I did not work on my phone either. I am uninstalling this app right now.
2016-03-16 11:13
Mohammed Khizer
This app does not work u do not need to download for Arabic it is already installed on anroid hold the comma button on your key board and u will find settings drag your finger to that and leave a option will come click language and then there will be settings deselect system lanuagw and select Arabic and then exit