Listen to Piano Sonata No. 23 in F Minor "Appassionata", Op. 57: I. Allegro assai online. Piano Sonata No. 23 in F Minor "Appassionata", Op. 57: I. Allegro assai is an Instrumental language song and is sung by Igor Lebedev. Piano Sonata No. 23 in F Minor "Appassionata", Op. 57: I. Allegro assai, from the album Beethoven: Piano Sonata No. 8 "Pathétique" - Piano Sonata No. 14 "Moonlight" - Piano Sonata No. 23 "Appassionata", was released in the year 2017. The duration of the song is 10:52. Download Instrumental songs online from JioSaavn.