calendar 365 for Dynamics CRM - Your Ultimate Time Management Solution! Stay organized, efficient, and in control of your schedule with Calendar 365 for Dynamics CRM. Designed to seamlessly integrate with Microsoft Dynamics CRM, this powerful calendar extension revolutionizes the way you manage your time, tasks, and appointments. Whether you're a sales professional, customer support agent, or project manager, Calendar 365 is your indispensable tool for maximizing productivity and staying on top of your daily activities. Here are some features that can help you improve the productivity of your team: - Seamless Integration - Intuitive Interface - Customizable Views - Color Coding - Smart Reminders - Team Collaboration - Mobile Accessibility - Time Zone Support - Analytics and Reporting - Security and PrivacyStarting Price: $599 yearly (1-10 users) -
22
Joynit
Joynit
Joynit is a shared community calendar and scheduling platform designed to help organizations plan events, coordinate volunteers, and keep participants aligned through a single, easy-to-use interface. It centralizes events, invitations, attendance tracking, and communications into one online agenda that replaces scattered emails, spreadsheets, and messaging tools. Users can create clear event calendars, share them publicly or privately with a simple link, and allow participants to register without creating an account, reducing friction and improving engagement. It supports role-based permissions so administrators can control who can view, contribute, or manage events while keeping information accessible across desktop and mobile. Joynit also provides automated reminders and notifications to reduce no-shows, along with attendance tracking that shows who is coming, undecided, or absent at a glance.Starting Price: Free -
23
Causeway
VTM Group
Causeway is an intuitive collaboration platform designed for associations, committees, boards, and teams. Causeway users can create unlimited private workgroups, each of which contain their own secure areas for sharing files, engaging in discussions, sharing calendars, creating wikis, voting, tracking task progress, and more. Private workgroups allow committees, boards, and teams to share ideas and content. Workgroup members can easily share and revise files in the powerful document library. Workgroups have built-in email lists and users can create flexible stand-alone lists. Easily schedule, RSVP, and track attendance to all committee meetings. Conduct critical board elections or simply survey committee members. Create tasks, group them into projects, set reminders, and track progress. Easily collaborate on content without any uploading or downloading. Share content between workgroups with Causeway's powerful sharing features. -
24
Calendar.online
Calendar.online
For your calendar you get several access links for which you can set individual permissions (e.g. read or write). For increased security, each access link can be additionally protected with a password. Due to the easy access via links and the extensive rights management, Calendar.online is optimally suited to work on a calendar with several people in an uncomplicated way. Structure your calendar with colored sub-calendars. For each access link, you can also define which sub-calendars are readable and writable. Get reminders of your appointments via email or SMS. You also have the option to send reminders to your team and family members. You can receive daily or weekly agenda reminders so that you can stay informed by email about upcoming events. Additionally, you can receive notifications about new events or event changes by email.Starting Price: $7.90 per month -
25
Birabo
Birabo
A Simple Tool For Effortless Collaboration. Keep Files, Notes And Links Together. No more switching between e-mail, Dropbox and Google Docs. Collaborate In Real-Time. Share files and notes quickly, simply and safely. Stay Organized. Use tags, colors and assign members. Birabo is such an easy and powerful tool, that finally makes it possible to quickly share resources when we're working on a specific project or new idea. We've built a product that we needed for ourselves, and we'd like to share it with you. With Birabo, you will never lose your project files, notes, folders and links again. Share them with your team in one workspace, in real-time.Starting Price: $1.99 per month -
26
OfficeCalendar
Lookout Software
OfficeCalendar for Microsoft Outlook is an easy-to-use software application designed for sharing Microsoft Outlook information between colleagues and coworkers. OfficeCalendar is an affordable alternative to Microsoft Exchange Server, which is considered to be too expensive and complex for many small to mid-sized businesses. With OfficeCalendar, coworkers can share their Microsoft Outlook calendars, email, contacts and tasks; create group calendars; and control OfficeCalendar’s comprehensive sharing security; all from within their own copy of Outlook. Colleagues can also access their personal and shared Outlook folders (calendars, contacts and tasks) online using OfficeCalendar Online, giving users Outlook web access from anywhere or at any time. Share Microsoft Outlook Calendars with colleagues. Create interactive Outlook group calendars for easy group scheduling.Starting Price: $99.00/one-time/user -
27
