Best Free Calendar Software
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What is Free Calendar Software?
Calendar software helps individuals and organizations schedule, organize, and manage events, appointments, meetings, and tasks through digital calendars. These platforms provide tools for event creation, reminders, recurring schedules, availability management, and calendar sharing to improve time management and coordination. The software often includes features such as meeting scheduling, resource booking, notifications, synchronization across devices, and integrations with email, collaboration, and productivity applications. Many calendar solutions support team calendars, room reservations, workflow automation, and AI-powered scheduling assistance to streamline planning and collaboration. By centralizing scheduling and improving visibility into commitments, calendar software helps users increase productivity, reduce conflicts, and manage time more effectively. Compare and read user reviews of the best Free Calendar software currently available using the table below. This list is updated regularly.
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1
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 -
2
eM Client
eM Client
Boost your email and skyrocket your productivity with the best email client for Windows and macOS. eM Client is a fully-featured email client with a clean and easy-to-use interface. It also offers features for calendars, tasks, contacts, notes, and chat. eM Client's compatibility is unmatched. You can connect to any email service – it will work. This email client works seamlessly with Google Workspace, Office 365, Outlook, Exchange and virtually all conceivable email technologies. Integrates with Online meeting tools such as Zoom, MS Teams, Google Meet and more. eM Client enhances email communication for professionals and home users alike. It is the only email app on the market with the full support of server-side rules and search, instant message translation, "Snooze email" and “Watch for reply” features + easy to use email encryption (PGP and S/MIME). It also works perfectly with Gmail, including support for tags and signature synchronization.Starting Price: $59.95 one-time fee -
3
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. -
4
Calendly
Calendly
Calendly is a scheduling automation platform that helps individuals, teams, and enterprises book meetings without the back-and-forth emails. Share custom booking links, set availability preferences, and automate reminders, follow-ups, and calendar syncing. Calendly supports one-on-one, group, collective, and round robin scheduling, with smart features like buffer times, time zone detection, and meeting caps. Integrate with Google, Outlook, Office 365, Zoom, Microsoft Teams, HubSpot, Salesforce, Slack, and more to embed scheduling into your existing workflow. Calendly helps entrepreneurs, sales, marketing, recruiting, customer success, and professional services teams save time, reduce no-shows, and improve the client experience. Built for flexibility and scale, Calendly offers admin controls, reporting, and enterprise-grade security. Sign up for free and simplify your scheduling today—no credit card required.Starting Price: $10 per user per month -
5
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 -
6
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. -
7
Vivaldi
Vivaldi Technologies
The new Vivaldi browser protects you from trackers, blocks unwanted ads, and puts you in control with unique built-in features. Get Vivaldi and browse fast. Vivaldi is a web browser that was designed with the user in mind. It offers a wide range of features and customization options, making it a powerful and flexible tool for browsing the internet. One of Vivaldi's key features is its tab management system, which allows users to easily organize and manage multiple tabs. Vivaldi also offers a range of built-in tools, such as a notes and bookmarks manager, and the ability to take and share screenshots. Additionally, Vivaldi is designed to be fast and secure, with support for features like built-in ad-blocking and privacy protection. Overall, Vivaldi offers a unique and customizable browsing experience for users who want more control and flexibility. -
8
iCloud
Apple
See your photos, files, notes, and more across all your devices. They’re safe, up to date, and available wherever you are. If you lose a device, use Find My iPhone on iCloud.com to locate it, turn on Lost Mode, or erase it remotely. Securely store your files in iCloud Drive so you can share them with friends and colleagues. Add or edit photos and videos on one device, see them on all your devices. -
9
Any.do
Any.do
Millions rely on Any.do, the world's #1 to-do list, to stay organized and get more done. It's the simplest most powerful to-do list app ranked best-in-class by Apple, Google, The Verge, Forbes, and more. Set reminders to make sure important things don’t slip away. With powerful one-time, recurring and location-based reminders, you can be sure critical things don’t get forgotten. Wherever you are, take your to do list with you. Access Any.do on mobile, laptop, desktop, tablet and even your watch! Your tasks are automatically synced across all of your devices, giving you ultimate control.Starting Price: $35.99 per year -
10
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 -
11
Canary Mail
Canary Mail
Email, meet AI. Canary can write your emails, prioritize what needs attention, silence spam & much more. Say hello to your Inbox Copilot!Starting Price: $20/month -
12
Tockify
Tockify
