When you ask me officialy I gona say you all the true about, The app sololarnSololarn is mobile social platform for coders, today its have near umm.more than 9M usear and it can teaches on all major platforms.The app was relesed for free nd still continue.you can write and run real code on this androud #1 mobile code edito and engage in interactive community conversation along the way.and belive I am using it, .its easy to use GUI and a grate code play ground in order for you, What I am saying is its have the right tech. Emotion , Like best and best learning tool ever I see on any smart app, user interface alsp nice.It has near all we need to get feet wet in computer programing.so if we trust the truth, Belive me friends This is it.