Encryption of SMS over GSM and CDMA network for mobile devices. This application uses AES 256 but encryption to secure your SMS communication without the need for any third party services such as GPRS/3G/CSD/HSCSD. Secure SMS anywhere anytime! This solution works on J2ME handsets and requires that the software is installed on both handsets.
The application is secure and ensures that only the intended user has access to the secure SMS by forcing an entry of the key on application startup and storing all SMS on the device in a secured environment which is not accessible by any file viewer.
The application is tightly integrated with the phonebook and stores Sent SMS in a seperate directly which cannot be seen in the normal call/sms logs of the device.
You can also try this application before purchasing. Download trial from www.gsmsecurecall.com