Super Time Ultra

Transpose Calculator

Transpose chords online between any two keys. See the semitone shift, matching guitar capo fret for original shapes, common chord names, and copyable results.

Change a chord progression into another key, then use the matching capo fret when you want to keep the original guitar shapes.

What this tool includes

Choose two keys

Select the original key and the target key to see the interval between them.

Transpose chords

Review common chords in the original key or enter your own progression for conversion.

Use a capo

See the capo fret that makes the original chord shapes sound in the target key.

How to use this tool

  1. Choose the original key and the target key.
  2. Check the semitone shift and transposed chord names.
  3. Enter a custom chord progression when you need a specific chart.
  4. Copy the result or use the displayed capo fret with the original guitar shapes.

Practice tips

  • Use flats or sharps to match the notation used in the chart you are reading.
  • A capo raises the pitch of the original chord shapes by one semitone per fret.
  • Choose a different target key if the displayed capo position is impractical for the part.