O2 Calendar is made and published by O2 VN Tech.,JSC. AppBrain is an independent app data site and isn't affiliated with O2 VN Tech.,JSC. The app name, icon, screenshots and description belong to O2 VN Tech.,JSC and are shown as published on the App Store.
About O2 Calendar
O2 Calendar was a productivity app developed by O2 VN Tech.,JSC. It was removed from the App Store Apr 1, 2026.
User Ratings
The app had no ratings.
App Information
O2 Calendar was free. The app size was 51.93 MB. The last available version was 1.1.06. The last update was on November 28, 2025.
Technical Requirements
The app had a content rating of Everyone. The app had been available on the App Store since January 2021.
More data about O2 Calendar
| Price | Free |
| Rating | No ratings |
| Version | 1.1.06 |
| App size | 51.9 MB |
| Suitable for | Everyone |
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Changelog of O2 Calendar
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Developer information for O2 VN Tech.,JSC
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Technologies used by O2 Calendar
Frequently asked questions about O2 Calendar
Is O2 Calendar free?
Yes. O2 Calendar is free on the App Store.
Is O2 Calendar still available?
No. O2 Calendar was removed from the App Store. We last saw it there Apr 1, 2026.
How large is O2 Calendar?
O2 Calendar is 51.93 MB.
Is O2 Calendar suitable for children?
App Store rates the content of O2 Calendar as suitable for everyone.
Who made O2 Calendar?
O2 Calendar was developed by O2 VN Tech.,JSC. It is listed in the productivity category on the App Store.
What are the best alternatives to O2 Calendar?
People looking at O2 Calendar also look at these productivity apps: MAIKA - Trợ Lý Ảo Tiếng Việt, Lịch Vạn Niên - Lịch Âm, DNAILIS, Lịch Vạn Niên 2026, Lịch Âm, Shift Calendar - Schedule.