Z Keyboard

Z Keyboard is an iOS keyboard extension app which is fast & beautiful designed for Myanmar Multi language 
(Kachin Kaya Karen Chin Mon Burma Rakhine Shain ) input on iOS system. 
Also support for Pau Cin Hau Script Zomi Language

You just simply install and enabled this Z keyboard in the Settings menu or you just follow the instruction inside the app.

With Z Keyboard : Just create a secret code and encrypt you text.
Sent the encrypted text to the receiver, and they can decrypt if they know the secret code

All is done offline and nothing get saved in the app.