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Hear more in the songs you love.

Put on a record, a playlist, anything. Tonotopia draws the bass, the chords and the tune as they happen. After a few songs you start to see what you've been hearing all along.

This is the soundcheck. The app is quicker, does far more, and is free on iPhone and Android in November. Premium adds your session card, 5‑minute clips and premium themes. See the app

Your seatBalconyBest view of the whole thing.
Playing
What
The warm-up
From
A public-domain melody
Made
Played on synthesized keys for this page
Name the warm-up tune from its dots.

Play the full game, with 36 tunes and six ways to play.

Your set list.

  1. Start with a song you know by heart

    Watch the tune come around to the same spoke every time the chorus does.

  2. Find the bass line

    It walks around the middle of the spiral while everything else happens above it.

  3. Put it on the big screen

    Mirror it to the TV and leave it running while the record plays.

What the app brings for you.

Everything the app does, Free and Premium
BacklineMusic lovers
The live spiralFreeAny sound, drawn as it happens.
Screen mirroringPut it on the TV.
Premium themesPremiumPick a look for the room.

Get on the list.

Opening night is in November. Leave your email and we'll tell you the day it opens.

Admit one

Show
Tonotopia, opening night
Where
iPhone and Android
When
November 2026
Seat
Balcony

We'll email you the day the app opens, plus the odd bit of news. Unsubscribe anytime.

Point your phone's camera here to open this page on it.

Keep this stub. You won't need it, but it's a nice stub.