Browse free open source Cryptography apps and projects for Android below. Use the toggles on the left to filter open source Cryptography apps by OS, license, language, programming language, and project status.
For full, incremental, compressed and encrypted backups or archives
A shadowsocks client for Android
A modern, portable, easy to use crypto library
Collection of standard and secure cryptographic algorithms
FIDO® Certified StrongKey FIDO Server (SKFS)
cross-platform, encryption application
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Offline-first cybersecurity and system learning platform (Flutter)
Encrypt or decrypt 12, 15, 18, 21 or 24 BIP39 codewords array ("seed")
Smoke: Android Crypto Chat Messenger
Free 2 way Authentication for Windows
A secure Jabber-client for Android using strong encryption
Mentor, code c, c++, java, go, php, swift, .. DevSecOps virtual lab, .
Protecting personal data on your phone
The source code of the In-Browser-File-Encrypter web app
A file compressor with AES256CTR and Base32768 binary-to-text encoding
Just an app I developed for my university course
Android application to do AES-128 bit encryption on all types of files
Synchronize secrets between PCSecrets and Secrets for Android
lightweight bitmessage client