| recordings |
|---|
| A-n-n-a | | Freundeskreis | 6:07 |
| A-n-n-a | | Freundeskreis | 6:07 |
| A-n-n-A | | Freundeskreis | 6:07 |
| A-N-N-A | | Freundeskreis | 6:04 |
| A-N-N-A | live | FK Allstars | 4:33 |
| A-N-N-A | | Freundeskreis | 3:48 |
| A-N-N-A (radio version 96) | | Freundeskreis | 4:13 |
| A-n-n-a (radio version) | | Freundeskreis | 4:12 |
| A‐n‐n‐a | | Freundeskreis | 3:48 |
| A‐N‐N‐A | | Freundeskreis | 3:48 |
| Anna | | Freundeskreis | 4:12 |
| Anna (a cappella '97) | | Freundeskreis | 3:45 |
| Anna (acoustic version '96) | instrumental | Freundeskreis | 6:07 |
| Anna (Akustik version '96) | instrumental | Freundeskreis | 6:11 |
| Anna (album version '96) | | Freundeskreis | 6:11 |
| Anna (Beat Kontra Bass version '96) | | Freundeskreis | 6:50 |
| Anna (dub version '95) | instrumental | Freundeskreis | 6:21 |
| Anna (dub version '95) | instrumental | Freundeskreis | 7:08 |
| Anna (instrumental '96) | instrumental | Freundeskreis | 6:14 |
| Anna (instrumental '97) | instrumental | Freundeskreis | 3:55 |
| Anna (playback) | instrumental | Freundeskreis | 4:10 |
| Anna (radio version '95) | | Freundeskreis | 3:48 |
| Anna (radio version '95) | | Freundeskreis | 3:58 |
| Anna (radio version '96) | | Freundeskreis | 4:16 |
| Anna (radio version '97) | | Freundeskreis | 3:52 |
| Anna (Wasilicious remix '95) | | Freundeskreis | 5:53 |
