During the eighties he was the drummer in the trios "Brüninghaus / Stockhausen / Studer" and "Red Twist & Tuned Arrow" (with Stephan Wittwer and Christy Doran), the percussion ensemble "Singing Drums" (with Pierre Favre, Paul Motian and Nana Vasconcelos), the "Charlie Mariano - Jasper van't Hof Group" and the trio "Bourquin / Francioli / Studer".
Studer has also been in the percussion ensemble of Robyn Schulkowsky, performing compositions of Charles Ives, Steve Reich, John Cage and Edgard Varèse.
During the nineties he was involved with groups like "Doran / Studer / Burri / Magnenat" (later "Doran / Studer / Gerber / Magnenat"), "Doran / Studer / Minton / Bates & Ali (later "Doran / Studer / Minton / Ali & Cora) play the music of Jimi Hendrix" and "Doran / Studer / Tacuma / Jenny-Clark".
Current groups include the hardcore chambermusic trio "Koch - Schütz - Studer", the quartets "Koch - Schütz - Studer & Saadet Türköz" and "Koch - Schütz - Studer & Christian Uetz" and the project "Roots and Wires" ("Koch - Schütz - Studer" plus DJ M. Singe and DJ I-Sound). Other bands and projects are the percussion-trio "Schulkowsky - Studer - Baron" (with Robyn Schulkowsky and Joey Baron), "Magnoni / Sordet / Studer", "Earth Bound" (with Bonnie Barnett and Hermann Bühler), the duo "Drum Orchestra" with Pierre Favre, The Drummers", the trio "Amstad / Burri / Studer" and the drum-quartet "Four in Time" (with Pierre Favre, Fritz Hauser and Daniel Humair).
Studer is also developing his series of duo recordings with female musicians (so far with Robyn Schulkowsky, Jin Hi Kim, Joëlle Léandre, Dorothea Schürch and DJ M. Singe). He also plays solo-concerts, works as a freelance drummer and gives workshops.
Fredy Studer has toured and played concerts, gave workshops, has recorded for radio and TV, created music for dance-performances, made the music for theatre and film in Europe, Africa, Japan, Southamerica, the Caribbean, Taiwan, India, Russia, the U.S. and Canada.
He is one of the few drummers who incorporate open improvisation as well as straight beats into his style. Fredy Studer plays GRETSCH drums, PAISTE cymbals / sounds / gongs and uses DW hardware plus VIC FIRTH sticks.