Alternatives to Keeper.sh
Compare Keeper.sh alternatives for your business or organization using the curated list below. SourceForge ranks the best alternatives to Keeper.sh in 2026. Compare features, ratings, user reviews, pricing, and more from Keeper.sh competitors and alternatives in order to make an informed decision for your business.
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Trumba
Trumba
Trumba is an event calendar and registration platform for your website or intranet. Manage all your event data in one place and publish custom calendars for your end users. Trumba currently powers the event calendars for large organizations and small businesses worldwide. Features include: • Customizable and unlimited calendars to cater to multiple audiences or business units. • Integration with 3rd party calendars to manage and publish all events in one place. • Flexible event management with custom templates and role-based editor access. • Event registration with custom forms and payment gateway support. • Attendee management including automated wait listing. • HIPAA-compliant solution for hospitals and healthcare organizations. • SSO support for user and visitor management. • Automated reminders and follow-ups, calendar syncing and personalized event lists. • Integration services and ongoing support included. • And so much more.... Get a demo or free trial today. -
2
CalendarBridge
CalendarBridge
No More Missed Meetings. No More Double Bookings. CalendarBridge syncs all your calendars across all your Google and Microsoft accounts in real time and makes scheduling meetings simple. Universal Calendar Syncing All Your Calendars. Always in Sync. CalendarBridge syncs your calendars across Microsoft and Google accounts in real time so your complete schedule is always available from any device. Why is CalendarBridge Sync Awesome? Easy setup. 5-minute self-service setup. No configuration required on any of your devices. Regain Control of Your Devices. See your corporate calendars on your personal device without giving an IT admin the right to wipe your device. Simplified Calendar Sharing. Outlook and Google Calendar scheduling assistants now show your true free/busy times, including external calendars. Privacy Controls. With the option to sync only free/busy times, sensitive calendar information never crosses organizational boundaries. -
3
Multical
Multical
Multical has one job: end double bookings for portfolio careerists, fractionals, multi-hyphenates, and consultants. With Multical you can effortlessly sync, see, and schedule across all your Google, Outlook, and Apple calendars. Made by a portfolio careerist for people who don't fit into one calendar.Starting Price: $5/month -
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Calendars.Cloud
Calendars.Cloud
You will have the ability to overlay color coded events, customize filters, schedule alerts, export to Outlook and Google calendar, share calendar online, and many more advanced features. Easy editing with multi color codes facilitation. See your schedule by single day, week or month. Sync your calendar with other calendar apps like Google Calendar, outlook etc. With other Teams in your Organization. -
5
OneCal
OneCal
OneCal is a productivity tool that helps professionals synchronize their meetings across multiple calendars in real time. Upon synchronizing your calendars, you'll never have to deal with meeting conflicts again. 🚀 Main Features: 🕙 Real-Time Updates: Your calendars are automatically updated in real-time as the original events change or new events are added. 🔄 Multi-Way Syncs: Choose from one-way or multi-way syncs between 2 or more calendars. Set up once and forget. ⚙️ Fully Configurable: You have all the necessary tools to easily configure exactly what you want to sync over. No more, no less. 🔑 Privacy Focused: We only store the data we absolutely need to perform the sync. No data about your events is stored in our systems. 🎳 Team Plans: We offer team plans for your whole organization to start using OneCal and sync their calendars. 🌠 Simple Interface: No need for extensive doc pages. Everything is clearly explained and defaults are provided out of the box.Starting Price: $3.70/user/month -
6
SYNCDATE
Duma Solutions
SYNCDATE is a web application for two-way Google Calendar synchronization. Connect multiple Google accounts, select which calendars to sync, choose direction (one-way or two-way), and SYNCDATE keeps events aligned automatically in the background. Key features: - Multi-account sync — Connect multiple Google accounts and sync events between any of their calendars. - Flexible sync rules — Choose one-way or two-way sync, configure title modes, privacy settings, description copying, and reminder handling per sync process. - Privacy by default — Synced events default to "busy" visibility. Detailed copying is opt-in. - Sync health monitoring — See sync status, freshness, latency, error summaries, and deterministic fix steps from the dashboard. - Clean exit — Delete a sync process and optionally remove all events it created. Reversible and traceable. - Webhook-driven with polling fallback — Events sync within seconds via push notifications, with 15-minute polling as a safety net.Starting Price: Free -
7
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 -
8
SyncGene
SyncGene