Fantastical
Fantastical
A single subscription unlocks all features in both Fantastical and Cardhop across all your devices. Your calendars, tasks, and contacts will be more powerful, more productive, and more fun. Fantastical and Cardhop were both designed to eliminate frustration and make your life more productive. Quickly upload files or images directly from Fantastical to your iCloud, Google, or Exchange events. Attachments are accessible across all devices that sync with your calendar accounts. No matter what device you're using, Fantastical will give you the view you want. See a quick overview of your calendar with the Fantastical DayTicker and Calendar views, and browse comprehensive full screen views of your day, week, month, or year when you need more detail. -
28
TimeFleX
SDFE
TimeFleX Solutions is a modular system that you can dynamically adapt to the requirements of your company. The modules Group Calendar, Desk Sharing, MeetingFinder, Catering & Services, Visitor Management (from 2022) and Mobile can be freely combined. ONE installation for any number of locations. Finally, an application that puts a stop to uncertainties and double work when scheduling meetings in your organization: TimeFleX Group Calendar for Microsoft Outlook and IBM Notes will help you save time in future when entering and editing all your meetings and appointments. Thanks to its qualified information function, it also delivers cross-departmental transparency on the availability and utilization of people and resources. More extensive and efficient than any on-board resources available to-date.Starting Price: $2000.00/one-time/user -
29
Clockwise
Clockwise
Escape the chaos of work and find your focus with Clockwise. Clockwise is a smart calendar assistant that frees up your time so you can focus on what matters. Clockwise optimizes your calendar to free up blocks of uninterrupted time. With Clockwise you can finally find time for what matters, whether it's a research project, a strategic plan, or your next big idea. The time management toolkit for remote teams that makes collaboration easy. Clockwise creates uninterrupted blocks of time to get things done and to focus on your most important projects. You can count on Clockwise to take care of the busywork, like resolving meeting conflicts, handling different time zones, and always saving time for lunch. Are you a morning meeting person or need to leave early to pick up the kids? Clockwise understands your preferences and helps carve out time for what's essential to you. -
30
Koofr
Koofr
Koofr is a secure, private and user-friendly cloud storage. Save, backup, share and receive documents, photos, videos and more. The free plan comes with 10GB of free cloud storage space for life. If you ever need more space, Koofr offers affordable storage upgrades with a large variety of plans to fit your needs. All your files are safe on EU based and GDPR compliant servers. Your files on Koofr are accessible anytime, anywhere and from any device, since Koofr comes in a variety of desktop (Windows, Linux, Mac OS X, WebDAV, rclone) and mobile apps (Android, iOS and Huawei). What about your existing cloud storage accounts like Dropbox, Google Drive and OneDrive? Just connect them to Koofr and use unified search engine. Don't forget about automatic backup of all your media files from your phone - never worry about full phone storage or lost photo again! Also you can transfer your photos and videos directly from Instagram and Facebook to Koofr. Easiest backup in the world!Starting Price: 0.5 € /mo -
31
Morgen
Morgen
Morgen is a daily planner for time-blocking tasks from your to-do, project management, and PKM apps in your calendars. The AI Planner gives you custom plans that prioritize your most important tasks in your available time, but you can also time-block manually. Available on macOS, Windows, Linux, iOS, and Android. To use Morgen, you will connect at least one calendar (Google, Outlook, iCloud, Fastmail, Exchange, and more). Then you can manage and create events from these calendars directly in Morgen. If you already manage to-dos, tasks, and projects in other tools, you can integrate those and configure which tasks will be imported to Morgen. Integrations include Todoist, Notion, ClickUp, Linear, and even Obsidian. If you don’t have a task manager, no fear. Morgen has a simple built-in task manager.Starting Price: $30/month -
32
Reclaim.ai
Reclaim.ai
Smart AI scheduling for busy teams. Reclaim is an AI scheduling automation app that finds the best time for your meetings, tasks, habits, & breaks. Integrate your project management app or to-do list to automatically find the best time to work on your tasks, by priority, before your due dates. Or build your own task list in Reclaim! Automatically schedule your recurring habit routines at the best time around your other calendar events. Want to make time for lunch every day, weekly planning on Friday afternoons, or coding 3x a week? Automatically find the best time for your one-on-one meetings every week. Reclaim will analyze both calendars to find mutual free time, and automatically reschedule your Smart 1:1s if a conflict comes up. Book more meetings (and the right meetings faster) with "high-priority" and "flexible duration" Scheduling Links so you never send a meeting link with no availability again.Starting Price: $6.50 per user per month -
