Voice Audiobook Player
A clean audiobook player for your own files, with sleep timer and bookmarks.GPL-3.0-or-later
Lens HRV
Measure heart-rate variability with your phone camera, no extra sensorsGPL-3.0-only
Mooneva Cycle – Period Tracker
Private period & cycle tracker. Offline, encrypted, no account, no ads.GPL-3.0-only
Keep Alive
Notify others if you haven't used your device in a given period of timeApache-2.0
Keep Alive Lite
Notify others if you haven't used your device in a given period of timeApache-2.0
Oversec
Privacy for All Apps! Encrypt and Disguise Messages in All Your Apps!GPL-3.0-or-later
Fulguris Web Browser
Fast, customisable with sessions, ad blocking & privacy featuresMPL-2.0
Trail Sense
Use your phone's sensors to assist with wilderness treksMIT
FreeOTP+
Two-factor authenticator (2FA) with one-time password protocols (OTP)Apache-2.0
Liseur
EPUB reader in sync with your own calibre-web, Komga or OPDS book server.MIT
TourCount
A butterfly monitoring app for species-specific registering of butterflies in EuApache-2.0
TransektCount
A butterfly monitoring app for transect counters.Apache-2.0
AuthPass - KeePass compatible Password Manager
Keep your passwords safe across all platforms and devices.GPL-3.0-only
FeedFlow - RSS Feed Reader
Minimal RSS reader with offline reading, reader mode & flexible sync options.Apache-2.0