Chord Transpose Tool
Transpose any chord progression to a new key instantly. Enter your chords, choose how many semitones to shift and get capo suggestions for easier shapes.
Separate chords with spaces or commas
Original Chords
Transpose
Transposed to 0 semitones
Capo Suggestion
Capo on fret 5
Play these shapes at original pitch:
How to Transpose a Chord Progression
Type or paste your chord progression (G Em C D, for example) and pick how many semitones to shift up or down. A semitone is the smallest step in Western music - one fret on a guitar, one key on a piano including the black notes. Shifting G up 2 semitones gives you A; shifting it up 7 gives you D. The tool moves every chord by the same amount, so the relationships between chords stay identical and the song still sounds like the song, just higher or lower.
Why bother? The most common reasons are vocal range (the original key sits too high or low for the singer), instrument-friendliness (G, C, D, Em are all easy open guitar shapes; F#, B, F are not, so transposing makes a song easier to play), and matching another instrument (a horn player asking for it in Bb, a recorder player who needs it in C). Choose your target key by picking a number of semitones, or just type a target key letter and the tool works out the semitone shift for you.
Capo Suggestions for Easier Shapes
On guitar, a capo clamps all the strings at a chosen fret, effectively raising the pitch of every chord shape you play. This means you can keep playing the easy open shapes (G, C, D, Em, Am) but have them sound higher. The tool calculates which capo position would let you play the simplest shape combinations to match your target key, and shows the original chords next to the capo'd shapes. If a song is in F (which has no clean open shapes), capo on fret 1 and play E shapes, or capo on fret 5 and play C shapes; both come out in F.
Capo trade-offs are worth knowing. Higher capo positions raise the chords' brightness but shorten the scale length, which can make fingerpicking feel cramped above fret 7. Some shapes work better at certain frets: capo 2 with G shapes is bright and rings well; capo 5 with C shapes is warmer and more parlour-style. The [chord library](/chord-library) shows all the open shapes referenced in the suggestions.
Transposing for Vocal Range
Most singers have a comfortable range of about 1.5 to 2 octaves. If a song's melody peaks at a high G but your vocalist tops out at a comfortable D, you need to transpose down 4 semitones (G to D). The trick is figuring out which note is the problem: usually the chorus high note or the bridge, not the verse. Find the highest melody note, decide where you want it to sit, count the semitones between, and apply the same shift to every chord.
Be aware: transposing changes the feel of the song slightly. Lower keys sound darker and more intimate; higher keys sound brighter and more excited. A folk song that lives in G can lose some of its edge in F, and a rock song in E can sound thin in G. If a transposition feels wrong even when the singer is comfortable, try a different key entirely or use a capo to keep the original guitar voicings while shifting pitch.
Frequently Asked Questions
What's the difference between transposing and using a capo?
Transposing changes the actual chord names you play (G becomes A). A capo lets you keep playing the same shapes but raises the pitch. Both achieve the same audible result but feel different to the player. Transposing is the right answer if you don't have a capo, are using a piano or non-fretted instrument, or want to sing in a specific key with custom voicings. Capo is the right answer if you want to keep the song's open-string ring.
How do I transpose if the chord has slashes (like C/G)?
A slash chord names the chord first, then the bass note. C/G is C Major with G as the lowest note. Transpose both parts by the same number of semitones: shift up 2 and you get D/A. The tool currently focuses on basic triads and 7th chords; for elaborate jazz voicings you may need to handle the bass note manually.
Why do some keys sound easier on guitar than others?
Guitar tuning (E-A-D-G-B-E) makes certain keys sit naturally with open-string drones. E, A, D, G, and their relative minors (C#m, F#m, Bm, Em) all have at least one chord that uses open strings and avoids barre chords. Keys like Bb, Eb, Ab, Db rely on barre shapes which are harder to play and don't ring as much. This is why folk and rock have so many songs in G and D and far fewer in Eb.
How many semitones is a perfect fifth?
Seven semitones. C to G, D to A, E to B, F to C, G to D - all perfect fifths. The fifth is the most common transposition for solving range issues because it's far enough to make a real difference but close enough that the new key still feels related to the original. Up a fifth makes a song noticeably brighter; down a fifth makes it noticeably warmer.
Can I transpose a chord progression with sharps and flats mixed?
Yes. The tool reads any combination of notes and accidentals, transposes each by the same amount, and outputs in a consistent spelling. If your input is mixed (F# in one chord, Gb in another), the output will be normalised to one spelling so you don't end up with awkward chord names that aren't in the destination key.
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