Send Secret (Encrypted) SMS Text Messages From Your iPhone using SecretSMS App [Jailbreak Req]
A new tweak which goes by the name of SecretSMS is now available for jailbroken iPhones which allows you to send secret SMS text messages to any mobile phone. Recipient wont be able to read the message until he or she knows the password for the encrypted message.
You can now send encrypted SMS to your contacts. Receiver cannot see the plain text unless he or she knows the password. They also don’t need to have any software installed on their phone to read the encrypted message. It is a very convenient, useful, safe and professional tool.
The best thing about this app is that you can send it to any phone without having to have any app installed on the receiver’s end.