Tools

Small tools that run in your browser. All free, none of them ask you to sign up, and whatever you paste stays on your device — the work happens in the browser.

• Chord transposer

  Free chord transposer: pick the key and see every chord's new form instantly. Paste a whole song to transpose it at once, and work out the capo fret. No sign-up.

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• Capo calculator

  Capo calculator: pick the fret and the shape you play, see the key the song actually sounds in. Works the other way too — pick a target key and find the capo fret. Full capo chart, no sign-up.

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• What is ChordPro, and how do you convert it?

  What the ChordPro format is and how to write it: a directive reference and a free two-way converter between chords-above-lyrics and ChordPro. Runs in your browser, uploads nothing.

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