Useful Android and iPhone apps

Firefox

A web browser for Android and iPhone.

By Mozilla

Amaze File Manager

Browse phone storage, organize files in tabs, and open archives or text documents with Amaze File Manager for Android.

By Team Amaze

AnkiDroid

Create or import flashcard decks, review them with spaced repetition, and track study progress with AnkiDroid on Android.

By AnkiDroid Open Source Team

AntennaPod

Subscribe to podcast feeds, download episodes, and manage a listening queue with AntennaPod for Android.

By AntennaPod Open Source Team

BasicAirData GPS Logger

Record trips offline, add location annotations, and export tracks as GPX, KML, or text with BasicAirData GPS Logger.

By BasicAirData

Binary Eye

Read QR codes and barcodes, inspect their contents and create new codes on Android.

By Markus Fisch

Brushes Redux

Paint on iPhone and iPad with adjustable brushes, colour and opacity controls, layers, undo and painting replay.

By Christoffer Hoel

Ceno Browser

Browse on Android with peer-to-peer content sharing, public and personal modes, cache controls and optional bridge mode.

By eQualitie

CoMaps

Use offline maps, outdoor route options and saved places for walking, cycling and driving.

By CoMaps

Cryptomator

Open files in encrypted Cryptomator vaults on Android or iPhone, with free read-only access and optional paid writing features.

By Skymatic GmbH

Delta Chat

Use chats, groups, voice messages, and linked devices with Delta Chat, a free native messaging app for Android.

By merlinux

DuckDuckGo Browser

Browse with tracker-blocking controls and optional email protection on Android and iPhone.

By DuckDuckGo

Element X

Send direct and group messages, join Matrix rooms, and make voice or video calls with Element X for Android and iPhone.

By Element Creations Limited

Ente Photos

Crop, rotate and adjust photos in a mobile library with albums, sharing and encrypted backup.

By Ente Technologies, Inc.

Every Door

Check nearby shops, add building entrances and map small street features for OpenStreetMap with Every Door on Android or iPhone.

By Ilja Zverev

FairEmail

Read and send email from existing accounts, combine inboxes, and keep local messages with FairEmail for Android.

By Marcel Bokhorst, FairCode BV

FairScan

Scan paper pages into PDFs with automatic detection, correction, on-device processing, and sharing in FairScan for Android.

By fairscan.org

Firefox Focus

Open a link or make a quick search, block common trackers and clear the browsing session with one tap on Android or iPhone.

By Mozilla

FitoTrack

Log running, cycling, and hiking workouts, then review distance, pace, duration, and activity charts with FitoTrack.

By Jannis Scheibe

FluffyChat

Join Matrix conversations, send files and voice messages, and organize rooms with FluffyChat for Android.

By Krille

Fossify Calculator

Calculate everyday arithmetic and convert supported units on an Android phone.

By Fossify

Fossify Calendar

Organize Android calendar events with month, week, day and event-list views.

By Fossify

Fossify Clock

Set alarms, check world times, run a stopwatch, and save countdown timers with Fossify Clock for Android.

By Fossify

Fossify Contacts

Organize Android contacts into groups and use contact backup and merge tools.

By Fossify