Is Fossify Calendar safe?

Tired of cluttered calendars and privacy concerns? Fossify Calendar is here to change that. Your open-source powerhouse for managing life, designed with privacy as its core and packed with powerful features to keep you organized. Here's what makes Fossify Calendar different: 🚫 AD-FREE AND PRIVATE: Your events remain yours. No ads, no tracking, no intrusive permissions. ⏰ FLEXIBLE AND CUSTOMIZABL…

Developer: Fossify
Category: Time
Earliest archived version: 17 Feb 2026
License: GPL-3.0-only (per IzzyOnDroid metadata)

02 / Release notes

Release notes from IzzyOnDroid

10 Oct 2026

1.12.0

Added: • Added holidays for more countries Changed: • Updated holiday data • Updated translations Fixed: • Removed padding around monthly calendar widget • Fixed clipped text in the event-list widget

Full notes →

23 Sept 2026

1.11.0

Added: • Holidays for New Zealand Changed: • Updated holiday data • Improved holiday management • Updated current time indicator in weekly view • Monthly calendar widgets now respect grid preference • Updated translations Fixed: • Fixed CalDAV sync on Android 11+ • Fixed event text readability on…

Full notes →

17 Feb 2026

1.10.3

Changed: • Updated translations Fixed: • Fixed crash when changing orientation

Full notes →

03 / Package identity

Technical fingerprint

Application IDorg.fossify.calendar

Latest APK SHA-256dae815ce83285facf9fd8648b8c4f039700d95126325db124521eba479b270ba

Signing certificateAF:FD:B1:24:D3:F4:72:0C:2F:98:DB:CA:9E:AC:BA:05:14:FB:A4:30:6E:20:A2:78:6C:86:1C:3C:0D:6F:F2:92

MIN ANDROID26TARGET36ARCHITECTUREarm64-v8a · armeabi-v7a · x86 · x86_64

04 / History

Archive history

4 versions in WIKI archive: earliest 1.10.3 (17 Feb 2026), latest 1.12.1 (24 Oct 2026).

No change in android.permission.* between 1.12.0 and 1.12.1.

05 / Version archive

Documented releases

4 TOTAL

VersionReleasedAndroidArchitecture

1.12.124 Oct 202626+arm64-v8a, armeabi-v7a, x86, x86_64→1.12.010 Oct 202626+arm64-v8a, armeabi-v7a, x86, x86_64→1.11.023 Sept 202626+arm64-v8a, armeabi-v7a, x86, x86_64→1.10.317 Feb 202626+arm64-v8a, armeabi-v7a, x86, x86_64→

06 / Safety & access

Safety verdict

Authentic — file hash matches the source indexReview the flags below before installing

IntegritySHA-256 verified vs source

SourceBinary repo · izzyondroid

Permissions13 declared · 5 sensitive

Signaturepresent

Anti-featuresNo known anti-features

Sensitive accessREAD_CALENDARREAD_CONTACTSREAD_EXTERNAL_STORAGEWRITE_CALENDARWRITE_EXTERNAL_STORAGE

Declared permissions

android.permission.FOREGROUND_SERVICE android.permission.POST_NOTIFICATIONS android.permission.READ_CALENDAR android.permission.READ_CONTACTS android.permission.READ_EXTERNAL_STORAGE android.permission.RECEIVE_BOOT_COMPLETED android.permission.SCHEDULE_EXACT_ALARM android.permission.USE_EXACT_ALARM android.permission.VIBRATE android.permission.WAKE_LOCK android.permission.WRITE_CALENDAR android.permission.WRITE_EXTERNAL_STORAGE org.fossify.android.permission.WRITE_GLOBAL_SETTINGS

Tracker status: Not assessed by WIKI for Android.

07 / Sources

Evidence ledger

Each entry is a captured public reference backing this record.

RepositorySource package page↗Source codeSource repository↗