Is JemRec safe?

A call recorder for unrooted Android. One APK. No root, no Shizuku, no companion app, no computer: the phone sets itself up. How it works. Android's voice-call audio source carries both sides of a call, but reading it takes permissions no ordinary app can hold. The shell user that an ADB session runs as holds them. JemRec embeds an ADB client and pairs with the phone's own Wireless debugging over…

Developer: Yevhen Yemchynskyi
Category: Phone & SMS
Earliest archived version: 16 Oct 2026
License: Apache-2.0 (per F-Droid metadata)

02 / Release notes

Release notes from F-Droid

16 Oct 2026

0.8

Fixes calls going unrecorded. JemRec could record the first call after its recorder started and then stop noticing calls, while the self-test still said all was well. The recorder now keeps hearing calls, an older one stuck on a call that had already ended gets replaced, and the self-test checks…

Full notes →

03 / Package identity

Technical fingerprint

Application IDcom.jemcik.jemrec

Latest APK SHA-2565e69ebd7484fcb9d559c2d3c8ca65c8de09af773a5023c19c709355956a5f881

Signing certificate50:AE:AB:36:30:F0:19:8E:A3:84:5D:B5:14:13:B1:AD:29:58:2F:78:24:0F:A2:DF:6F:E5:5B:A8:53:7A:FD:F8

MIN ANDROID31TARGET36ARCHITECTUREarm64-v8a · armeabi-v7a

04 / Version archive

Documented releases

1 TOTAL

VersionReleasedAndroidArchitecture

0.816 Oct 202631+arm64-v8a, armeabi-v7a→

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

Permissions13 declared · 3 sensitive

Signaturepresent

Anti-featuresNo known anti-features

Sensitive accessREAD_CALL_LOGREAD_CONTACTSREAD_MEDIA_AUDIO

Declared permissions

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↗