Integrals trainer App Free Version: 2.7 Size: 14.22 MB Release date: 2016-04-27 Min iOS: 7.0 Bundle ID: Jonathan.IntegralsTrainer View App
Rhythmic dictation trainer App $6.99 Version: 4.3 Size: 12.64 MB Release date: 2016-03-17 Min iOS: 8.0 Bundle ID: Jonathan.DicteeMusicale View App