Chordado
Find your next chord.
A chord & progression explorer for guitar and piano. Every key, borrowed chords made obvious, playable diagrams — in one calm, coffee-warm interface.
What it does
Everything you need to explore harmony
Every key, every chord
Diatonic chords for all 12 major and minor keys, each with Roman-numeral analysis.
Borrowed chords, demystified
Modal-interchange chords shown right in context — no theory degree required.
Guitar & piano
Accurate fingering diagrams and a one-octave keyboard, with real sampled sound.
Build & play progressions
Drag chords into a progression and hear it back with warm guitar or piano samples.
Syncs across devices
Saved progressions follow you between iPhone and Mac through your own iCloud.
Light & dark
A calm, coffee-warm palette that looks right day or night.
For late-night practice
Beautiful in the dark, too
One warm accent, warm neutrals, and no clutter — Chordado stays easy on the eyes whether the sun is up or not. The theme follows your system, or you can flip it yourself.
Chordado
Start exploring chords today.