Best Calendar Apps for iPhone and iPad in 2026

The ranking

1. 1
   

   Google Calendar

   Works in any browser and on Android and iOS, with sharing and appointment booking included. Events need a Google Account, and there is no installed desktop app, unlike Apple Calendar or Outlook.

   Best for Shared personal and family calendars across devices

   WebiOSAndroid·Free plan, paid upgrades

   93.0of 100

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2. 2
   

   Calendar

   Built into macOS and iOS and syncs iCloud and Google accounts with no extra install. It runs only on Apple devices, and its scheduling tools are simpler than Fantastical's.

   Best for Apple users who want a built-in calendar

   macOSiOS·Free

   91.0of 100

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3. 3
   

   Outlook

   A full mail, calendar and tasks client on Windows and Mac, with delegate access and Copilot help. It is most useful when email also lives in Outlook, and its calendar alone is less focused than Fantastical.

   Best for Email and calendar in one workplace app

   WindowsmacOSiOSAndroidWeb·Free plan, paid upgrades

   89.0of 100

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4. 4
   

   Fantastical

   Natural-language entry and a polished day-to-year view on Mac and iPhone, with a free plan. Scheduling and other extras need Premium, and there is no Windows or Android app.

   Best for Polished personal planning on Mac and iPhone

   macOSiOS·Free plan, paid upgrades

   87.5of 100

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5. 5
   

   Proton Calendar

   A calendar from the Proton privacy suite, with apps on six systems and a free account. It has fewer third-party integrations than Google Calendar, so it suits people who put privacy first.

   Best for Privacy-focused calendars inside Proton's suite

   iOSAndroidmacOSWindowsLinuxWeb·Free plan, paid upgrades

   85.5of 100

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6. 6
   

   BusyCal

   A Mac-first calendar with tasks, sticky notes and a year planner, sold as a one-time license after a free trial. It runs on fewer platforms than Apple Calendar or Google Calendar, and it costs money after the 14-day trial.

   Best for Mac users who want tasks and a planner inside the calendar

   macOSiOS, iPadOS·One-time purchase

   83.5of 100

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7. 7
   

   Notion Calendar

   A free calendar that puts Google Calendar events next to Notion pages and databases on desktop and phones. It is the pick for Notion users, and it adds less to the calendar than the dedicated apps above.

   Best for Calendar for people who plan work in Notion

   macOSWindowsiOSAndroid·Free

   78.0of 100

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8. 8
   

   Teamup

   Teamup is a shared calendar for teams, with a free plan for up to five users, 12 views and nine access levels. It suits shared schedules more than personal planning, so it ranks below Google Calendar and Fantastical.

   Best for Shared schedules for teams and resource bookings

   WebiOSAndroid·Free plan, paid upgrades

   74.5of 100

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9. 9
   

   Zoho Calendar

   A browser calendar from Zoho with mobile apps, event invitations and resource booking. It is free for individuals and teams, but it is plainer than the native apps in this list and suits browser-first teams.

   Best for Browser-based team calendars with room booking

   WebiOSAndroid·Free

   72.5of 100

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