Just...Why?

So I decided to get this to see what was different between it and the 3DS version only to find out that it gives you a grand total of TWO WHOLE SONGS and everything else is behind a pay wall. Square-Enix...Why? Just...Why!? Theres a slight understandability behind it since the app is free and the Actual game itself costing something but still....

Haldegon about THEATRHYTHM FINAL FANTASY, v1.0.0