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Head-to-head · Chord Finder Software

OtoTheory vs Chord Analyser

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score OtoTheory #2 in Chord Finder Software 9.2/10 Free plan · 7-day trial Free planFree trial✓ 5 of 5 features Visit OtoTheory
Chord Analyser #6 in Chord Finder Software 8.8/10 Free plan Free plan✓ 4 of 5 features Visit Chord Analyser

OtoTheory leads on 1 check, Chord Analyser on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOtoTheory · 9.2/10
  • Free planboth
  • Free trialonly OtoTheory
  • Most featuresOtoTheory · 5 of 5

OtoTheory scores higher on our rubric for chord finder software: 9.2 against 8.8 out of 10; our editors rank them #2 and #6.

OtoTheory offers progression generator; Chord Analyser doesn't. On mobile apps, Chord Analyser gives you Ios_and_android where OtoTheory offers Ios.

OtoTheory is the better fit for songwriters wanting AI-assisted chord workflows. Chord Analyser is the better fit for deep reverse lookup and voicing exploration.

  • OtoTheory fits best

    Songwriters wanting AI-assisted chord workflows

  • Chord Analyser fits best

    Deep reverse lookup and voicing exploration

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Side by side

Feature OtoTheory 9.2/10 Visit ↗ Chord Analyser 8.8/10 Visit ↗
At a glance
Editor score 9.2 8.8
Ranking #2 in Chord Finder Software #6 in Chord Finder Software
Best for Songwriters wanting AI-assisted chord workflows Deep reverse lookup and voicing exploration
Pricing model Free plan + paid Free plan + paid
Starting price $49.99/yr —
Free plan ✓ ✓
Free trial 7 days —
Deployment Cloud, Mobile Mobile
Platforms Web, iOS iOS, Android
Support Email, Docs Email, Docs
Integrations 4 integrations 1 integrations
Built for Solo, Small business Solo, Small business
Features OtoTheory 5/5 · Chord Analyser 4/5
Reverse chord lookup ✓ ✓
Progression generator ✓ (best) —
Voicing explorer ✓ ✓
Chord chart export ✓ ✓
Chord audio playback ✓ ✓
Specs
Supported instruments guitar, bass, keyboard Piano, guitar, tenor banjo, 5-string banjo, ukulele, 7-string guitar, violin, viola, mandolin, 5-string mandolin, Balalaïka
Mobile apps Ios Ios_and_android
Our review
Pros
  • AI suggestions, progression import, and editable chord building
  • On-device audio chord detection with key, scale, and section analysis
  • MIDI, audio, PDF, and text export plus four DAW integrations
  • More than 3,500 recognized chords with inversions and alternative voicings
  • Computes playable positions across multiple instruments and tunings
  • Free plan includes chord finding, one chart, and PDF export
Cons
  • Chord detection is available only on iOS
  • Unlimited saves and full export require a Pro plan
  • The workflow focuses on chords rather than broader music production
  • Additional instruments and open tunings require the Full version
  • Audio chord recognition is available on Android only
  • The Free plan is limited to one chord chart
Our verdict

OtoTheory is a web and iOS chord progression builder for guitarists, bassists, keyboard players, songwriters, and DAW users. It supports diatonic chord finding by key and scale, editable progression building, groove playback, chord and…

Read the review →

Chord Analyser is a mobile chord-finding and notation app for musicians, composers, learners, and performers. Its central workflow works in both directions: enter notes on piano keys or guitar frets to identify a chord, or browse a chord…

Read the review →
  1. OtoTheoryChord Finder Software 9.2Free plan · 7-day trial
  2. Chord AnalyserChord Finder Software 8.8Free plan

Strengths and trade-offs

  • OtoTheory — where it wins

    • AI suggestions, progression import, and editable chord building
    • On-device audio chord detection with key, scale, and section analysis
    • MIDI, audio, PDF, and text export plus four DAW integrations

    Where it doesn't

    • Chord detection is available only on iOS
    • Unlimited saves and full export require a Pro plan
    • The workflow focuses on chords rather than broader music production

  • Chord Analyser — where it wins

    • More than 3,500 recognized chords with inversions and alternative voicings
    • Computes playable positions across multiple instruments and tunings
    • Free plan includes chord finding, one chart, and PDF export

    Where it doesn't

    • Additional instruments and open tunings require the Full version
    • Audio chord recognition is available on Android only
    • The Free plan is limited to one chord chart
  • OtoTheory9.2/10 · Free plan · 7-day trial

    A focused chord workspace that combines analysis, suggestions, visualization, exports, and DAW integrations.

    Visit OtoTheoryFull verdict →
  • Chord Analyser8.8/10 · Free plan

    A deep chord dictionary for reverse lookup, voicing exploration, and mobile chart work.

    Visit Chord AnalyserFull verdict →

More comparisons

All chord finder software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update