Not all XMPP clients support calling, and some work intermittently depending on which version you're using. In addition, clients like Movim may behave differently depending on your web browser configuration. This aims to be an incomplete list of calling compatibility across popular clients.

Movim browser compatibility matrix

The other person's Jabber ID needs to be in your roster and they need to share presence with you in order for Movim to present the audio/video call icons.

Browser Movim instance Audio/Video Date tested Notes
Firefox 124 (Flathub on Fedora) mov.im Yes/Yes 2024-03-24 Strict tracking protection, but otherwise default

Other client compatibility

Client Audio/Video Date tested Notes
Dino 0.4.3 (Flathub on Fedora) Yes/Yes 2024-03-24