Keysong
Version 2.1.12 · Updated 2026-10-26 08:00 PM EDT
Play the piano, learn a song one lit key at a time, or record yourself. Plug in a MIDI keyboard to play real keys.
Tap a key to pick your home note, then press Write.
Tap a piano key, then press Write.
Your chords will show up here.
Save sound for a .wav you can play anywhere. Save MIDI if you want a music program later.
Your computer
The big names are the notes. Tap a key here or type it.
Every tap and button. Stays on this device, never sent anywhere.
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