Chord Transposer
Transpose chords from one key to another.
Shifting to a new key
Transposing moves music from one key to another, shifting every chord by the same amount so the song sounds the same but higher or lower. This transposes a set of chords to a new key, doing the shifting for you.
Enter your chords and choose the new key to transpose.
Why transposing is so useful
Transposing is a constant practical need in music. The most common reason is to fit a singer's range — a song might sit too high or too low for a voice, and shifting it to a comfortable key solves that without changing the song itself. Musicians also transpose to make a piece easier to play, since some keys are far friendlier on a given instrument, and to match other instruments or a recording. The principle is simple: every chord moves by the same interval, so the relationships between chords stay identical and the music is unchanged apart from its overall pitch. Doing it by hand means shifting every chord correctly, which is error-prone, especially with sharps and flats. Automating it lets you instantly get a song in whatever key you need, which is invaluable for anyone accompanying singers, playing in a band, or adapting music to their instrument or ability.
Common questions
Why transpose a song?
Most often to fit a singer's vocal range, to make it easier to play in a friendlier key, or to match other instruments — the song stays the same, just higher or lower.
Does transposing change the song?
No — every chord shifts by the same interval, so the relationships between chords stay identical and only the overall pitch changes.
Is anything uploaded?
No. It runs entirely in your browser.