Hourly Chime / Speaking Alarm Clock, open-source

Audio Recorder with custom path selection and editing, no ads,open-source

Comics / Book Reader, open-source, GPLv3, no ads.

Simplified Binaural Beats application helps you to relax andmeditate, no ads, open-source, GPLv3 You can help translateapplication to your language, please read:https://gitlab.com/axet/android-binaural-beats/blob/master/docs/HOWTO-Translate.md

Merge media files, open-source

Help utility allow you to listen to android ToneGenerator.classconstant sounds, no ads, open-source, GPLv3.http://developer.android.com/intl/ru/reference/android/media/ToneGenerator.html

Nice and simple torrent client. Support forcreating torrent, magnet links, UPNP, PMP, uTP, PEX... Who knowswhat else...To install more "Search Engines" please visit project page.https://axet.gitlab.io/android-torrent-client/Real pirates steal author's rights, don't be like them -share!

OpenStreetMap Offline Maps with track recording, no ads,open-source