buncha/video & audio/chord-transposer

Chord & Key Transposer

Transpose any chord chart

Paste a chord sheet, change the key, and the chords re-spell themselves correctly — sharps or flats to match the new key, chords still aligned over the lyrics. Plus a capo finder and Nashville-number view. Everything stays in your browser.

Original key
G
detected · high confidence
0
Same key
New key
G
unchanged
Jump to key
Notation
Accidentals
Original key

Your song shows below, transposed live — change the key above and the chords follow. Press Edit to paste in your own.

Your song in G
[Verse 1]
G G7 C G
Amazing grace, how sweet the sound
G D
That saved a wretch like me
G G7 C G
I once was lost, but now am found
Em D G
Was blind, but now I see
 
[Verse 2]
G G7 C G
'Twas grace that taught my heart to fear
G D
And grace my fears relieved
G G7 C G
How precious did that grace appear
Em D G
The hour I first believed

Capo finder

To sound in G with easy open chords, clamp here and play the shapes shown.

Easiest
Open G
Play in G directly
Alternative
Capo 3
Play E shapes
Alternative
Capo 5
Play D shapes
Alternative
Capo 7
Play C shapes
High up the neck
Capo 10
Play A shapes
Reads chords-over-lyrics charts and inline [C] ChordPro brackets. Enharmonic spelling follows the destination key's signature; flip to all-sharps or all-flats any time. Nashville numbers are shown relative to the song's key (transposing doesn't change them). Capo math: fret = (new-key − shape-key) mod 12. Runs entirely in your browser — nothing is uploaded.

Pairs well with

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About Chord & Key Transposer

Transpose guitar/piano chord charts to any key with correct enharmonic spelling (sharps or flats to match the new key), keeping the chords aligned over the lyrics. Reads both chords-over-lyrics sheets and inline [C] ChordPro brackets. Includes a capo finder that tells you which open-chord shapes + capo fret give you the new key, and a Nashville Number System view. Detects the original key automatically. Runs entirely in your browser.

Everything happens on your device. Close the tab and it's gone.
b
Built browser-first. Run by one developer.
Every tool runs on your device. No tracking pixels, no sign-up to start. The numbers below are pulled live from the registry.
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The handful of AI tools (paraphrase, summarise, blog, captions, etc.) send your prompt text to Anthropic's Claude API to do the work. Files, images, PDFs and video never leave your device. Pick the tools that fit your privacy comfort.