Is Cycluna safe?

Cycluna is a calm, private place to follow your cycle — and the moon alongside it. Everything stays on your phone. There is no account to create, no sign-up, and no cloud. Cycluna has no internet permission at all, so your data cannot be sent anywhere — because there is nowhere for it to go. What you can track • Period start dates, cycle length and period length • Mood, with a note when you want…

Developer: QuietFlare
Category: Health Manager
Earliest archived version: 03 Oct 2026
License: MIT (per F-Droid metadata)

02 / Package identity

Technical fingerprint

Application IDnet.quietflare.cycluna

Latest APK SHA-256d8e32618f78b59d38d75b00e6efb5a7fc5d20d41cb2f0b628c1e6ab4bb3aea36

Signing certificateC9:DA:AB:7B:5D:F1:D3:EB:C9:54:29:12:86:2C:BF:F6:32:43:40:F2:74:7F:41:4F:39:2A:F4:4C:78:0E:10:E0

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

03 / Version archive

Documented releases

1 TOTAL

VersionReleasedAndroidArchitecture

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

04 / 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

Permissions5 declared · 0 sensitive

Signaturepresent

Anti-featuresNo known anti-features

Sensitive accessNo sensitive permissions

Declared permissions

android.permission.POST_NOTIFICATIONS android.permission.RECEIVE_BOOT_COMPLETED android.permission.USE_BIOMETRIC android.permission.USE_FINGERPRINT net.quietflare.cycluna.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Tracker status: Not assessed by WIKI for Android.

05 / Sources

Evidence ledger

Each entry is a captured public reference backing this record.

RepositorySource package page↗Source codeSource repository↗