Chill Out 4 is a compilation on CD, released on Nova Tekk Records (NTD90521-24) in 1999.
The CD collects 22 tracks across 2 discs from 21 artists, having Transistor 6 featuring two tracks. 17 tracks are exclusive to this release: "Deeper & Deeper" by S.U.N. Project, "Memory Child" by Transistor 6, "Feel The Chakra Love" by Tantralovers, "In Search Of Buddha" by G-Trancepoint, "Earth Project" by Earth Project and 12 more. Several of its tracks are well known favorites: "" by Klangstrahler Projekt (1996, 5 releases), "" by Celtic Cross (1998, 4 releases), "" by Jaia (1998, 3 releases), "" by M-Sphere (1999, 3 releases) and "" by Children of Dub (1998, 3 releases).
- 01S.U.N. Project — Deeper & Deeper
- 02Transistor 6 — Memory Child
- 03Tantralovers — Feel The Chakra Love
- 04Klangstrahler Projekt — Things Can Change
- 05M-Sphere — Serum X
- 06G-Trancepoint — In Search Of Buddha
- 07Earth Project — Earth Project
- 08Silverstate — Hydro Lapse
- 09Doof — Skunked On Planet Dub
- 10Marcel Thebach — Marcel The Bach (Strophoria)
- 11Mortal — Luxer
- 12Children of Dub — Spook
- 01Sonic Assault — Walking Home
- 02Chi-A.D. — Creator
- 03Transistor 6 — Syrige
- 04Charkra Of Dreams — Voodoo Land
- 05Nierika — Spiritual Land
- 06Celtic Cross — Mundis Imaginalus
- 07Om — Ibar
- 08Vision 2000 — Crossover The Sea
- 09Software — Forgiveness To Hate
- 10Jaia — After The Rain
