Useless - Can’t sign in – Shahid - ﺷﺎﻫﺪ Review

I tried every possible combination. I uninstalled and installed the App several times and I have the latest version of the OS. The App doesn’t give me an option neither at the startup nor in the menu to sign in... Please fix, this is useless...
Review by Omar Abou-Khamis on Shahid - ﺷﺎﻫﺪ.