Apps by Madster Limited
All mobile apps and games published by Madster Limited
Guitar Scales (Premium)
$1.99 Education
Guitar Tunings (Premium)
$1.99 Education
Goingy Box Music Maker (Ads)
Free Education
Guitar Fretboard Maps (Ads)
Free Education
Guitar Simulator - Learn Notes
$1.99 Education
Guitar Fretboard Maps
$0.99 Education