Can we use Q-municate code and what we can/can't change in it?

Android

Q-municate is an open source code (GitHub - QuickBlox/q-municate-android: Qmunicate Android chat application) that allows you to create an app with video, audio and messaging features the same as in Q-municate 

Q-municate - IM & video calls - Apps on Google Play

Make sure that before uploading your application on Google Play you have changed the app graphics and package id. The following guide can also be useful to you q-municate-android/README.md at master · QuickBlox/q-municate-android · GitHub

iOS

For more information please refer to

Q-municate - QuickBlox Developers (API docs, code samples, SDK)

and

GitHub - QuickBlox/q-municate-ios: Q-municate iOS repository