Virtual Piano / Online Keyboard

Play a responsive virtual piano with mouse, touch or computer keyboard, with octave, timbre and volume controls.

OctaveTimbreVolume

On desktop: A W S E D F T G Y H U J. On mobile, tap the keys.

About this tool

Use the virtual keyboard to hear notes, chords and scales without installing software.

How to use

Choose the octave and timbre.
Play with mouse or touch; on desktop use A W S E D F T G Y H U J.
Combine it with the chord dictionary and scale generator.

How to use the virtual piano

Choose an octave, waveform, and volume. Each key starts a browser oscillator tuned to the corresponding musical frequency.

The tool is designed to give a quick answer without hiding the musical logic. Explore the controls, listen whenever playback is available, and compare alternatives before choosing what fits your song.

When this tool is most useful

It is useful for checking pitches, studying intervals, testing chords, and supporting the theory tools on the site.

It also supports harmony study, songwriting, rehearsal, and setlist preparation. Results can be copied and combined with the other tools in the Musician Toolkit.

Study tip

Try the same example in different keys. Comparing scale degrees, intervals, and notes helps you recognize patterns that appear in many songs.

Listen before memorizing
Compare major and minor
Notice harmonic functions
Practice with a metronome

Frequently asked questions

Does it work on phones?

Yes. The keyboard is responsive and touch-friendly.

Can I use my computer keyboard?

Yes. A W S E D F T G Y H U J map to one chromatic octave.

Does it download sound samples?

No. Sound is synthesized locally with the Web Audio API.