33
Routine
Routine
Routine is a work operating system that helps individuals and teams organize and manage their work efficiently. Routine centralizes work (tasks, meetings, tickets, clients etc.) from third-party services (GitHub, Salesforce, HubSpot, Slack, Dropbox etc.) into a graph-based unified workspace allowing seamless cross-referencing, 360-degree overview, data enrichment and visualization. By integrating with existing tools, Routine connects and enriches fragmented information, allowing users to track projects, collaborate efficiently, and make better decisions without having to constantly switch between multiple apps. Its data-driven and local-first approach ensures the information remains accessible and performant even without cloud connectivity.Starting Price: $10/month -
34
Citadel Team
Thales SIX GTS
As easy to use as your personal communication apps, Citadel Team is compatible on all your terminals and offers all the standard features of instant communication. Operated by Thales and hosted in France, Citadel Team offers a high level of security and guarantees a model without data resell. Activated when necessary, with the end-to-end encryption option, only your devices can read your conversations. Deploy, control and manage your corporate fleet from the Citadel Team administration console, while guaranteeing the identity of your users via their professional e-mail. Increased team reactivity, centralized conversations and file sharing in private or public personalized spaces for your projects. Boost communication by inviting thousands of members in dedicated chat rooms! Citadel Team also allows you to discuss privately with each of your internal collaborators and invite external partners. -
35
Skiff
Skiff
Skiff is a private, end-to-end encrypted workspace with Mail, Calendar, Pages, and Drive products for completely secure communication and collaboration. All Skiff products are designed with security and privacy in mind. All apps are built with end-to-end encryption (E2EE), so you never have to share your personal information, sensitive data, or private keys with anyone else. At all times, only you can access the content of your emails. Generous free tier - Enjoy 10 GB of free storage for your email, attachments, documents, and notes. - Create up to 4 free email aliases to protect your identity. Open-source and audited - Skiff Mail is open-source, uses open-source cryptography, and undergoes external security audits. - You can access our whitepaper and code at skiff.com. No trackers or ads - Sign up and upgrade without sharing any personal information; use crypto payments in many different currencies to upgrade. - Your data is never collected, sold, or shared. -
36
CalendarWiz
CalendarWiz
Collaborate with your team, share events and activities, or manage private schedules. Calendars, event boards, and other plugins are quickly embedded in any website. Send invites and reminders, and prevent double bookings. Coordinate with your team and manage staff schedules, vacation requests, and other important dates. Keep everyone in sync with multiuser event editing and real-time updates on all of your devices. There's nothing to download or install. View and edit your calendar from any device and share it with one simple link. Send invites and reminders with optional RSVP. Keep your team informed with updates about events and schedule changes. Allow team members to update their calendars with multiuser editing. Administrators have full control over viewing and editing permissions.Starting Price: $9 per month -
37
SkedPal
SkedPal
Do you schedule important events on your calendar, such as meetings, doctor appointments, and trips to the vet for Lucy? What about your professional endeavors, personal growth, and development? Is the work involved in scheduling your tasks on the calendar time-consuming and at times frustrating? We know how it feels when interruptions happen, priorities change and you need to endlessly jigsaw calendars. And, we care about you. With SkedPal, you finally get one single app to include BOTH your to-do list and the calendar. SkedPal Intelligently and intuitively schedules your tasks based on your priorities and commitments. Our mind is really bad at planning and scheduling. Of course, we're the best to know our preferences and priorities. But, how to move around the pieces on the chessboard that is our time is just not our cup of tea. Time is a zero-sum game. And, our productivity is not about doing more things; it’s about doing the right things.Starting Price: $9.95/month/user -
38
Calendar
Calendar
With Calendar Contacts, you can easily manage and track connections as well as send meeting invites, introduces associates, and find a time on your calendar to spend with friends. Whether it's lunch meeting with a colleague, a catch-up over coffee with a friend, or an upcoming conference call with a client, you can use Calendar Contacts to spend event creation. Inviting guests only takes seconds now that your contacts are integrated with your calendar. Calendar will continue to evolve as your needs and behaviors change to provide a suite of tools. As your organization grows, it becomes harder to manage processes. When it comes to your scheduling, we'd wager it hasn't been updated in years. Calendar intelligently categorizes project meetings to figure out the relationships between your plans and the people in your meetings.Starting Price: $6 per user per month -
