One Calendar
All calendars in ONE place!
FreeOffers In-App Purchases
5.4.6for iPhone, iPad and more
Age Rating
One Calendar Screenshots
About One Calendar
The most popular app to view all your calendars like Google, Live, Outlook, iCloud, Exchange, Office365, Yahoo, Nextcloud, Synology, GMX, Mailbox.org, ownCloud and more. OneCalendar integrates all your calendars into an easy-to-read overview. View and manage all your appointments, events and birthdays.
OneCalendar is available on all platforms.
OneCalendar is available on all platforms.
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What's New in the Latest Version 5.4.6
Last updated on May 3, 2024
Old Versions
Fix Microsoft connection bug
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Version History
5.4.6
May 3, 2024
Fix Microsoft connection bug
5.4.2
Apr 29, 2024
Fixes for Thailand and Saudi Arabia.
5.4.1
Apr 16, 2024
Update development tools
5.3.0
Feb 24, 2024
Fix google event types.
5.2.5
Dec 27, 2023
Fixed Google occurrence bug
5.2.2
Oct 29, 2023
Fix Yahoo caldav calendar url
5.2.1
Sep 29, 2023
Fixes for upgrade to iOS17
5.1.1
Aug 25, 2023
Updated Analytics
5.1.0
Jul 30, 2023
Updated analytics.
5.0.0
Jun 23, 2023
Unified code
4.6.0
May 11, 2023
Added Danish language
4.5.1
Apr 27, 2023
Bugfix create/edit appointment dialog on older iOS versions
4.5.0
Apr 21, 2023
Updated development tools.
4.4.1
Apr 8, 2023
Fix outlook bug.
4.4.0
Mar 10, 2023
Fixed Microsoft API bug
4.3.2
Oct 15, 2022
Added Polish language
4.2.0
Jun 25, 2022
Added Portugese translations
4.1.2
Jun 16, 2022
Bug fixes
4.1.1
Jun 12, 2022
Bug fixes
4.1.0
Jun 3, 2022
- Improved security
- Added time sensitive notifications
- Added time sensitive notifications
4.0.0
May 8, 2022
Bug fixes
3.10.4
Apr 15, 2022
Minor fixes
3.10.3
Mar 20, 2022
- Warning deprecated Microsoft API
- Fixed widget bug
- Fixed widget bug
3.9.2
Feb 11, 2022
Enable MS Graph API
3.8.0
Dec 27, 2021
Minor changes and bug fixes
One Calendar FAQ
Click here to learn how to download One Calendar in restricted country or region.
Check the following list to see the minimum requirements of One Calendar.
iPhone
Requires iOS 14.2 or later.
iPad
Requires iPadOS 14.2 or later.
Mac
Requires macOS 10.15 or later.
iPod touch
Requires iOS 14.2 or later.
One Calendar supports English, Catalan, Danish, Dutch, French, German, Hindi, Italian, Japanese, Korean, Polish, Portuguese, Simplified Chinese, Spanish, Turkish
One Calendar contains in-app purchases. Please check the pricing plan as below:
OneCalendar premium
$5.99