Tuning Systems Synthesizer

How do chords sound in different tuning systems? What's the difference between just intonation and equal temperament tuning?

Hear for yourself by playing on the keyboard below and changing tuning systems. If you have a midi keyboard connected to your computer, and you're using Chrome or Firefox, you can use that, too.

Select a Tuning System:

Equal Temperament

Just Intonation (Manual)

Just Intonation (Automatic)

Pythagorean Tuning (Manual)

Lowest Note:

Highest Note:

uTheory experiments are games and exercises that we're working on polishing before we include them in uTheory. There may be bugs, things may be broken, but we like sharing them with the world to get feedback!

Let us know what you think of these. Drop us a note at hello@utheory.com.