39
Microsoft Loop
Microsoft
At its core, Microsoft Loop is about people—people who want to create together with ease, no matter where they are or what tools they use. It’s a transformative co-creation experience that brings together teams, content, and tasks across your tools and devices. Think, plan, and create together like never before. Get more done right where you are with Loop components that sync across apps in real time. Quickly kick off projects with intelligent suggestions, page templates, and an insert menu at your fingertips to easily add what you need to work together. Start off your project right—Loop will find the most relevant files and documents for your new workspace. Get inspired with AI-powered contextual suggestions to transform the way you create and collaborate. Communicate ideas asynchronously, collaborate, and stay in touch wherever you are despite time zone differences, commutes, and work style preferences. -
40
Tandem
Tandem
Tandem provides your entire scheduling team the ability to enter everything into one master calendar. Now your entire staff will be on the same page about what teams and groups are doing events in all your facilities. Tandem will automatically notify you when you are about to double book a facility, team or group. Once your events are all scheduled, Tandem can send them directly to your employee's online calendars and keep them updated with emails when events change or are canceled. Tandem will automatically alert you when an event will conflict with another before the event gets scheduled on your calendar. On facility or room bookings, equipment inventory removals, double booking times for specific groups or teams. Tandem provides your account admins the ability to "override conflicts" and book your event. Use Tandem to create your organizations step-by-step approval workflow for any of your buildings or facilities.Starting Price: $20 per 5 users per month -
41
OpenText Filr
OpenText
Whether you’re down the hall or across the world, Filr’s powerful collaborative co-editing capabilities allow your people work together on dozens of file types, and makes sure that every contributor feels like part of the team. Real-time collaborative co-editing on dozens of file types means that workers can still work together no matter where they are. Filr leverages access rights, quotas, firewalls, backup, and disaster recovery systems by working with existing file servers and directories. Make users productive from day one by giving them access to all their files and shared network folders from any device or location. Filr enables you to determine which users are allowed to share files, which files they can share, and who they can share them with. Filr serves as the connection between your file servers and the endpoint devices in your organization. -
42
Zoho WorkDrive
Zoho
Transform the way your team works together—give them a secure, shared workspace, so their ideas have a home from conception to realization. Create, collaborate, and make teamwork happen. Give your team a shared space to store, organize, and manage files to ensure seamless collaboration. Understand your team better with customizable reports including file access stats, audit trails, and more. Zoho WorkDrive meets industry-specific compliance standards such as SOC 2 Type II and ISO 27001 to ensure your data is always protected. Shape your ideas, together. Brainstorm with your team in real-time using Zoho Office Suite. File management and collaboration solution that suits any team, industry, or business size. Back up your team files offline. Always synced and always available. Our customers are working wonders with Zoho WorkDrive.Starting Price: $2.50 per month -
43
Glasscubes
Glasscubes
Glasscubes makes it easy for businesses of all sizes to work with anyone, from anywhere. A cloud-based collaboration platform trusted by the UK government and high-performing business, Glasscubes provides teams with secure online workspaces that enable them to work smarter and better. The platform includes file sharing, team collaboration, task and project management, and intranet/extranet features.Starting Price: $5.00/month/user -
44
CiraSync
CiraSync
Manual workarounds for syncing contacts, calendars, and notes to smartphones are error prone and time consuming. Custom apps are not scalable or have limited functionality. Without an automatic GAL sync solution, employees waste time looking up current contact information, are unable to identify critical business calls, or are forced to make manual updates. Unsynced shared calendars lead to missing business-critical meetings and ineffective management of projects, emergencies, or shifts. The CiraSync platform provides centralized administration with single sign-on, granular control, and best-in-class support. No software to install, no client configuration, and no need for user training. Sync unlimited number of contacts, shared calendars, and notes multiple times a day. Control who gets which contacts and calendars by leveraging existing distribution groups.Starting Price: $1 per user per month -
45
Qbox
CoralTree
