Tracks
| # | Title | Sung by | |
|---|---|---|---|
| 1 | Au-Pair (extended version) | Kreidler | 5:50 |
| 2 | Au-Pair (radio edit) | Kreidler | 3:27 |
| 3 | Gain | Kreidler | 3:53 |
| 4 | Now the Necessity | Kreidler | 3:33 |
Source: MusicBrainz release group 66a469af-df32-3622-a3a1-7a5c773485d8 (CC0). Cover: Cover Art Archive.