| Name | Year |
|---|
| Silence Must Be Heard ft. Michael Cretu, Jens Gad | 2003 |
| Gravity Of Love ft. Michael Cretu, Jens Gad | 2008 |
| Following The Sun ft. Michael Cretu, Jens Gad | 2008 |
| Voyageur ft. Michael Cretu, Jens Gad | 2008 |
| The Screen Behind The Mirror ft. Michael Cretu, Jens Gad | 2003 |
| Push The Limits ft. Michael Cretu, Jens Gad | 2008 |
| Silence Must Be Heard. ft. Michael Cretu, Jens Gad | 2004 |
| Smell Of Desire ft. Michael Cretu, Jens Gad | 2003 |
| Out From The Deep (168 Bpm) ft. Jens Gad | 2008 |
| Modern Crusaders. ft. Michael Cretu, Jens Gad | 2004 |
| Gravity Of Love. ft. Michael Cretu, Jens Gad | 2004 |
| The Gate ft. Michael Cretu, Jens Gad | 2003 |
| Beyond The Invisible. ft. Michael Cretu, Jens Gad | 2004 |
| Gravity Of Love.. ft. Michael Cretu, Jens Gad | 2003 |
| Shadows In Silence. ft. Michael Cretu, Jens Gad | 2004 |
| Between Mind And Heart ft. Michael Cretu, Jens Gad | 2003 |
| Modern Crusaders ft. Michael Cretu, Jens Gad | 2003 |
| Mea Culpa (100 Bpm) ft. Michael Cretu, Jens Gad | 2003 |
| Camera Obscura ft. Michael Cretu, Jens Gad | 2003 |
| Morphing Thru Time. ft. Michael Cretu, Jens Gad | 2004 |
| Return To Innocence (088 Bpm) ft. Michael Cretu, Jens Gad | 2016 |
| Smell Of Desire. ft. Michael Cretu, Jens Gad | 2004 |
| Return To Innocence ft. Michael Cretu, Jens Gad | 2008 |
| The Eyes Of Truth (140 Bpm) ft. Jens Gad | 1994 |
| Turn Around ft. Michael Cretu, Jens Gad | 2004 |
| The Eyes Of Truth, The Götterdämmerung Mix(The Twilight Of The Gods) (140 Bpm) ft. Jens Gad | 1994 |
| Age Of Loneliness ft. Michael Cretu, Jens Gad | 1994 |
| I Love You...I'll Kill You ft. Michael Cretu, Jens Gad | 2004 |
| Twelve After Midnight ft. Michael Cretu, Jens Gad | 2002 |
| Tell Me More ft. Jens Gad, Wolfgang Filz | 1998 |
| Out From The Deep ft. Jens Gad | 1994 |
| In A Heartbeat ft. Jens Gad | 2008 |