SyncGene synchronizes your data automatically*, so you can keep your Contacts and Calendar events in sync and up to date across all of your accounts. You just need to add at least 2 sources you want to sync (Google/Exchange/iCloud). The changes, which you make in one source, will be automatically transferred to another without any duplicates. You can share the latest information from your address book or calendar with other people. Merge your personal information from various places. We'll unify this information into one synced view of one Calendar, one Address Book and one To-do list for your hassle-free management. No more lost, duplicate or incomplete entries. Manage and update your events, contacts and tasks from any connected device, service or app.Starting Price: $5.83 per month -
9
iCalendar
Symfonies
iCalendar is the ultimate calendar for your iPhone, iPad and iPod Touch focusing on your productivity. Its seamless, highly usable interface allows you to enter events quickly and helps you keep track of your busy schedule. It integrates with your iCloud, Google, Exchange, Outlook, or Yahoo! account to provide you with the most convenient calendaring experience.Starting Price: $2.99 one-time fee -
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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 -
11
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 -
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Calhub
Calhub
Calhub is a unified calendar solution designed to simplify scheduling and provide a centralized view of all your calendars. Whether you're managing multiple Google Calendar accounts or streamlining your daily routine, Calhub enables you to create scheduling links based on real-time availability across all connected calendars. It’s ideal for busy professionals, freelancers, or anyone looking to eliminate the hassle of juggling different schedules! Key Features: - Unified calendar view for all your calendars - Effortless syncing of multiple Google Calendar accounts - Seamless integrations with Slack, Zoom, and more - Customizable scheduling links - Automatic addition of appointments to your Google Calendar - Free forever plan!Starting Price: $38 per month -
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UpTo
UpTo
Gone are the days of static event calendars that collect dust. UpTo events are interactive, letting your customers and fans share events and save them to their personal calendar. People are constantly on the go and they check their calendar at least 5 times each day. Can you say the same for your website's calendar? UpTo's app for iPhone and Android allows users to see their own calendar alongside yours whenever, wherever. You shouldn't need an IT department just to update your calendar. Add events through your online account and watch them sync seamlessly across UpTo's mobile app and web calendars. Your UpTo calendar has two layers. The front layer is your existing calendar. The back layer includes calendars you follow based on your likes and interests. Expand your calendar to reveal the back layer of events with just a pinch or tap.Starting Price: $9 per month -
14
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 -
15
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. -
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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 -
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Agendex
Agendex
Marketing events, training, webinars, whatever it is, easily manage your event calendars in Outlook and then publish them for everyone to see! Bring people, rooms, and resources together with our user-friendly, powerful free/busy search, it even works across multiple Exchange/M365 systems! Stop the email back-and-forth when trying to book meetings with external recipients; just send them your MyAvailability link and let them book what’s convenient for them! Smart, secure calendar sharing and booking for your entire organization. Agendex allows you to share events publicly so that anyone can view them and click to join them on the spot. You can provide a calendar link in emails or on your website, or even embed calendars on your website. Managed directly from Outlook, your everyday tool! These calendars can provide information about marketing events, webinars, training sessions, etc. Visitors can view information about any event and even register if you provide a registration link.Starting Price: $99 per month -
18
Let's Calendar
Manomay Informatics LLC
Let's Calendar is the worlds first and most advanced bulk calendar invite tool designed to help event managers, conference organizers, webinar admins, or simply any type of event and meeting organizers to send mass calendar invites to thousands of participants at once, and block their contacts date/time with details about their event and ensure a healthy turnout! Let's Calendar is hosted on Amazon Cloud and ensure great privacy tools that help protect your content and your contacts while allowing you to safely and securely upload your event contacts and send bulk calendar invites instantly in 1-click. Simply create your campaign, upload your contacts and hit "send" and let Let's Calendar handle all the magic in the backend. Let's Calendar will discreetly send the invites using your email id and your sender name to all the recipients in a way that they do not see each others details and the calendar invite is compatible with all browsers, devices and time zone.Starting Price: $49.99 per month -
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Smart Calendars AI
Smart Calendars AI
