This chat app itself is useless without a working instance of BlaB! AX, BlaB! AX Pro, BlaB! WS or BlaB! WS Pro. Enter the code provided by the owner of the site and join the chat.
If the site owner provided a non-SSL URL (http instead of https) when generating the chat code you will experience error: CLEARTEXT NOT PERMITTED on Android 9 and above. Contact the site owner and explain the problem.
The app lists phone, microphone and storage. The app will function properly without granting any permissions.
The source code is on GitHub: https://github.com/uuencode/BlaB-G