 The catalog of works written by Matthias Monn contains sixteen symphonies, a score of quartets, sonatas, masses and compositions for violin and keyboard.A harpsichord concerto by Monn was "freely" arranged by Arnold Schoenberg as a cello concerto for Pablo Casals.The Monn/Schoenberg cello concerto in D major has been recorded by Yo-Yo Ma and many other cellists.