Transform your scheduling experience with Smart Calendars AI, where scheduling becomes effortless through the power of artificial intelligence. Speak, snap a photo, or paste text to create calendar events instantly - no more manual data entry. Smart Calendars AI automatically detects dates, times, and locations in multiple languages, converts physical invitations into digital events through photo recognition, and responds to natural voice commands. Working seamlessly across the Apple ecosystem, Smart Calendar AI processes your emails, messages, websites, and notes into calendar entries. Use Smart Calendars AI to receive smart scheduling suggestions based on your preferences. The clean, modern interface eliminates clutter while offering powerful sharing options including expirable quick links and custom QR codes. With a privacy-first approach combining local processing and minimal cloud interaction, your schedule stays secure and private. Available for iPhone, iPad, and macOS.Starting Price: Free -
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The Calendar Pro
Colorofbest
The Calendar Pro is a free Android app, displaying a simple and convenient calendar. With Pro version, display your Google agenda, customize the number of columns, the height of the cells and all its colors so that the Calendar is perfectly adapted to your needs. -
21
Trevor
Trevor AI
Take control of your day by scheduling the important tasks of work and life as time blocks in your calendar - just drag & drop. Plan your day with clarity, as Trevor helps you to visually manage everything competing for your time, in one place and in real-time. Focus your attention on a single task, in a specific time block, to minimize distractions and enter the flow state of deep work. Every hero needs a sidekick - yours can auto-assign durations for your tasks, provide scheduling suggestions and remind you of overdue. Trevor’s intelligent time blocking technology syncs every integration both ways and in real-time, to make sure you’re always up to date with your schedule. Each task scheduled with Trevor is synced with your calendar of choice.Starting Price: $3.99 per month -
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Apple Calendar
Apple
Calendar is an app from Apple that comes standard on iPhone, iPad, and Mac devices. Calendar from Apple integrates with Apple Mail and can be used as a calendar, and for scheduling.Starting Price: Free -
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Timely Event Calendar
Timely
Expand and delight your audience with a beautiful event calendar on your website. Easily create, promote, manage and monetize your events. All in one event calendar software. Our event calendaring software makes it easy to create a striking and engaging event calendar. Build a white-label calendar of events for your website. Easily customize the design to align to your brand and make it stand out. Choose your preferred language and timezone. Embed your calendar code to your website or simply link it to your custom domain, and you are ready to go. Our calendar software for business use has been designed for private, public and nonprofit organizations that organize and host events. It makes it extremely easy to create an event and even import your existing events iCal, Outlook and Google Calendar. Fill your online calendar with events from EventBrite, Meetup and other online sources. -
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Calfeed
Calfeed
Calfeed turns a written schedule into a calendar link people subscribe to from Apple, Google, or Outlook. Paste plain text, a link, a spreadsheet, a PDF, or a photo. AI builds the events; you review and publish one stable link. Subscribers see changes automatically: no resending files, no version confusion, no group texts when a time moves. Built for people who keep a schedule others follow: nurses and shift workers on rotating schedules, coaches publishing practice times, instructors, parents juggling kids' activities, and event organizers. Handles messy input, overnight shifts, and rotating patterns like 4-on-4-off. Every calendar gets a public page with per-device subscribe buttons, an embeddable widget, and optional custom branding (logo and color). A Chrome extension and iOS Shortcut create calendars from any page or screenshot. First calendar free. Pay per calendar with credit packs from $9, or Pro at$19/month for high-volume publishing.Starting Price: $12/month -
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Callum
Callum
Callum is an AI calendar assistant that brings smart, natural-language control to your work schedule so you can manage your calendar faster and with less friction by speaking or typing what you want done instead of navigating calendar UIs. It works with Google Calendar (with Outlook support coming) and lets you schedule, reschedule, update, delete, and search events simply by telling Callum what you need, helping you find time with individuals or groups by checking everyone’s availability and suggesting optimal slots without endless emails. Beyond basic scheduling, Callum understands context, pulls in details when connected to tools like HubSpot, Greenhouse, and other CRM/ATS systems, and helps you prepare for meetings with relevant historical and deal information so you’re ready before every call. You can also ask conversational questions about your calendar, such as how much free time you have this week or when you last met a contact.Starting Price: Free -
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Cal.com
Cal.com
