Google Calendar Sync vs Proton Calendar — Which Is Better?
A side-by-side comparison of Google Calendar Sync and Proton Calendar for Android, compared by rating, downloads and features. Each links to its verified official source.
Quick verdict
Both Google Calendar Sync and Proton Calendar are strong Android choices. Proton Calendar scores higher at ★ 4.5. Google Calendar Sync has the larger user base (482.3 k downloads). Pick the one that best fits what you need.
| Feature | Google Calendar Sync | Proton Calendar |
|---|---|---|
| Rating | ★ 4.2 | ★ 4.5 |
| Downloads | 482.3 k | 48.9 k |
| Platform | Android | Android |
| Official source | Google Play | Google Play |
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Frequently asked questions
Which is better, Google Calendar Sync or Proton Calendar?
Both Google Calendar Sync and Proton Calendar are strong Android choices. Proton Calendar scores higher at ★ 4.5. Google Calendar Sync has the larger user base (482.3 k downloads). Pick the one that best fits what you need.

