This MIDI effect app for Audiobus 3 lets you transpose notes by octaves and half-tones. It's useful for playing external keyboards in different keys or creating harmonies. The app is free to use.
4.3(7 ratings)
Free
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Updated September 2026
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4.0(3 ratings)
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Easily transpose guitar chords and lyrics for any song. Save your transposed songs to an offline library for later use. This tool helps you change song keys and play them anywhere.
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Easily transpose chord sequences to different keys to match your vocal range or musical style. This app simplifies chords for beginners and helps musicians experiment with new musical ideas. It's a manual chord transposition tool, not an audio processor.