Meet Cal.com, the event-juggling scheduler for everyone. Focus on meeting, not making meetings. Free for individuals. Cal reads your availability from all your existing calendars ensuring you never get double booked! Set repeating schedules for the times of the day and week that you want people to be able to book you. Share your short cal.com personal link and make it incredibly easy for people to book a meeting at a time that works for both of you! Set availability, location, duration and more on a per-link basis. Send bookings to different calendars or set a default. Cal.com checks for conflicts across all of your calendars and only offers times that are open. Never get double booked again. Cal.com enables you to build processes around your events. Notifications, reminders and follow ups are automatically taken care of. With Cal.ai - harness the future of AI scheduling.Starting Price: $12 per user per month -
27
Sunsama
Sunsama
The daily planner for elite professionals. Organize everything you need to do today in one place. Tasks, meetings, emails, you name it. Prioritize your work day by day. Set reasonable goals for what you want to accomplish each day. Tasks you don't get to today automatically roll over to tomorrow. Organize tasks day-by-day. Pull in tasks from Trello, Gmail, Asana... Pick out which tasks you want to work on today from your existing tools. Keep track of your tasks and calendar in one place. Sunsama syncs with your Google Calendar so you can see what's on your schedule and plan accordingly. See what the rest of your team is doing today. Check out what your teammates are working on each day. Track progress as the day goes on. -
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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 -
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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 -
30
CalendarX
AddEvent
CalendarX is the discovery platform for a wide variety of calendars, powered by AddEvent, the leading calendar marketing platform trusted by over 400,000+ organizations worldwide. Every day, people miss things they actually wanted to attend: a game, an exhibit, a school play, a sale they'd been waiting for. Not because they didn't care, but because life is busy and a social post or email was easy to swipe past. Every day, people miss things they actually wanted to attend: a game, an exhibit, a school play, a sale they'd been waiting for. Not because they didn't care, but because life is busy and a social post or email was easy to swipe past. CalendarX changes that. It's a public directory of Subscription Calendars from brands, sports organizations, schools, museums, theaters, and communities, all in one place, easy to browse, easier to follow. When someone subscribes to a calendar on CalendarX, every upcoming event automatically lands on their personal calendars. -
31
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) -
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OrgScheduler Pro
OrgBusiness Software
A networking calendar/scheduling system. The easy way for any organization to have a networking calendar within minutes! This is a more powerful version of OrgScheduler, with all of the features of the standard version, but with the additional capability to share data in real-time over the network. The each user maintains his own calendar. You can even set network alarms to remind the whole office of an important event, like a meeting, in real-time. Each user has a unique label and a caption to display within the calendar. The program will show the complete list of active connections. The OrgScheduler LAN is built upon the interface options introduced in Microsoft Outlook. It includes importing from Outlook, exporting to Outlook, text, HTML, XML and Excel formats. It features different time display options in the day view, 149 event coloring types to indicate an event’s kind and importance, automatic hints that display an event’s start and end time together with its caption.Starting Price: $39.95 one-time payment -
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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 -
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lemcal
lempire
lemcal is the tool that allows you to schedule all your meetings on autopilot. It eliminates unnecessary back-and-forth and helps you book more meetings. By linking lemcal to your Microsoft or Google account, users will be able to book slots directly in your calendar without any friction. lemcal lets you import your Calendly schedules in seconds. It also generates a fully personalized booking page to help you attract leads, reduce no-shows, and build your personal or company brand. lemcal automatically tracks the performance of your meetings and syncs your leads with the tools you love, reducing the time it takes to schedule meetings. lemcal allows you to sync with lemlist, Google Calendar, Microsoft Teams, and Zoom (coming soon). Your personalized lemcal link opens to your fully customized booking page, where people can schedule meetings with you quickly and easily. Sign up now to reserve your unique link.Starting Price: Free -
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CalGet
CalGet
CalGet is a powerful and effective tool that makes planning and sharing events easier. It lets you create add to calendar links people can click to instantly add your event to their calendars, whether they use Google, Apple, Outlook, or other services. You just enter your event details—like the name, date, time, and location—and CalGet creates a link you can share through emails, social media, or on your website. You can also use CalGet to collect RSVPs, so you know who’s coming. It gathers names, email addresses, and responses, and you can export this information as a file to keep things organized. If you prefer, you can embed the RSVP form or even share it as a QR code. CalGet is built to work across devices and calendar apps, so no one misses the date. Whether you’re planning a meeting, party, or webinar, it helps you stay organized and makes it easy for everyone to join.Starting Price: $0 -
