For those lost from the landing page here's a visualization that worked for me on mobile (chrome/android) https://see.chromatone.center/ https://see.chromatone.

For those lost from the landing page here's a visualization that worked for me on mobile (chrome/android) https://see.chromatone.center/ https://see.chromatone.center/ There's a bunch of web apps in the "Practice" section of the site: https://chromatone.center/practice/ https://chromatone.center/practice/ https://chromatone.center/practice/experiments/ https://chromatone.center/practice/experiments/ https://chromatone.center/practice/sound/ https://chromatone.center/practice/sound/