Is Zazen safe?

Zazen is a modern, minimal meditation timer for Android. It stays out of the way so you can sit: no account, no network access, no tracking, no ads. Features: Clean timer — a full-screen countdown with circular progress. Open-ended sits — no duration and no countdown: the timer simply counts up, and the sit ends when you decide it does, closing bell included. Interval bells — schedule bells at sp…

Developer: Andrea Tupini
Category: Meditation
Earliest archived version: 02 Oct 2026
License: MIT (per F-Droid metadata)

02 / Release notes

Release notes from F-Droid

02 Oct 2026

1.6.1

Timed sessions now continue counting after the closing bell, so you can sit longer without starting a new session. When saving a preset, choose to overwrite the existing one or save a new copy. This release also removes APK dependency metadata that F-Droid cannot accept.

Full notes →

03 / Package identity

Technical fingerprint

Application IDcom.zazen

Latest APK SHA-2560e0d14d1e27593679d0d87fa9da68533cba5508c32ef749fb89e1c006bd9eaec

Signing certificateB4:79:45:50:87:F1:36:AA:66:C2:D2:1A:BD:70:E0:9F:98:B2:95:74:34:D3:CC:96:21:6F:C5:E5:50:A8:CE:68

MIN ANDROID26TARGET34ARCHITECTUREarm64-v8a · armeabi-v7a · x86 · x86_64

04 / Version archive

Documented releases

1 TOTAL

VersionReleasedAndroidArchitecture

1.6.102 Oct 202626+arm64-v8a, armeabi-v7a, x86, x86_64→

05 / Safety & access

Safety verdict

Authentic — file hash matches the source indexNo ads or tracking flagged by the source

IntegritySHA-256 verified vs source

SourceOpen-source · fdroid

Permissions6 declared · 0 sensitive

Signaturepresent

Anti-featuresNo known anti-features

Sensitive accessNo sensitive permissions

Declared permissions

android.permission.ACCESS_NOTIFICATION_POLICY android.permission.FOREGROUND_SERVICE android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK android.permission.POST_NOTIFICATIONS android.permission.VIBRATE com.zazen.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Tracker status: Not assessed by WIKI for Android.

06 / Sources

Evidence ledger

Each entry is a captured public reference backing this record.

RepositorySource package page↗Source codeSource repository↗