Pitch Ability Test - Test your Pitch Ability. Measure your pitch take over and pitch retention abilities. Know where you stand on the road to Absolute Pitch. Especially, measure the criteria: Accurately sing a named note without a reference.

Aftertouch - Aftertouch – 3D MIDI Controller created and published by Kevin Nelson.

Listening Ear Trainer - Listening Ear Trainer has 2 methods to improve your pitch recognition skills. The Singing Funnel Method lets you sing notes with increasing precision. The Octave Anchor Pitches Method builds a repertoire of notes, which increases with each exercise.

SoundGrail - SoundGrail Music App designed for pianists, guitarists, and DJs.

GNU Solfege - GNU Solfege is free music education software.

keezy - A colorful soundboard. Play with music.