Privacy-focused mobile-phone applications.md

Below is a list of, selected, privacy-focused mobile-phone (Android) applications, with a link to their GitHub repositories:

Communication apps:

1. K9-mail: Github link
2. Signal: Github link
3. Status: Github link
4. Wire: Github link

Browsing apps:

1. DuckDuckGo browser: Github link
2. Orbot: Github link

Filter apps:

1. 1.1.1.1: Website link
2. DNSfilter: F-Droid link

Others:

1. Syncthing: Github link
2. Blokada: Github link