Useful Android and iPhone apps

Fossify File Manager

Browse Android files, switch between list and grid views and inspect storage use.

By Fossify

Fossify Gallery

Crop, resize, rotate and draw on local photos in Fossify Gallery for Android, with folder and privacy controls.

By Fossify

Fossify Keyboard

Type on Android with an offline keyboard and controls for languages, layout and colours.

By Fossify

Fossify Messages

Send SMS and MMS, search conversations and manage message backups on Android.

By Fossify

Fossify Music Player

Play music stored on Android, organize playlists and adjust playback with an equalizer and sleep timer.

By Fossify

Fossify Notes

Save notes and checklists, then place useful notes in Android home-screen widgets.

By Fossify

Fossify Paint

Make simple drawings on Android, choose precise brush colors and export pictures as PNG, JPG or SVG.

By Fossify

Fossify Phone

Manage Android calls, speed dial, blocked numbers and call-history backups.

By Fossify

Fossify Voice Recorder

Record voice memos, organize audio files and play recordings back on Android.

By Fossify

Fulguris

Organize Android browser tabs into sessions and adjust toolbars, page layout and browsing settings.

By Slions

GCompris

Practice counting, reading, logic, and basic science with GCompris educational activities for Android.

By Timothée Giet

GPSTest

View satellite signals, position details, and location accuracy information from your Android phone with GPSTest.

By Sean Barbeau

Habo

Record daily routines in a habit calendar, with free local tracking and optional paid sync.

By Peter Pavlenko

Image Toolbox

Resize, convert and edit images on Android, with batch tools and optional downloadable AI models.

By ProgiX

Immich

Crop, rotate and adjust photos in a self-hosted library, with Android and iPhone apps for viewing and backup.

By Immich / FUTO

Just (Video) Player

Play video files, select subtitles, and adjust playback speed with Just Player for Android.

By Marcel Dopita

KDE Connect

Share files and clipboard text between an Android phone and computer over Wi-Fi.

By KDE Community

KeePassDX

Manage a local KeePass password database, generate passwords, and use autofill with KeePassDX for Android.

By Kunzisoft

Kiwix

Read downloaded reference archives without a continuing internet connection with Kiwix for Android.

By Kiwix Team

Librera Reader

Read local books and documents, adjust text and themes, and use installed text-to-speech voices with Librera Reader for Android.

By Librera

Linwood Butterfly

Sketch, draw diagrams and arrange photos, shapes and text on an editable canvas with Android touch or stylus controls.

By CodeDoctorDE / Linwood

LocalSend

Send files to nearby devices over a local network without a cloud-storage account.

By Tien Nam Do

Loop Habit Tracker

Track recurring habits, record amounts and review progress over time on Android.

By Álinson S Xavier

Markor

Edit Markdown notes and todo.txt lists as ordinary files stored on Android.

By Gregor Santner