SMS Import / Export

Imports and exports SMS and MMS messages, call logs, and contacts.GPL-3.0-or-later

Contacts Import

Import your CSV contacts from a desktop client without any cloud syncing.Apache-2.0

Calendar Import-Export

Import, Export & Backup your calendars using ics filesGPL-3.0-only

OpenTopoMap Viewer

Online client for maps from OTM project, import GPX and show own locationApache-2.0

PinPoi

Import and manage points of interestGPL-3.0-only

CAdroid

Certificate importerGPL-3.0-only

GSAK for Locus

Add-on for Locus map to import geocaches from GSAK databasesWTFPL

Cooky

Recipe manager: import or create your favorite recipes.GPL-3.0-only

NoFb Event Scraper

Import Facebook-Events to the calendarGPL-3.0-only

Valentin's PowerTools #023 - MemorizeYourClassics

Memorize poems, songs, etc. with this nice poem viewer.GPL-3.0-only

US Travel Converter

Converts some imperial units to SI units for travel to the USA.GPL-3.0-only

Sayboard

An open-source on-device voice IME (keyboard) for Android using the Vosk libraryGPL-3.0-only

Peercoin Wallet

Your mobile wallet for Peercoin and Peercoin testnet.AGPL-3.0-only

FoCal

FoCal enables you to create your personal photo calendarGPL-3.0-or-later

OpenContacts

A different database for contacts to keep them private only to you.GPL-3.0-only

WebSearch

Search the web from within appsApache-2.0

Butterfly

Powerful, minimalistic, cross-platform, opensource note-taking appAGPL-3.0-only

Linwood Butterfly Nightly

Powerful, minimalistic, cross-platform, opensource note-taking appAGPL-3.0-only

NoNonsense Notes

A simple notepad and to-do app with an excellent navigationGPL-3.0-or-later

DroidFish

Chess programGPL-3.0-only