Not sure about ChatSecure, but xabber provides MUC (group chat) support out of the box, and for yaxim there is a beta APK you can get here: https://yaxim.org/mu

Not sure about ChatSecure, but xabber provides MUC (group chat) support out of the box, and for yaxim there is a beta APK you can get here: https://yaxim.org/muc https://yaxim.org/muc The beta's limitations are: * rather broken invitation handling user interface * cumbersome MUC joining user interface * impossible to downgrade to non-beta builds