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Proton Calendar

Proton Calendar

Android · Calendar Apps · Proton

Get on Google Play Official source

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Curated by AppScout Catalog Team · Updated July 07, 2026 · ~2 min read

★ 4.5Rating
48.9 kDownloads
AndroidPlatform
2Categories

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Proton Calendar screenshots

Proton Calendar screenshot 1Proton Calendar screenshot 2Proton Calendar screenshot 3Proton Calendar screenshot 4Proton Calendar screenshot 5Proton Calendar screenshot 6

Screenshots via Google Play. All trademarks belong to their respective owners.

At a glance: Proton Calendar

PlatformAndroid
CategoryCalendar Apps
DeveloperProton
Rating★ 4.5/5
Downloads48.9 k
PricingSee official store
SourceGoogle Play
Page updatedJuly 07, 2026

Proton Calendar runs on Android and is listed under Calendar, developed by Proton. It’s catalogued on AppScout with a verified link to the official store.

It shows 48.9 k downloads and a source rating of 4.5/5 from the source catalog. Ratings come from the original listing — AppScout does not collect its own reviews.

Looking for similar Calendar options on Android? Compare Proton Calendar with the alternatives below, or browse more Android apps with related features.

About Proton Calendar

End-to-end encrypted calendar with no ads. Create customizable recurring events, add reminders, sync across devices, and check your schedule from a handy home screen widget

What we like

  • Source rating is high (4.5/5)
  • Links to a verified official source
  • Description mentions an ad-free experience
  • Description mentions privacy or security features

Things to consider

  • Offline support not explicitly stated — check the store description
  • Pricing details not stored locally — confirm on the store page

How to install Proton Calendar

  1. Tap Get on Google PlayYou’ll be taken to the official Google Play listing for Proton Calendar.
  2. Sign in if promptedUse your usual Google Play account; no AppScout account is needed.
  3. Install on your Android deviceThe download starts automatically once you confirm.

Permissions and privacy

Apps in this category generally request minimal permissions.

Categories

Calendar AppsOrganization Apps

Tags

PopularTop ratedPrivacy-focusedProductivityCross-platformNo ads

Proton Calendar vs. alternatives

AppRatingDownloadsTags
Proton Calendar (this app)★ 4.548.9 kPopularTop rated
Mi Calendar★ 4.6199.5 k—
Samsung Calendar★ 4.32.9 M—
Google Calendar———
Period Calendar★ 4.61.3 M—
Mi Calendar★ 3.8655.2 k—

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Compare Proton Calendar

Proton Calendar vs GroupCal - Shared CalendarProton Calendar vs Period CalendarProton Calendar vs Mi CalendarProton Calendar vs Samsung Calendar

Frequently asked questions

Is Proton Calendar free?

Proton Calendar is distributed through the official Google Play. Pricing and in-app purchases are shown on the store page when you tap Get on Google Play.

Is Proton Calendar safe to download?

We only link to verified official sources (Google Play). Always check the developer name and reviews on the store page before installing.

What platforms does Proton Calendar support?

This listing covers the Android version of Proton Calendar. Check the official store for availability on other platforms.

What are alternatives to Proton Calendar?

See the related Calendar apps below, or browse the full Calendar category for more options.

Does Proton Calendar work offline?

Offline support depends on the app. Check the official store description for details about offline mode and required permissions.

When was Proton Calendar last updated?

This catalog page was last updated July 07, 2026. For the latest app version and changelog, visit the official store.