With IOS i can connect the mumble server on my rpi and i can communicate with another ios smartphone over a lan network (not connected to the internet). If i try it with a android phone i have next message: Connection refused, an error occured when communicating with the host. can you help me to fin...

I am looking for a system (free) where i can use a smartphone to give a tour and the participants should be able to follow the tour (explanation) on their smartphone (ois or android). I have a system with rpi and mumble. This works perfectly but only with ios smartphones and not with android. Does a...