Rechord

Play a chord.
Hear its name.

Strum a guitar or play a piano and Rechord names the chord instantly — then shows it in the Chordology colour system, so you see the harmony, not just read it.

Download on theApp Store Free on iPhone · nothing recorded, nothing uploaded
Guitar & piano By ear In colour On-device
C maj7
C · E · G · B
C
E
G
B
Listening…
Name any chord by ear

Point, play, and read the name.

Play three or more notes together and let them ring — that’s all it takes. Rechord analyses the sound live and names exactly what you’re playing.

1

Play & let it ring

Point your phone at the guitar or piano and hold the chord. Majors, minors, sevenths, extensions and more — Rechord hears them all.

2

Read the name

The chord name appears at once, drawn in Chordology’s colour system so patterns and relationships jump out at a glance.

3

Keep it

Everything you name is saved to your history, most recent first. Tap “Open in Chordology” to see the same chord on guitar, ukulele and more.

Rechord Pro

Capture a whole song.

Record a full progression on a timeline as you play it, name the key, and export a clean chord chart. Perfect for figuring out a song, sketching an idea, or sending the changes to a bandmate.

Free
£0
  • Name single chords, always free
  • Guitar & piano recognition
  • Chords shown in colour
  • Keeps your last 10 chords
Rechord Pro
One-time purchase
  • Capture whole songs on a timeline
  • Name the key & export a chord chart
  • Keep your full history for good
  • No subscription, ever
Built for real players

Hear your music in colour.

Instant recognition

Play a chord and the name is there — no tapping notes in, no guessing.

The colour system

Every chord drawn in Chordology’s 12-tone colours, so harmony is visible at a glance.

Private by design

Audio is analysed live, on-device, and never recorded or sent anywhere.

Questions

Good to know.

How does Rechord name a chord?

Play three or more notes together on a guitar or piano and let them ring. Rechord analyses the sound live and shows the chord name — majors, minors, sevenths, extensions and more.

Does Rechord record my audio or need the internet?

No. Audio is analysed live on your device and is never recorded or sent anywhere. The microphone only listens while you’re naming a chord, and Rechord works without a connection.

Is Rechord free?

Yes. Naming single chords is always free and the free version keeps your last 10. Rechord Pro is a one-time purchase that captures whole songs and keeps your full history — no subscription, ever.

Can Rechord capture a whole song?

Yes, with Rechord Pro. Record a full progression on a timeline as you play, name the key, and export a clean chord chart to keep or send to a bandmate.

Play a chord and let Rechord name it.

Download Rechord and hear your music in colour.