Phone & SMS


Audio & Video Calls / Chat Take Control of your Communication!


VoIP User Agent app for Android based on baresip SIP library


VoIP User Agent app for Android based on baresip SIP library


Chat on the Jabber network (XMPP protocol); focus on features for gateway users

SimpleX Chat

SimpleX Chat - e2e encrypted messenger without any user IDs - private by design!


P2P voice- and video phone App.

Linphone - open source SIP client

SIP (VOIP) phone


Secure messenger for Matrix with a traditional instant messaging experience


Chat with your friends with FluffyChat.

Jitsi Meet

Instant video conferences efficiently adapting to your scale

Element - Secure Messenger

Group messenger - encrypted messaging, group chat and video calls


Locate your smartphone via SMS when it gets lost

Simple Contacts Pro SE

Extended version of Simple Contacts Pro that supports separate address fields

Simlar - secure calls

Protect your privacy with encrypted phone calls.

Simple Contacts Pro

Contacts address book for managing recent contacts and vcf contact backups

Session F-Droid

Encrypted private messenger

Contacts Import

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

SMS to URL Forwarder

simple incoming SMS to URL forwarder


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

SMS Forward

SMS Forward is a simple app that allows you to redirect SMS.

SMS Import / Export

Imports and exports SMS and MMS messages, call logs, and contacts.


Messaging app

Privacy Cell

Verify that a phone is using the most secure cell protocols.


A SIP (VOIP) client


Use iMessage on your Android phone! (Mac computer required)

Watomatic - Auto Reply For WhatsApp

Auto reply bot for WhatsApp, FB Messenger and more soon

Wire • Secure Messenger

Wire offers highly secure communication – anywhere and anytime.


Block unknown callers


Free and secure videoconferencing solution

Text Torch

Shine a light on your texting behavior