Chord transposer (change the key)
Paste the song's chords and change the key by going up or down in semitones: the chords are transposed and the lyrics stay in place, with a sharps or flats option and a capo suggestion.
How to useChange the key of the chart
Available in: 
Chord transposer (change the key): what it is for
Paste the chart with the chords above the lyrics or in square brackets and choose how many semitones to go up or down. The tool recognizes seventh, ninth, sus, diminished and slash chords, keeps the alignment with the lyrics and uses sharps or flats as you prefer.
How to use
- Paste the chords.
- Go up or down in semitones.
- Copy the chart in the new key.
When to use it
- Adapt a song to your vocal range.
- Prepare the band's or worship team's repertoire.
- Play with a capo.
Frequently asked questions
How does the tool know what a chord is?
It recognizes lines made up only of chords, like the ones above the lyrics, and chords in square brackets in the middle of the text, like [Am]. The lyrics are not changed.
Which chords are recognized?
Chords from A to G with sharp or flat and extensions like m, 7, maj7, sus4, dim, aug, add9, 6, 9 and slash chords, like C/E or G7/B.
What is the capo suggestion for?
If you want to play in the new key using the chord shapes of the original key, put the capo on the indicated fret. It appears when you transpose up.
Is it really free?
Yes, 100% free. No sign-up, no subscription and no usage limits. All Tools123 are free.