How to use it
- 1
Choose Key, Mode & Musical Style
Select your root key (C through B), scale mode (Major or Minor), and pick from 10 distinct genres like Pop, Jazz, Blues, or Lo-Fi.
- 2
Generate & Audition with Built-in Instruments
Hit generate or shuffle to instantly build progressions. Audition with realistic Piano, Electric Piano, Guitar, or Synth patches.
- 3
Export MIDI or Edit in Piano Roll
Download standard Format-0 .mid files directly, or click to open seamlessly in our online MIDI Editor for full piano roll arranging.
Everything this tool gives you
Ten Genre Styles with Rich Diatonic & Extended Voicings
Move beyond boring progressions. Explore classic Pop (I-V-vi-IV), sophisticated Jazz (ii-V-I with 7ths & 9ths), authentic 12-bar Blues, smooth R&B, and nostalgic Lo-Fi chords rooted in genuine music theory.
- 10 curated musical styles covering triads, dominant sevenths, and ninth chords
- Fully diatonic harmonic formulas tailored to major and minor modes
Real-Time Multi-Timbre Web Audio Playback
Audition your chord progressions instantly without opening external software. Switch between acoustic Piano, Electric Piano, acoustic Guitar, and Synth leads with active step highlighting.
- Built-in multi-voice Web Audio synthesizer running 100% client-side
- Real-time visual playback indicator highlighting current sounding chords
Seamless MIDI Editor Handoff & Lossless .MID Export
Bridge the gap between inspiration and production. Export standard Format-0 .mid files directly to FL Studio and Logic Pro, or click to transfer chords directly into our online Piano Roll MIDI Editor.
- One-click seamless handoff into /midi-editor with preserved pitch and velocity
- Universal Format-0 .mid export compatible with all major DAWs
Songwriting & Melody Inspiration
Break through writer's block by generating fresh chord foundations to hum top-line vocal melodies over.
DAW Beatmaking & Arrangement
Drop exported MIDI chord progressions directly into FL Studio, Ableton, or Logic to build full drum beats and basslines.
Music Theory & Keyboard Practice
Learn and visualize how degrees (I-V-vi-IV, ii-V-I) translate across all 12 keys on keyboard instruments.
In-Browser Piano Roll Sequencing
Click 'Edit your progression' to jump into Musiclly's full online MIDI editor to adjust note lengths, octaves, and velocity.
100% Free & Unlimited
No credits, no accounts, and no paywalls. Generate and export unlimited chord progressions directly in your browser.
Direct MIDI Editor Integration
Seamlessly hand off your chord progression into our online MIDI Editor with full piano roll note editing capabilities.
10 Genre Styles & Extended Chords
Master Pop, Jazz, Blues, Lo-Fi, and EDM with diatonic triads, dominant sevenths, and colorful ninth chords.
Standard MIDI File Export
Download universal Format-0 .mid files compatible with FL Studio, Ableton Live, Logic Pro, Cubase, and Studio One.
Yes. The chord progression generator is 100% free with zero credit consumption. You can generate unlimited chord progressions, preview them with built-in instruments, and download MIDI files without creating an account.
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