๐น Piano Keyboard Reference
Click a key to see its note name
* Shows a range spanning octaves 4-5, including middle C.
A two-octave piano keyboard you can click to hear a tone while seeing its note name, MIDI number, and frequency. Useful for checking a note name from sheet music or confirming a pitch by ear.
How to use
- Click a white or black key on the keyboard.
- The key's tone plays, and its note name, MIDI number, and frequency are shown.
FAQ
What if I don't hear any sound?
Check your browser's audio settings and device volume. Some browsers also block audio playback until the first click on the page.
Can I change the octave range?
The current version shows a fixed range spanning octaves 4-5 (including middle C).
What is a MIDI number?
A number from 0 to 127 representing pitch under the MIDI standard. Middle C (C4) corresponds to MIDI number 60.