iPhone users that would prefer to keep their SMS message content concealed from prying eyes. Might be interested in a new iPhone application that has been created called Black SMS.
Black SMS has been designed to encrypt your SMS messages with a password and hides the encrypted data inside a black chat bubble, shown in the picture below.
Allowing you to chat with friends or anyone else you need to without the risk of anyone else being able to read or access your messages. Black SMS can also be used to privately text multiple recipients at once if needed.
Black SMS is now available to download front the Apple iTunes App Store for $0.99.
Source: Tech Crunch