maintained
Keep: FROST Nostr Signer
io.privkey.keepFROST threshold signer and Nostr event signer for Android
Latest documented release1.2.003 Aug 2026 · 26.9 MB→01 / Overview
Is Keep: FROST Nostr Signer safe?
Keep is a FROST (Flexible Round-Optimized Schnorr Threshold Signatures) threshold signing app and dedicated Nostr event signer for Android. It lets you hold FROST key shares on your phone and sign Nostr events without any single device ever holding the full private key. Keep implements the NIP-55 Android Signer protocol and NIP-46 remote signing, so any compatible Nostr client can request signatu…
- Developer
- PrivKey LLC
- Category
- Security
- First release
- 03 Aug 2026
- License
- Not documented
02 / Package identity
Technical fingerprint
Application ID
io.privkey.keepLatest APK SHA-256
d36c6e87a89d27574becc1172b30400528e16c85d148181f1fcaf6c2727c9d2bSigning certificate
3E:B0:E6:F6:F4:E0:96:2E:BD:71:7F:84:EE:A4:74:28:B7:30:87:B6:86:C9:56:63:3D:6A:9F:CC:4C:85:4F:50MIN ANDROID33TARGET36ARCHITECTUREx86_64
03 / History
Project timeline
Package observed in source index
Metadata and versions observed from the fdroid repository index.
04 / Version archive
Documented releases
1 TOTALVersionReleasedAndroidArchitecture
1.2.033+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
Permissions11 declared · 1 sensitive
Signaturepresent
Anti-featuresNo known anti-features
Sensitive accessCAMERA
Declared permissions
Tracker status: Not assessed by WIKI for Android.
06 / Sources
Evidence ledger
Each entry is a captured public reference backing this record.