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Revisual
Revisual
**Turn your Google Calendar into beautiful, embeddable event widgets — no coding required.** Works with WordPress, Wix, Webflow, or any CMS/custom site. Share via link, QR, embed, kiosk, or email — events sync automatically. - 📅 **Embed anywhere** — one script line, or WP shortcodes/Gutenberg blocks - 🌐 **Custom domains** — host event pages on your own domain - 📊 **Engagement analytics** — see how visitors interact with events - 🗓️ **Add to calendar** — one-click ICS/iCal add for attendees - 🔗 **Auto-updating QR codes & links** — share without a webmaster - 🖌️ **200+ design settings** — match fonts, colors, and layout to your brand - 🛎️ **Pop-out alerts** — notify visitors of new events on arrival - 🎯 **Group & target** — choose which events show on which channel - 🔍 **Built-in filters** — make event discovery effortless **Set it once.** Update an event in Google Calendar and it updates everywhere it's shared.Starting Price: $0 -
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Calday
Calday
Calday offers a user-friendly interface with a range of advanced features that enable users to manage appointments, schedule meetings, and send automatic reminders. First and foremost, with our built-in calendar and calendar hub, you can connect all your calendars in one place – including Google Calendar, Outlook, iCal, and more. Calday is designed to support both offline and online businesses, so you can seamlessly integrate scheduling into your workflow no matter what type of business you run. And with our unique feature of allowing clients to book several services at the same time, you can streamline your scheduling process and save time. Plus, Calday offers both web and mobile apps, so you can keep track of your schedule on the go. And with our top-notch tech stack, we guarantee a bug-free experience with the best performance.Starting Price: $10/month -
38
SavvyCal
SavvyCal
You’ll love it for the advanced features to keep you in control of your calendar. They’ll love it for the personalized scheduling experience. Give your schedulers a calendar, not a list of time slots. Allow recipients to overlay their calendar on top of yours to easily find mutual availability. Team scheduling at the click of a button. Automate round robin routing, set up collective scheduling, and add teammates on the fly. Connect all your calendars. Work, personal, side projects...check for conflicts across all of them and set which calendar you want to store each meeting in. Take back control of your schedule. Present ranked availability windows to encourage recipients to pick the optimal time (while still remaining flexible). Protect yourself from meeting overload. Set limits for how many meetings can be booked per day, week, or month so you always reserve time for deep work. Create naming conventions that find scheduling availability based on calendar events you create.Starting Price: $12 per user per month -
39
AddEvent
AddEvent
AddEvent is the leading no-code platform for calendar and event marketing, helping businesses promote events and calendars, drive attendance, and reduce no-shows. With Add to Calendar buttons, Embeddable Calendar widgets, Subscription Calendars, online RSVPs, and Dynamic Add to Calendar for appointments, AddEvent makes it simple to connect your events with your audience’s personal calendars. Create branded event landing pages without coding, embed calendars or event lists on your website, and use automated reminders to keep attendees engaged. AddEvent’s no-code tools are designed to help marketers, event professionals, and product teams maximize attendance & retention. Whether you’re promoting webinars, conferences, or community events, AddEvent gives you the power to get on their calendars, improve engagement, and make sure your customers never miss what’s next. For organizations looking to reduce appointment no-shows, check out Dynamic Add to Calendar to drive revenue.Starting Price: $29 per month -
40
Thunderbird
Mozilla Foundation
Thunderbird is a free email application that’s easy to set up and customize - and it’s loaded with great features! Thunderbird makes email better for you, bringing together speed, privacy and the latest technologies. Focus on what matters and forget about complexity. Multiple features, such as built-in Do Not Track and remote content blocking, work together to ensure your safety and privacy, so you can have peace of mind. With Add-ons (Extensions & Themes) and many more features you can change the look and feel of Thunderbird in an instant. Organize your schedule and life’s important events in a calendar that’s fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars. Thunderbird is an open source project, which means anyone can contribute ideas, designs, code, and time helping fellow users. -
41
BlackBerry Hub+
BlackBerry
Up your game with BlackBerry apps on your Android phone. Give your phone a productivity boost from BlackBerry®. Whether it’s integrating all your messages and social notifications into one place or giving you a really smart Calendar, BlackBerry makes sure doing stuff on your Android™ phone is effortless. Keep organized with BlackBerry® Hub+ Inbox. Inbox consolidates all your email, calendar events and social notifications from apps like Facebook, WeChat, Twitter, LinkedIn and WhatsApp in one unified app. You can also sync your BlackBerry Hub+ Inbox with Wear OS by Google devices to receive notifications and respond directly from your watch. BlackBerry® Hub+ Calendar allows you to schedule appointments and create events with ease. Use the Agenda, Day, Week, or Month view to quickly glance at your events and respond to meeting invitations directly from the BlackBerry Hub+ Inbox. You can also call into meetings directly from your event reminder with just one tap. -
