AWS Encryption SDK
FinalCrypt - Unbreakable One-Time Pad Encryption
A free and easy-to-use password protected file archiver
Create,extract and encrypt ZIP,GZIP,TAR,BZIP2,TAZ files on Java mobile
All-purpose Encryption and Security Adaptation
JCryptor is an encrypting tool based on the Caesar-cipher.
textcrypter is an encryption tool using vigenere cipher algorithm