Browse free open source Cryptography software and projects for Mobile Operating Systems below. Use the toggles on the left to filter open source Cryptography software by OS, license, language, programming language, and project status.
For full, incremental, compressed and encrypted backups or archives
A modern, portable, easy to use crypto library
A free "on-the-fly" transparent disk encryption program for PC & PDAs.
A shadowsocks client for Android
cross-platform, encryption application
Offline-first cybersecurity and system learning platform (Flutter)
FIDO® Certified StrongKey FIDO Server (SKFS)
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Android application to do AES-128 bit encryption on all types of files
A secure, offline-first message encryption tool for Android.
Smoke: Android Crypto Chat Messenger
A secure Jabber-client for Android using strong encryption
Protecting personal data on your phone
Encrypt or decrypt 12, 15, 18, 21 or 24 BIP39 codewords array ("seed")
Free 2 way Authentication for Windows
The source code of the In-Browser-File-Encrypter web app
Send Mime and Smime Emails to Any Type of Mail Server
A file compressor with AES256CTR and Base32768 binary-to-text encoding