| | Alexander Kowalski | She's Worth It (feat. Joris Voorn) [Album Mix] | |
| | Alexander Kowalski & Soren Aalberg | Arrange.1 Remixes (Tom Hades Remix) | |
| | Alexander Kowalski | Can't Hold Me Back (feat. Funk D'Void & Fritz Kalkbrenner) [Album Mix] | |
| | Alexander Kowalski | So Pure | |
| | Alexander Kowalski | My Truth | |
| | Alexander Kowalski | House of Hell (feat. Khan) | |
| | Alexander Kowalski | The Path to Zero | |
| | Alexander Kowalski | Your Affection (feat. Steve Warp) | |
| | Alexander Kowalski | Changes (feat. Fritz Kalkbrenner) | |
| | Alexander Kowalski | Start Chasing (feat. Barca Baxant) | |
| | Alexander Kowalski | What U Gonna Do (feat. Lennart A. Salomon) | |
| | Alexander Kowalski featuring Barca Baxant | Start Chasing (Extrawelt Remix) | |
| | Alexander Kowalski featuring Barca Baxant | Start Chasing (Extrawelt Dub Mix) | |
| | Alexander Kowalski | Belo Horizonte | |
| | Alexander Kowalski | Damage | |
| | Alexander Kowalski featuring Khan | House of Hell (House of Hell) | |
| | Alexander Kowalski featuring Khan | House of Hell (Instrumental) | |
| | Alexander Kowalski | Emtec (British Murder Boys Remix) | |
| | Alexander Kowalski | Scarpia | |
| | Alexander Kowalski featuring Barca Baxant | Start Chasing (Kowalski Remix) | |
| | Alexander Kowalski | ...And I Will Find You | |
| | Alexander Kowalski | Lock Me Up | |
| | Alexander Kowalski featuring Barca Baxant | Start Chasing (Radio Edit) | |
| | Alexander Kowalski featuring Khan | House of Hell (House of Acid Mix) | |
| | Alexander Kowalski | Chordmode DC | |
| | Alexander Kowalski | Puesta de Sol | |
| | Alexander Kowalski | Can't Hold Me Back (feat. Fritz Kalkbrenner) [with Funk D'Void] | |
| | Alexander Kowalski | Falling Down | |
| | Alexander Kowalski | Lightning Field | |
| | Alexander Kowalski | You Think You Know | |
| | Alexander Kowalski | Amp Theme (D_func Remix) | |
| | Alexander Kowalski | Amp Theme | |
| | Alexander Kowalski featuring Barca Baxant | Start Chasing (John Dahlback Remix) | |
| | Alexander Kowalski featuring Khan | House of Hell (Kiko Remix) | |
| | Alexander Kowalski | Moving Particles | |
| | Alexander Kowalski | They Came at Dawn | |
| | Alexander Kowalski | The Path (Psyk Remix) | |
| | Alexander Kowalski & Rebar | When Darkness Surrenders To the Lights (Claudio PRC Remix) | |
| | d_func., Alexander Kowalski & Mario Berger | Shifting Frames | |
| | Alexander Kowalski | They Came at Dawn | |
| | Alexander Kowalski | Lights in the Darkness | |
| | Kevin Saunderson & Alexander Kowalski | Machines Vortex (Pfirter Remix) / Bassline (Joris Voorn Mix 07) [Mixed] | |
| | Alexander Kowalski | Green Eyed | |
| | Alexander Kowalski | Grey Area (Alexander Kowalski Tunnel Mix) | |
| | Alexander Kowalski | Crystal Clouds | |
| | d_func., Alexander Kowalski & Mario Berger | Shifting Frames (NX1 Remix) | |
| | Alexander Kowalski | Missing Link | |
| | Alexander Kowalski | Belo Horizonte (Heiko Laux Remix) | |
| | Oliver Rosemann & Alexander Kowalski | Pressure | |
| | Alexander Kowalski | The Voiceless Part 3 | |
