ALBUMS
Ralf Meinz, Karolina Ossowska, Mikołaj Pałosz Play Giuseppe Tartini
La Sonata In Sol Minore Al Terzo Suono
2015, CD, Album, Bôłt
Michał Libera With Martin Küchen And Ralf Meinz
Tyto Alba : 13 Portraits Of Melancholics, Birds And Their Co-Hearing
2015, CD, Album, Bôłt
Morgana*
Two Faces
2009, CD, Album, Scream (4), Bellaphon, 
,
, Hard Rock/AOR
Zeitkratzer : Alvin Lucier
Alvin Lucier
2022
Various
Ondinata. Songs For Ondine
2021, 2x CD, 
,
, Neo-Classical/Folk/Ballad/Pop Rock/African/Avantgarde
Zeitkratzer
Duft
2018, ,
, Contemporary
Zeitkratzer + Elliott Sharp
Oneirika (Live At Berghain Berlin)
2017, Vinyl 180 gram, ,
, Contemporary/Post-Modern
Barbara Kinga Majewska And Emilia Sitarz
Play Franz Schubert Winterreise
2016, CD, Bôłt
Joanna Halszka Sokołowska
Plays Franz Schubert Winterreise
2016, CD, Album, Bôłt
Reinhold Friedl performed by Zeitkratzer
KORE
2016, Vinyl 180 gram, ,
, Modern/Contemporary
Komuna// Warszawa Plays Luc Ferrari
Tautologos III
2015, CD, Album, Bôłt
Zeitkratzer
Saturation
2015
Zeitkratzer
Column One: Entropium
2015, Vinyl 180 gram, ,
, Industrial/Experimental/Noise
Lotte Anker
What River Is This
2014, CD, Album, ILK Music, 
,
, Contemporary Jazz/Avant-garde Jazz/Contemporary
Gamut Inc
Ex Machina
2014, LP, Album, Satelita Musikverlag, Bôłt
Katarzyna Krakowiak
Making The Walls Quake As If They Were Dilating With The Secret Knowledge Of Great Powers
2013, CD, Album, Bôłt
Bernhard Schütz & Reinhold Friedl Play Robert Schumann
Dichterliebe
2011, CD, Album, Bôłt
Zeitkratzer : John Cage
Old School: John Cage
2010, CD, Album, Zeitkratzer Records, ,
, Contemporary
zeitkratzer
WHITEHOUSE Electronics
2010, CD, Album, Ltd, zeitkratzer Records, ,
, Noise/Contemporary/Experimental/Avantgarde
Zeitkratzer : James Tenney
Old School: James Tenney
2010, CD, ,
, Contemporary/Post-Modern
Zeitkratzer & Carsten Nicolai
Electronics
2008, CD, Album, Zeitkratzer Records
Zeitkratzer & Terre Thaemlitz
Electronics
2008, CD, Album, Zeitkratzer Records
zeitkratzer & Keiji Haino
Electronics
2008, CD, Album, zeitkratzer Records, ,
, Noise/Modern Classical/Avantgarde/Experimental
Zeitkratzer
Volksmusik
2008, CD, Album, Zeitkratzer Records, ,
, Folk/Experimental/Contemporary Jazz
zeitkratzer & Carsten Nicolai / Terre Thaemlitz / Keiji Haino
Electronics
2008, 3xCD, Comp + Box, Zeitkratzer Records, Deutscher Musikrat
Reinhold Friedl - Markus Weiser*, Ensemble Zeitkratzer*, Franz Hautzinger
Schönberg Pierrot Lunaire Cheap Imitation
2007, CD, Zeitkratzer Records, ,
, Contemporary/Post-Modern/Vocal
Zeitkratzer And Lou Reed
Metal Machine Music
2007, CD, DVD, 
,
, Modern/Noise
Friedl* / Vorfeld*
Pech
2006, CD, Album, Room40
R. Friedl*, B. Günter*, M. Vorfeld*
Message Urgent
2004, CD, Album, Trente Oiseaux, ,
, Experimental/Minimal
Thomas Maos
Forbidden Planet
1999, ,
, Avantgarde/Free Improvisation
The Muffin Men Featuring Ike Willis
Playing The Music Of Frank Zappa: Mülm
1994
Volker Saure, Franziska Hahn, Robert Rudel
Lieder Und Tänze
1992, CD, Album, Not On Label
Tonaliens
Tonaliens
2017, 2xLP, Album, Edition Telemark, ,
, Modern Classical/Experimental
Zeitkratzer
Plays PRES
2010, CD, Album, Bôłt, DUX Recording Producers, ,
, Contemporary
Zeitkratzer
Die Kraft Der Negation
2005, CD, Album, Volksbühne Recordings
APPEARANCES +
Tonaliens
Vesta
2019, 2xFile, WAV, Silent, ,
, Ambient/Drone/Modern Classical/Experimental
Reinhold Friedl perfomed by Zeitkratzer
KORE
2016
Razen
Rare Undressed Mare
2014, Cass, Album, Ltd, House Of Alchemy
Chora(s)san Time-Court Mirage
Live At The Grimm Museum Volume One
2012, CD, Album, Important Records (2), Sonic Acts, ,
, Drone/Minimal/Experimental
Reinhold Friedl
Inside Piano
2011, LP, Ltd, Hrönir (2)
Reinhold Friedl
Inside Piano
2011, 2xCD, Album, zeitkratzer Records
Various / Faust (6) / Dietmar Post & Lucía Palacios
Klangbad: Avant-garde In The Meadows / Live At Klangbad Festival
2010, DVD, NTSC, Play Loud! Productions, Play Loud! Productions
Tiberian*, Dahlgren*, Betsch*
Ulysses
2009, CD, Album, OpenArt Records
Karkowski* • Furudate* • Zeitkratzer
World As Will III
2008, CD, Album, Sub Rosa, 
,
, Noise/Drone/Contemporary/Experimental
3D
Not 3
2008, 2xCD, Album, Not Two Records
Reinhold Friedl Performed By Zeitkratzer
Xenakis [A]Live!
2007, CD + DVD-V, Multichannel, NTSC, Asphodel
Arny Kay Band
Walkin On Thin Ice
1992, CD, Sound-Service Bellaphon International