Best Music Theory Software in 2026
Updated
In short: Harmonia is ranked #1 of 27 as of 8 October 2026, ahead of note-noodle and Complete Rhythm Trainer. The best-ranked option with a free plan is note-noodle. The lowest first paid tier on this page is Complete Rhythm Trainer at €0.83/mo.
Whether you are learning musical concepts or practicing them, music theory software can offer tools for harmony, notation, rhythm, and interactive exercises. Compare the harmony tools, notation features, MIDI support, and rhythm practice, as well as whether progress tracking suits your study habits. Supported platforms, free plans, and paid starting prices can help narrow the fit for your device and budget. Harmonia, note-noodle, and Complete Rhythm Trainer are among the options, alongside Musition and MyMusicTheory. Consider whether you want guided practice, tools for exploring musical ideas, or a way to monitor progress.
27 music theory software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Music Theory Software, ranked on how quickly a newcomer can get going. 17 of the 25 on this page can be tried for free.
- 1 HarmoniaFree plan
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 2 note-noodlePaid from €7/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 3 Complete Rhythm TrainerPaid from €0.83/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 4 music21Free plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 5 MusitionPaid from $3.25/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 6 MyMusicTheoryFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 7 MusicTheory.netFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 8 ToneSavvyPaid from $19/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 9 uTheoryPaid from $3.33/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 10 Interactive Music Theory LabFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 11 Music MasterFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 12 Study Music TheoryFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 13 MusiccaFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 14 Clements TheoryPaid from £3.92/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 15 neiroccaFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 16 muted.io
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 17 Integrated Musicianship: Theory
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 18 The Rhythm TrainerFree plan
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 19 ABRSM Music Theory Trainer
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 20 ChordIQFree plan
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: yes
- 21 Complete Music TrainerPaid from €0.83/mo
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: yes
- 22 Contrapunctus
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 23 Open Music Theory
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 24 MidiStickers
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 25 Rhythmicity Rhythm Trainer
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
Compare all 25 in a table
| # | Platform | Score | Free plan | From | Free plan | Paid from | Interactive exercises | Notation tools |
|---|---|---|---|---|---|---|---|---|
| 1 | Harmonia | 8.1 | Free plan | Free | Yes | — | Yes | advanced |
| 2 | note-noodle | 8.1 | Free plan | €7/mo | Yes | — | Yes | advanced |
| 3 | Complete Rhythm Trainer | 7.4 | No | €0.83/mo | Yes | — | Yes | basic |
| 4 | music21 | 7.2 | Free plan | Free | Yes | — | — | — |
| 5 | Musition | 7.1 | No | $3.25/mo | No | 25 /mo | Yes | advanced |
| 6 | MyMusicTheory | 7.1 | Free plan | Free | Yes | — | Yes | advanced |
| 7 | MusicTheory.net | 7.0 | Free plan | Free | Yes | — | Yes | advanced |
| 8 | ToneSavvy | 7.0 | No | $19/mo | Yes | 19 /mo | Yes | advanced |
| 9 | uTheory | 7.0 | Free plan | $3.33/mo | Yes | — | Yes | basic |
| 10 | Interactive Music Theory Lab | 6.9 | Free plan | Free | Yes | — | Yes | advanced |
| 11 | Music Master | 6.9 | Free plan | Free | Yes | — | Yes | basic |
| 12 | Study Music Theory | 6.9 | Free plan | Free | Yes | — | Yes | basic |
| 13 | Musicca | 6.8 | Free plan | Free | Yes | — | — | — |
| 14 | Clements Theory | 6.7 | No | £3.92/mo | Yes | — | Yes | basic |
| 15 | neirocca | 6.7 | Free plan | Free | Yes | — | Yes | basic |
| 16 | muted.io | 6.6 | No | — | Yes | — | Yes | basic |
| 17 | Integrated Musicianship: Theory | 6.2 | No | — | Yes | — | Yes | advanced |
| 18 | The Rhythm Trainer | 5.9 | Free plan | Free | Yes | — | Yes | basic |
| 19 | ABRSM Music Theory Trainer | 5.8 | No | — | No | — | Yes | basic |
| 20 | ChordIQ | 5.8 | Free plan | Free | Yes | — | — | — |
| 21 | Complete Music Trainer | 5.8 | No | €0.83/mo | No | — | Yes | basic |
| 22 | Contrapunctus | 5.8 | No | — | — | — | Yes | advanced |
| 23 | Open Music Theory | 5.8 | No | — | Yes | — | Yes | basic |
| 24 | MidiStickers | 5.7 | No | — | No | — | Yes | advanced |
| 25 | Rhythmicity Rhythm Trainer | 5.5 | No | — | No | — | Yes | basic |
Is your platform on this list?
Numbered spots on this list can be sponsored, and a sponsored row is labelled as paid.
Questions about this list
Which music theory software is ranked first on The Geeks Club?
Harmonia is ranked #1 of 27 with a score of 8.1. note-noodle is second and Complete Rhythm Trainer third.
How many of these have a free plan?
13 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Complete Rhythm Trainer has the lowest first paid tier we found: €0.83/mo.
How is this list ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.