I want to develop a mobile fitness app (long term goal) what should i read up on and in what order ?

Question

initially wanted to get clued up on the coding language to write up the app document for a developer but now i'm becoming more and more interested in the coding side. i'm currently on html but want the full scope to maximise the results.

Answer 1

For Android learn java and xml and how to use Android Studio.

Answer 2

I can advise this person to you .. ask him https: //www.sololearn.com/Profile/1857356/? ref = app

Answer 3

appreciated