Qbox is an all-in-one collaboration platform designed to streamline accounting workflows by combining file sharing, client portals, task management, chat, invoicing, eSignatures, and QuickBooks Desktop remote access into a single dashboard. It lets multiple users share and collaborate on QuickBooks, MS Access, Word, Excel, and PowerPoint files, automatically syncing changes and locking files to prevent conflicts, and supports QuickBooks attachments (PDF, DOC, XLS, JPG, PNG) in lock-step with company files. With no complex installation, you simply grant access to your QuickBooks Desktop files, and Qbox manages versioning and syncing, providing secure, cloud-based collaboration even for occasional monthly reviews. The platform integrates seamlessly with over 300 QuickBooks-compatible apps, offers bank-level security through 256-bit SSL encryption, and stores data in AWS data centers to safeguard sensitive financial information.Starting Price: $5 per month -
46
PBworks Project Hub
PBworks
Complete projects faster by managing “who does what by when”. Pull a high-level view of all projects to enable better business decisions. See the summary of each project on a single, visual screen. Store, share, and collaborate on documents, images, and other files. Everything you need to complete a project in a single, secure online space. View a visual, up-to-date single-screen summary of your project. Assign and track deliverables with tasks linked to content. Automated notifications keep everyone up to date. Bring together your customers, partners, and vendors. Store, discuss, search & share text, files, and documents. Every file you need is accessible by computer, smartphone, or tablet. A truly free project management option without time limits. Greater content capabilities. Greater customizability and branding. More organization and more security. Comprehensive security and access control. Centralized administration and control.Starting Price: $20 per month -
47
Calendbook.com
Calendbook.com
Through Calendbook you can create various events, mark the days and times when you are available for appointments, and share links with customers and colleagues. Our goal is to support the remote worker. We work every day to reduce the clicks necessary to manage the agenda and simplify the use of Calendbook.com. The platform will soon launch new features, such as the ability to receive payment in advance for advice, services and events from those who book an appointment through the calendar. Never miss an appointment, you will always have a reminder. Don't worry You can cancel or reschedule your appointments whenever you want. Calendbook respects the time zone of your contacts. Make your contacts know when you are available setting the days and times you prefer. When your contacts book an appointment, Calendbook will only show the times you are available. For all confirmed appointments, Calendbook creates an event directly on your Google Calendar.Starting Price: €4 per month -
48
Calindori
KDE
Calindori is a touch friendly calendar application. It has been designed for mobile devices but it can also run on desktop environments. Users of Calindori are able to check previous and future dates and manage tasks and events. When executing the application for the first time, a new calendar file is created that follows the ical standard. Alternatively, users may create additional calendars or import existing ones. -
49
Tuta Calendar
Tuta
Tuta Calendar is a zero-knowledge calendar with quantum-safe encryption, ensuring that all your events are protected from snooping and prying eyes. Whether you schedule events, receive event invitations, or share your calendar with others, all steps in the Tuta Calendar are automatically encrypted end-to-end. This means your data belongs to you, and no one else can access it. The intuitive, clean design allows for easy organization of appointments, business meetings, and repeating tasks. Push notifications are sent securely, so no third party can track you. Two-factor authentication can be enabled to protect your login credentials from malicious attacks. Tuta Calendar is available with free and open source desktop clients. You can share calendars and events with your family, organization, or company with a few taps.Starting Price: €3 per month -
50
Ideagen Huddle
Ideagen
Ideagen Huddle is a cloud-based platform that provides a safe and unique workspace environment for your team, partners and external stakeholders. Companies in highly regulated industries can review work, securely share sensitive information and collaborate efficiently which allows you to maintain complete control of the document - meeting your project goals on time and to budget, every time. With Ideagen Huddle, you get an easier way to collaborate and co-edit documents, control file versions, collaborate with clients, and organize team tasks. Built-in approval workflow means you'll never miss a deadline again, and our free mobile app keeps you connected even when you're on the road. Because Ideagen Huddle is cloud-based, it sits above your existing IT infrastructure so you can be sure everyone authorized can have access. Being cloud-based also keeps everyone synchronized to the latest files, so there’s never any risk of out-of-date documents being shared.Starting Price: $11.00/month/user