Does snap chat use data when connected to WiFi? how do you know if your connected to WiFi and not data?
If you have an apple device, you should be able to tell whether you're on wifi or not. And I'm sure if you are on wifi it wouldn't take up data.
Snap chat uses wifi and I don't think you can tell if it is wifi or data.;);)
Snapchat does use data because you could not use it without Internet like iMessage therefore it does