In which lenguaje is programmming solo learn app??

Question

I think it is a very good app, and it can help too much a lot of people. Can someone tell me if now, in which proggraming languaje is it writted??

Answer 1

Chances are that it was written in Java. However, it's entirely possible that, considering there's also an iOS app (I think) it was written in a language that can be ported for both systems. C++ possibly.