Harmony Spiral

Start simple. Go deep.

An interactive music platform for exploring, learning, and creating. Whether you're just starting out or deepening your theory knowledge, Harmony Spiral gives you the tools to grow as a musician.

Play

A full composition space. Explore chords in any key, build progressions bar by bar, add a beat, record your session, and export your music as MIDI or a lead sheet.

Theory

A structured library of music theory — from the basics of notes and intervals to advanced topics like modal interchange and upper structures. Read, listen, and interact at your own pace.

Practice

Ear training and theory games. Identify notes, intervals, scales, and chords. Level up through Beginner to Maestro, earn Gold, Ruby, and Sapphire prizes along the way.

Unlock everything

One payment. Lifetime access. No subscriptions.

All chord types & extended voicings

All instruments & sounds

Record your session as audio

Save & load compositions

Export as MIDI or lead sheet

All theory chapters & practice modes

All levels, difficulties & prizes

lifetime

Questions, suggestions, or need help?

hello@harmonyspiral.com