Chord Transposer

Convert and transpose music chords between different keys instantly with chord diagrams and notation.

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About This Tool

The Online Chord Converter is a powerful tool for musicians to transpose chords between different keys. Simply paste your chord progression, select the original key and target key, and get instant conversion with chord diagrams and proper notation. Supports major/minor keys, common chord types (major, minor, 7th, etc.), and displays results in a clean, readable format perfect for guitarists, pianists, and all musicians.

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How to Use

Paste your chord progression into the text area (e.g., C G Am F)
Select the original key of your chords from the dropdown
Select the target key you want to transpose to
Choose your preferred notation format (text, diagrams, or both)
Click 'Convert Chords' to see the transposed result
Copy the converted chords or download as text file

Frequently Asked Questions

Find Quick Answers

What chord notations does this tool support?

Supports standard chord notation like C, Dm, G7, F#m7, Bb, etc. with sharps (#) and flats (b).

Can I convert between different instruments?

Yes! The converter works for any instrument using standard chord notation - guitar, piano, ukulele, etc.

Does it handle complex chords like 9th, 11th, or 13th chords?

Yes, the tool handles extended chords including maj7, min7, dom7, 9th, 11th, and 13th chords.

How accurate is the chord transposition?

100% accurate based on music theory principles. Each chord is transposed by the same interval between original and target keys.

Need to run multiple calculations?

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