Tockify includes a visually rich pinboard calendar as well as attractive modern takes on month grid and list/agenda style calendars. All styles look great on mobile too. Tockify blends seamlessly into your site to improve its looks and impress your visitors. You don't have to settle for a widgety calendar that undermines your style any more. Tockify's customizer tool lets you control every aspect of your calendar's colors, fonts and layout so you can make it match your site's style. All without any programming. Create daily, weekly or monthly events, then move or cancel particular repeats. Do you have an event that repeats on the second and last Tuesdays of every month? No problem. Our event submission feature makes it easy for you to let your community submit events to your calendar and to review and approve them before they're published. Add a prominent promotion button to any event and use it to send visitors to your tickets or booking page.Starting Price: $8 per month -
13
Breeze
Breeze Calendar
Breeze is a minimalistic scheduling application to help you avoid finding common time for meetings over email or text. It connects with your Google Calendar to manage appointments that your guests can schedule from a simple web page. You can have as many Breeze pages as you want. A Breeze page is set per each type of event you configure within Breeze, and each page comes with a unique URL you can share with your guests. You can have event pages for business or for your personal activities - all hassle free and according to your availability! Quickly setup your preferences, share your Breeze pages with your guests and let us do the rest. Once a guest books time with you, Breeze will automatically add it to your calendar and create a Google Meet or Zoom call link for you. Breeze works great for entrepreneurs and teams all over the globe and across multiple time zones, with automated detection and settings.Starting Price: $5 per month -
14
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 -
15
Appointible
Appointible
On the mission to help salons, spas and individual beauty professionals with the most efficient appointment booking system so that YOU can focus on taking care of their clients. We help you stay organized, get more done and grow your business faster. Let your clients book appointments with our modern and easy-to-use online bookings platform. Organize your business calendar on the go, manage your staff, and reduce no-shows with text reminders. Grow your business with text marketing and client engagement tools on autopilot. Streamline the process of scheduling appointments, text marketing, nurturing clients, organizing staff calendars, and more. Start managing your appointments with confidence and ease. Try for free and bring in more clients. Keep your clientele connected to you and your services, collect more reviews, and communicate with clients using our two-way text messaging system. Equip your team with simple and intuitive tools.Starting Price: $15 per month -
16
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 -
17
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 -
18
EssentialPIM
Astonsoft Ltd.
EssentialPIM is the award-winning email client and complete information management solution. It handles all your email messages, appointments, contacts, tasks, notes and password entries with easy-to-use, intuitive tools.Starting Price: $39.95 -
19
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 -
20
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 -
21
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 -
22
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 -
23
Tuta
Tuta
Tuta offers a highly secure, encrypted email, calendar, and contacts service designed to give users complete control over their data. With end-to-end encryption powered by quantum-safe cryptography, Tuta ensures that all your communications are private and safe from surveillance. The platform is easy to use, supports mobile apps for Android and iOS, and is ad-free, offering a seamless experience across multiple devices. Tuta is committed to using renewable energy to power its servers, ensuring privacy while contributing to a greener future.Starting Price: €1.20 per month -
24
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 -
25
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 -
26
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 -
27
Plandisc
Visma
Many industries can benefit from creating a circular calendar that provides a complete overview across the departments. Plandisc is perfect for schools, associations, marketing departments, the board of directors and human resources departments, among others. The multiple ring format of the Plandisc circular calendar incorporates main activities and themes among categories for clear organization wide visualization. This tool enables transparency and coordination across the organization, leading to more knowledge-sharing and inspiration. Use one of our many versatile templates to design the right circular calendar for your organization. Although all industries and sectors have activities which are repeated every year, a new calendar year often mean starting the planning process all over from scratch despite the fact everyone in the organization already knows much of what’s coming up again in the year.Starting Price: $25 per month -
28
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 -
29
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 -
30
pepito
pepito
With pepito, working hours and vacation days can be easily managed and duty rosters can be created in an uncomplicated manner. The clever tool thinks ahead and precisely records both absences and overtime. On request, pepito takes over the complete time recording and summarizes all information clearly. Thanks to pepito, the right employees are deployed at the right time. The heart of the tool is the requirement and deployment planning as the basis for securing all shifts and working time windows. Duty times are displayed transparently for planners and employees, absences are clearly stored, and actual and target working times are automatically compared. Regardless of the industry, all information about each employee is clearly stored in the digital personnel file. These can be called up by decision-makers at any time. Documents from applicants, certificates, time limits, holiday agreements, notes from employee appraisals, but also master data, and much more have their place here.Starting Price: Free
