ChordIQ - Learn notes, chords, sight reading, perfect pitch and more.
ChordPic - Create beautiful guitar chord diagrams
Simply Piano - Fast and fun way to learn piano
Chords in Keys - A simple web app that lets you play the chords for major and minor keys, allowing you to quickly try out different musical ideas and come up with interesting chord progressions.
Strike a Chord - Master the piano with this inventive new app 🎹
Major & Minor Scales - A one-pager that references major and natural minor scales.