ProSMS - ProSMS is application for encrypting SMS messages. Encryption algorithm is AES-256 and hash function for generating keys from passwords is SHA-256. This is end-to-end encryption, meaning that mobile providers can't read your messages. It can only be read by the recipient who has the right password. Note: Encryption will work only if both sides install ProSMS.
SMSCrypt Lite Send secret mobile text messages. Avoid spying, protect your privacy. SMS encryption software with inbox, sent, drafts, contacts and setting
Snail2 Snail2 (Mobile Edition) is the world's fastest and smallest bulk sms marketing software which can be installed on your java enabled GSM/CDMA/3G mobile phone and can be used to send business updates, job alerts, group invitations and notifications
Pinch Messenger *Pinch* is an ultra fast messaging app with location-aware mobile social networking features