| 2021-09-04 |  Tech House Music 2021, Vol.2 @ Digital Empire Compilations @ 2021-09-04 | 9 | Tech House | Adk Music, Thirty One - Welcome (Original Mix)4:50 | |
| 2021-01-29 |  Workout Music 2021 @ Digital Empire Compilations @ 2021-01-29 | 17 | Tech House | R?ddle, Thirty One - Those Nights (Original Mix)4:21 | |
| 2021-01-15 |  Bass House 2021 @ Digital Empire Compilations @ 2021-01-15 | 7 | Tech House | R?ddle, Thirty One - Those Nights (Original Mix)4:21 | |