There are 3 repositories under android-encryption topic.
A tool to help you intercept encrypted APIs in iOS or Android apps
An encryption decryption library for android
A file and text encryption tool for Android
This is a simple Kotlin library in order to easily encrypt/decrypt a String with a given password.
AES on Android. Kotlin and Native C/C++ code
AndroidHybridCrypto is simple customizable Android implementation of hybrid cryptography (AES+RSA+Hash) recommended by OWASP.
VESmail Local Proxy for Android
DataEncryptor with Android KeyStore mechanism for securely encryption for all Android versions
SAS-STE ( Saaiq Abdulla Saeed's - Secure Text Encryption ) is an opensource text-based deterministic random substitution encryption algorithm developed by Saaiq Abdulla Saeed (saaiqSAS)