42
Magical
Magical.so
Check your calendar without switching tabs, seamlessly schedule events, and jump straight into your meetings from anywhere. Magical uses GPT-4 and Whisper from openAI to generate meeting notes, recommend action items, and act as your meeting assistant. Experience accessibility at its finest by automatically syncing your meeting notes into Notion, and share them with others.Starting Price: $15 per month -
43
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 -
44
Microsoft Outlook
Microsoft
Microsoft Outlook is the all-in-one email, calendar, and contact management platform designed to keep you organized and connected across your digital life. With Outlook, you can manage multiple accounts—including Gmail, Yahoo, and iCloud—within one unified inbox. Intelligent scheduling tools and shared calendars help you stay on top of meetings, events, and personal reminders. The built-in Microsoft Copilot assists with writing emails, summarizing long threads, and managing tasks to boost productivity. Outlook also offers enterprise-grade security, filtering out spam, phishing, and malware to keep your data safe. Whether on desktop, mobile, or web, Outlook helps you manage communication and time with clarity and confidence. -
45
Proton Calendar
Proton AG
Your calendar is a record of your life. Proton Calendar helps keep it private. Proton Calendar automatically secures all your events with end-to-end encryption. Events received from people who use other calendars are secured with zero-knowledge encryption. In both cases, event details, including the title, description, location, and people invited, are encrypted so not even we can see them. Proton Calendar makes staying on top of your schedule simple while keeping your information secure. Proton Calendar was built by the team behind Proton Mail, the world’s largest encrypted email service. Over 50 million people and some of the world’s largest organizations have signed up with Proton. Proton Calendar comes with a Proton Mail email address that you can use to securely send event invites. You can also add events to Proton Calendar directly from your Proton Mail inbox.Starting Price: Free -
46
Readdle Calendars
Readdle
Calendars does a great job planning your day, week, and month. User experience was crafted to give you the most from using it on both iPhone and iPad. Organize your work tasks, movies, or shopping list. Add the due date or make your task recurring. Calendars will gently remind you in advance to get it done. Just drag and drop your tasks and events to reschedule an appointment. You can do that both online and offline. Or, ask Siri instead. Whether it's a business meeting, family dinner or a birthday, set up up to five reminders to be notified by alarm or an email in advance. It's a super reliable Reminders app, too. There are a couple of options to share your Google Calendar with others. In your Google Calendar settings, you can allow other people to see or edit events on your calendar. This option is great when you want to keep other people up-to-date about your schedule or delegate events to manage. -
47
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 -
48
BlendedCal
BlendedCal
BlendedCal helps you get control of your calendars. If you have too many calendar subscriptions to keep up with or need to share some or all of your calendars with others and have them stay up to date, BlendedCal makes it easy with tag-based calendars, event filtering, source filtering, and much more.Starting Price: $0 -
49
FullCalendar
FullCalendar
FullCalendar generates real React virtual DOM nodes so you can leverage Fiber, React's highly optimized rendering engine. Reduce your project's bundle size by using FullCalendar's modular plugins. Have a tough problem you can’t figure out? Try searching the documentation first. If you can’t find what you’re looking for, try Googling around. If you still can’t find an answer, post your question on the StackOverflow fullcalendar tag. When entering a new question, make sure you tag it with fullcalendar. Do you want to help the FullCalendar project move forward? FullCalendar has become rather popular over the past few years and there is a lot to be done. Any time and effort you are willing to contribute is greatly appreciated!Starting Price: $480 -
50
Toki
Toki
Toki is a powerful AI calendar assistant designed to manage your time with the speed and intelligence of AI, turning everyday inputs into structured, actionable schedules without friction. It allows you to create, edit, and organize events using natural inputs such as text, voice, images, screenshots, or even emails, making scheduling feel effortless and intuitive. It centralizes all your calendars, Google, Apple, Outlook, and more, into a single unified view, helping you quickly find free time and avoid conflicts while automatically detecting overlaps and suggesting better scheduling options. Toki goes beyond basic reminders by acting as a proactive planning agent that transforms ideas and to-dos into complete plans, deciding timing, participants, and details for you, while also learning your habits and preferences over time to improve accuracy and personalization. It enables you to save tasks for later and reminds you at the right moment.Starting Price: $3.99/month
