Sincere apps

Sincere apps published 2 applications on Google Play, 22 people rated these apps with an average rating of 2.25!

Piano Chords and Scales by Sincere appsPiano Chords and Scales

Rated 4.50(22) — Sincere apps

We believe that learning to play a piano and music theory (chords, scales and composition) can be much easier. Piano Chords and Scales app lets you explore and learn piano in simple and interactive way. You can become much better musician while having...

Free App
Piano Chords and Scales Pro by Sincere appsPiano Chords and Scales Pro

Rated 0.00(0) — Sincere apps

We believe that learning to play a piano and music theory (chords, scales and composition) can be much easier. Piano Chords and Scales app lets you explore and learn piano in simple and interactive way. You can become much better musician while having...

$3.59