* Send/receive AES encrypted messages.
* Threaded conversations.
* Application lock.
* Free version restricted to sending of 15 messages (unlimited receiving/decrypting of messages)
* Free version messages are restricted to 160 characters
* Free version is ad-supported
* The colour scheme cannot be changed in the free version
Full Version Features:
* Customisable colours
* Ad free
* 640 character limit
* Unlimited sending of encrypted messages
* Encrypt/decrypt files
Please do not post questions in the comments, use the inbuilt feedback option in the application