Is Bluemoon safe?

Bluemoon: Your Personal Period Companion Embark on a seamless journey through your menstrual cycle with Bluemoon, the open-source Menstruation/Period Tracker that prioritizes your privacy Privacy First: Rest easy knowing that your most intimate data stays where it belongs—securely on your device. Bluemoon is designed with privacy features out of the box, ensuring that your personal information re…

Developer: Nils Grob
Category: Health Manager
Earliest archived version: 13 Dec 2025
License: GPL-3.0-or-later (per F-Droid metadata)

02 / Release notes

Release notes from F-Droid

13 Dec 2025

1.2.0

Added support for importing data from Clue - Added localization support - Translated app into Danish, Galician, Russian, Spanish - Translated app partially into German, Norwegian Nynorsk, Polish and Portuguese (Brazil)

Full notes →

03 / Package identity

Technical fingerprint

Application IDch.nilsgrob.android.bluemoon

Latest APK SHA-25628f526f1e2e268662e1859c3a5f40c62d841f78dbe7720ac3effd80f6b43644c

Signing certificate97:AE:14:99:40:80:6C:A0:D6:37:6A:5B:6F:05:A4:F1:15:A2:23:63:06:27:3A:28:38:7C:B9:D3:C7:51:44:2F

MIN ANDROID26TARGET35ARCHITECTUREarm64-v8a · armeabi-v7a · x86 · x86_64

04 / Version archive

Documented releases

1 TOTAL

VersionReleasedAndroidArchitecture

1.2.013 Dec 202526+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

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.SCHEDULE_EXACT_ALARM android.permission.USE_EXACT_ALARM ch.nilsgrob.android.bluemoon.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↗