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Head-to-head · AI Chord Progression Generators

Hookpad vs Scaler 3

  • Updated Sep 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Hookpad #3 in AI Chord Progression Generators 4.8/10 Free plan · paid from $7.99/mo Free plan✓ 0 of 2 features Visit Hookpad
Scaler 3 #5 in AI Chord Progression Generators —/10 14-day trial ✓ 0 of 2 features Visit Scaler 3

Hookpad leads on 1 check, Scaler 3 on 0, and 0 are even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreHookpad · 4.8/10
  • Free planonly Hookpad

Our editors rank Hookpad at #3 and Scaler 3 at #5 for ai chord progression generators; Scaler 3 has no rubric score yet (facts researched, not yet scored), so the checks below decide.

Hookpad offers free plan; Scaler 3 doesn't.

Hookpad is the better fit for songwriters needing theory-guided AI ideas. Scaler 3 is the better fit for producers wanting comprehensive harmony tools.

  • Hookpad fits best

    Songwriters needing theory-guided AI ideas

  • Scaler 3 fits best

    Producers wanting comprehensive harmony tools

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. It never changes our verdict. How we rank.

Side by side

Feature Hookpad 4.8/10 Visit ↗ Scaler 3 —/10 Visit ↗
At a glance
Editor score 4.8 —
Ranking #3 in AI Chord Progression Generators #5 in AI Chord Progression Generators
Best for Songwriters needing theory-guided AI ideas Producers wanting comprehensive harmony tools
Pricing model Free plan + paid Paid
Starting price $7.99/mo Not published
Free plan ✓ (best) —
Free trial — —
Deployment Cloud Desktop, Mobile
Platforms Web Windows, macOS, iOS
Support Email, Community, Docs Tickets, Community, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market
Features Hookpad 0/2 · Scaler 3 0/2
MIDI export Not published Not published
Melody/bass follow-up Not published Not published
Specs
Key/scale controls Not published Not published
Genre styles Not published Not published
DAW plugin formats Not published Not published
Supported platforms Not published Not published
Our review
Pros
  • Music-theory suggestions connect chord and melody decisions
  • Editors cover chords, melodies, lyrics, recording and mixing
  • Exports include MIDI, MP3, sheet music and lead sheets
  • Suggests progressions and provides automatic voice leading
  • Supports modulation, substitutions, inversions, and alternative voicings
  • Turns chords into melodies, basslines, arpeggios, and phrases
Cons
  • Web-only access depends on a browser and cloud deployment
  • Free plan limits users to basic chord and melody writing
  • Aria AI generation requires a separate $14.99 monthly plan
  • No free plan; access is through a paid product
  • Its wide range of harmony tools may be more than a simple chord finder needs
  • The iPad app is a separate purchase from the desktop version
Our verdict

Hookpad is browser-based songwriting software from Hooktheory for songwriters, producers, musicians, educators, students and composers. Its workspace combines a chord progression editor, chord search, melody editor, lyric editor with…

Read the review →

Scaler 3 is a music theory workstation for songwriters, producers, composers, and musicians who want to explore harmony and develop musical ideas. It can detect chords, keys, and scales from MIDI or audio, then help build progressions with…

Read the review →
  1. HookpadAI Chord Progression Generators 4.8Free plan · paid from $7.99/mo
  2. Scaler 3AI Chord Progression Generators —14-day trial

Strengths and trade-offs

  • Hookpad — where it wins

    • Music-theory suggestions connect chord and melody decisions
    • Editors cover chords, melodies, lyrics, recording and mixing
    • Exports include MIDI, MP3, sheet music and lead sheets

    Where it doesn't

    • Web-only access depends on a browser and cloud deployment
    • Free plan limits users to basic chord and melody writing
    • Aria AI generation requires a separate $14.99 monthly plan
  • Scaler 3 — where it wins

    • Suggests progressions and provides automatic voice leading
    • Supports modulation, substitutions, inversions, and alternative voicings
    • Turns chords into melodies, basslines, arpeggios, and phrases

    Where it doesn't

    • No free plan; access is through a paid product
    • Its wide range of harmony tools may be more than a simple chord finder needs
    • The iPad app is a separate purchase from the desktop version
  • Hookpad4.8/10 · Free plan · paid from $7.99/mo

    Theory-guided chord, melody and lyric creation in a browser, with optional AI generation.

    Visit HookpadFull verdict →
  • Scaler 3—/10 · 14-day trial

    A deep harmony workstation for producers who want more than chord suggestions.

    Visit Scaler 3Full verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026