Alternatives to Apple Calendar for all platforms with any license

  • Google Calendar icon

    Google Calendar

    With Google Calendar, its easy to keep track of all your lifes important events in one place. You can add events and send invitations...

    Free Web / Cloud Android iPhone Chrome OS Android Tablet iPad ... Sunbird Chrome

  • Lightning icon

    Lightning

    Lightning brings the Sunbird calendar to the popular email client, Mozilla Thunderbird...

    Open Source Mac Windows Linux Thunderbird SeaMonkey

  • Sunrise Calendar icon

    Sunrise Calendar Discontinued

    Sunrise is a free calendar made for Google Calendar, iCloud and Exchange. Sunrise also connects with all your favorite apps like...

    Free Mac Web / Cloud Android iPhone Chrome OS Android Tablet ... iPad Apple Watch

  • aCalendar icon

    aCalendar

    Android calendar-app showing the weeks of the year (week numbers), 21 languages, syncable with Google Calendar: FEATURES *...

    Free Android

  • Etar Calendar icon

    Etar Calendar

    Material designed open source calendar on Android.

    Open Source Android Android Tablet

  • VueMinder Calendar icon

    VueMinder Calendar

    Take control of your schedule and get reminded wherever and however you want. Instantly access your appointments, tasks, and notes...

    Freemium Windows

  • Calendar icon

    Calendar

    Calendar, part of Office Online , is a time-management web application by Microsoft. With...

    Free Web / Cloud

  • Kontact icon

    Kontact

    Kontact is the integrated Personal Information Manager of KDE. Kontact suite unites mature and proven KDE PIM applications under...

    Open Source Windows Linux

  • Dials icon

    Dials

    Dials' unique clock-based view of your day is easier and faster to view than the standard “list view” format other mobile...

    Free iPhone

  • Maya icon

    Maya

    Maya is a slim, lightweight, GCal-syncing GTK+ Calendar application written in Vala, specifically for elementary OS . Also looks and...

    Open Source Linux

  • California

    California is a new calendar application for GNOME 3. It's currently under heavy development.

    Open Source Linux

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  • BusyCal icon

    BusyCal

    Share Calendars on a LAN and sync with Google Calendar. BusyCal combines a beautiful, personal desktop calendar with an award...

    Commercial Mac

  • Calvetica icon

    Calvetica

    The fast calendar for iPhone. Add an event in just two quick taps. See how full your week or day is at a glance. It works with the...

    Commercial iPhone

  • GMinder icon

    GMinder

    GMinder is a reminder program that waits in your system tray and alerts you when you have an upcoming Google Calendar event. ...

    Open Source Windows

  • 30 Boxes icon

    30 Boxes

    30 Boxes is an online calendering tool.

    Free Web / Cloud

  • CalenGoo icon

    CalenGoo

    CalenGoo gives you a fast and easy way to access and change your Google Calendar (or Google Apps Calendar) with your Android device....

    Commercial Android iPhone Android Tablet iPad Android Wear

  • Cozi icon

    Cozi

    Cozi is a free online calendar that helps families coordinate activities. See who needs to be where and when, be reminded of upcoming...

    Free Web / Cloud Android iPhone Blackberry Android Tablet Windows Phone ... iPad Kindle Fire

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  • Kontact - KOrganizer icon

    Kontact - KOrganizer

    KOrganizer is the calendar and scheduling component of Kontact, the integrated personal information manager from KDE.

    Open Source Linux KDE

  • Plain Today Calendar icon

    Plain Today Calendar

    Plain Today Calendar application provides Notification Center Calendar Widget for your Mac (with additional features).

    Commercial Mac

  • qOrganizer icon

    qOrganizer

    qOrganizer is a general organizer that includes a calendar with schedule,reminders,journal/notes for every day, to-do list. But...

    Open Source Windows Linux BSD

  • Ominder icon

    Ominder

    Keep track of all your Events with free SMS and Email notifications. Store and organize your Events and To-do on Ominder and never...

    Free Mac Windows Linux Android Windows Phone

  • Google Calendar Checker icon

    Google Calendar Checker

    Quickly see the time until your next meeting from any of your calendars. Click on the button to be taken to your calendar. Update: ...

    Free Mac Windows Linux

  • AnCal icon

    AnCal

    AnCal stores yours appointments, tasks and notes, which you can easily add and edit. You can also set alarms for selected items and...

    Open Source Android

  • Teamup Calendar icon

    Teamup Calendar

    Cloud-based calendaring using capability URL, application developed in Zurich, Switzerland.

    Freemium Web / Cloud

  • Alarms icon

    Alarms Discontinued

    Intuitive task management/reminder app for the Mac. Just drag the items you want to be remembered of to the Alarms menu and place...

    Commercial Mac

  • Do It Tomorrow icon

    Do It Tomorrow

    'Do It Tomorrow' is a Windows desktop application which helps you to track, organize, reuse, export, print, and summarize your...

    Freemium Windows Android

  • CCalendar icon

    CCalendar Discontinued

    CCalendar, formerly Moo Calendar, is a free Windows calendar software supports Google Calendar and Yahoo! calendar. It is featured...

    Free Personal Windows

  • KeepTime icon

    KeepTime

    A free, smart calendar with wait time reports. Wait less, do more. KeepTime is your personal, smart calendar that helps you outsmart...

    Free Web / Cloud Android

  • Visual Calendar for Tablets icon

    Visual Calendar for Tablets

    Visual Calendar will change the way you plan your life. Visually link the things you plan to do, creating logical chains. Think Mind...

    Commercial Android Android Tablet

  • Caliander icon

    Caliander

    Caliander is the calendar that lets you create events faster and with less effort while keeping you on top of things with its smart...

    Commercial Mac

  • Remind icon

    Remind

    A sophisticated calendar and alarm program. It includes the following features: A sophisticated scripting language and intelligent...

    Open Source Linux

  • DoneCal icon

    DoneCal

    Calendar for remembering what you've done

    Free Web / Cloud

  • Zoho Calendar icon

    Zoho Calendar

    Zoho Calendar is a free online calendar application that helps you to track your appointments and meeting schedule, send invitation...

    Free Web / Cloud

  • PreMinder icon

    PreMinder

    PreMinder is an easy to use calendar with monthly, two-monthly, week or multi-week views. A handy scrollbar that lets you move through...

    Commercial Mac