Scales

• b blues
• m major
• n natural minor
• r harmonic minor
• a / s / d melodic minor (ascending / auto / descending)
• c chromatic
• , major pentatonic

Waves

• 1 / space / lmb sineless sine wave
• 2 / shift / mmb square sine wave
• 3 / ctrl / rmb sawtooth wave
• ...?

Tuning

• + - adjust base frequency by a factor of 2
• [ ] ; ' . / adjust base frequency by 1/1000, 1/50, or 1
• arrows adjust base frequency in the ratio of 10/11 or 10/101
• enter round base frequency to the nearest integer

GUI

• h toggle this help
• ~ toggle note info
• zoom in/out change width of keys