Fast enough for my simple needs, does the job and well.
The sign in could be better streamlined. The constant signing in drives me nuts to access messages and shared content with my team leaders.
For a web wrapper it works rather well. If it comes up with a white page it's enough to put it in background and bring it back. Push notifications work reliably. (Make sure to configure your device not to kill the app in background!)
The webapp is really good, but it was not a good idea to wrap it in a mobile application. It has improved but it is still slow, when you type. It is not fun to work with the mobile app. I just waiting for the planned native application.
I love Mattermost, but this app needs to become more responsive. It works without bugs so far, so it's not that big of a problem.
So far nice, but missing one important Thing: multi Server Accounts, Like you are a membre if an business Account and rum your own server for stuff with Friends, it is crucial to add both servers and Accounts, cause by that only 3 stars, if that Feature is included it would be a 5 star app
Mattermost Android 3.10 requires Mattermost Server 3.0 and higher
Collaborate with video, voice, instant messaging and presence on Android device.
Instant Business Messenger for Professionals - Inside and Outside your Company