TransektCount
A butterfly monitoring app for transect counters.Apache-2.0
GPSTest
An app for testing GPS and GNSS capabilities of a deviceApache-2.0
phyphox
Perform physics experiments with your phone. (by the RWTH Aachen University)GPL-3.0-only
Warpinator for Android (unofficial)
Share files across local networkGPL-3.0-only
Libre Camera
Modern camera app to take pictures and record videosGPL-3.0-or-later
StreetComplete
OpenStreetMap surveyor appGPL-3.0-only
Les Pas - Photo Album for Nextcloud
A photo album that saves all your precious memory in your private cloudApache-2.0
GPSLogger
A lightweight GPS logger, battery efficient, GPX/KML, add notes, share, upload.GPL-2.0-only
Trekarta - offline outdoor map
Detailed offline topo maps for hiking, cycling, skiing and other activitiesGPL-3.0-or-later
Neo Backup
The open-source tool to backup your apps and dataAGPL-3.0-only
Telegram FOSS
Telegram is a messaging app with a focus on speed and security.GPL-2.0-or-later
Mercurygram
Telegram is a messaging app with a focus on speed and security.GPL-2.0-or-later
Al-Azan - Prayer Times
Privacy focused open-source muslim Adhan (islamic prayer times) and qibla appAGPL-3.0-only
KDE Connect
KDE Connect integrates your smartphone and computerGPL-3.0-only
Automation
Automate stuff on your device by creating rules.GPL-3.0-or-later
ObscuraCam: The Privacy Camera
Picture anonymity: Take pictures & blur identities with this privacy camera appGPL-3.0-or-later
Podcini - Podcast instrument
A feature-rich open-source podcast manager and playerGPL-3.0-only
AntennaPod
Easy-to-use, flexible and open-source podcast manager and playerGPL-3.0-only
Simple Calendar Pro
Calendar widget 2023. Appointment scheduler & planner. Business work calendarGPL-3.0-only
Wikipedia
Official feature-rich viewer of the free online encyclopediaApache-2.0