Master Music Theory
A digital hub for music theory education — from learning to practicing and playing on piano, guitar, bass or ukulele, with intuitive online tools and structured courses for every skill level.
Music Theory Tools
Interactive tools for scales, chords, ear training, backing tracks, fretboard visualisation and more.
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Music Theory Courses
Structured learning journeys from beginner to advanced — quizzes, hands-on exercises and progress tracking.
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Start free and upgrade whenever you're ready — Premium unlocks every tool, course and practice feature.
Free
€0/forever
No sign-up required
- Circle of Fifths & Fretboard
- Chord & scale library
- Glossary & analysis
- Backing tracks & looper
- Ear & harmony training
- Music theory courses
Monthly
€9.95/month
Cancel anytime
- Everything in Free
- Unlimited backing tracks
- Looper & jazz standards
- Ear & harmony training
- Sight reading drills
- All music theory courses
Save 33%
Yearly
€79.95/year
€6.66/month
- Everything in Monthly
- Two months free
- Priority support
- Early access to new tools
- Save 33% vs monthly
- Cancel anytime