| 2022-09-16 |  Lost Love / Miss U @ Synchronized Melodies @ 2022-09-16 | 1 | Trance (Main Floor) | Delta IV - Lost Love (Extended Mix)6:45 | |
| 2022-09-16 | Lost Love / Miss U @ Synchronized Melodies @ 2022-09-16 | 2 | Trance (Main Floor) | Delta IV - Miss U (Extended Mix)6:03 | |
| 2017-04-17 |  Lost Horizon @ Synchronized Melodies @ 2017-04-17 | 1 | Trance (Main Floor) | Delta IV - Lost Horizon (Original Mix)5:09 | |
| 2016-08-09 |  See You Again @ Synchronized Melodies @ 2016-08-08 | 1 | Trance (Main Floor) | Delta IV - See You Again (Original Mix)6:37 | |