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Muse Group acquires Hal Leonard

December 4, 2023

Muse Group, the company which owns MuseScore, StaffPad, Ultimate Guitar, and Audacity, has acquired Hal Leonard, the largest publisher of sheet music and educational books.

StaffPad acquired by Muse Group; audio support planned

May 7, 2021

StaffPad, the pen-and-touch music notation app, has been acquired by Muse Group, the company that owns Ultimate Guitar, MuseScore, and Audacity. StaffPad co-founder David William Hearn will remain in charge of the product. Audio staves and transcription are planned for future updates.

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