| july 5 2018 |  P. Thanom | Singapore FC #5 | None | Player is fired |
| july 3 2018 | K. Kukrit | Singapore FC #5 | None | RSD78 918 |
| july 3 2018 | L. Puarborn | Singapore FC #5 | None | RSD92 651 |
| july 3 2018 |  M. Ibrahim |  NewFreshMeat | Singapore FC #5 | RSD5 792 000 |
| july 3 2018 |  J. Carballosa | NewFreshMeat | Singapore FC #5 | RSD1 313 000 |
| june 9 2018 | C. Hubson | Singapore FC #5 |  23 Elazığ FK | RSD21 746 |
| june 9 2018 |  L. Mahanetsa | NewFreshMeat | Singapore FC #5 | RSD1 266 000 |
| may 18 2018 |  K. Pere | Kulia #3 | Singapore FC #5 | RSD765 600 |
| may 18 2018 | P. Thamma | Meerzorg | Singapore FC #5 | RSD1 250 000 |
| may 17 2018 | T. Suprija | Singapore FC #5 |  Manila FC #5 | RSD51 793 |
| may 14 2018 |  T. Zabunović |  FC Avatele #9 | Singapore FC #5 | RSD2 067 000 |
| may 14 2018 |  T. Koprivec | West Ham United | Singapore FC #5 | RSD1 996 960 |
| may 13 2018 |  S. Lapasa | West Ham United | Singapore FC #5 | RSD2 759 000 |
| may 13 2018 | G. Wiki | Hikutavake | Singapore FC #5 | RSD484 000 |
| january 3 2018 |  M. Seo | Singapore FC #57 | Singapore FC #5 | RSD31 317 |
| october 22 2017 |  R. Wazif | Singapore FC #5 |  Hai Phong #18 | RSD968 832 |
| october 20 2017 | A. Labendia | Holy Flora | Singapore FC #5 (On loan) | (RSD86 505) |
| october 16 2017 | Đ. Yên Sơn | FC Hà Nội | Singapore FC #5 | RSD3 141 501 |
| october 15 2017 | V. Gia Khánh | FC Hà Nội | Singapore FC #5 | RSD5 220 972 |
| august 31 2017 | B. Toàn | Hanoi #46 | Singapore FC #5 | RSD362 418 |
| august 29 2017 | A. Oinoid | Quezon City FC #3 | Singapore FC #5 (On loan) | (RSD68 291) |
| august 28 2017 |  E. Roocken | Ho Chi Minh City #9 | Singapore FC #5 | RSD3 208 424 |
| may 20 2017 | R. Wazif | FC Kelang | Singapore FC #5 | RSD967 691 |
| december 11 2016 |  H. Turay |  FC Phuntsholing #3 | Singapore FC #5 (On loan) | (RSD103 584) |
| december 9 2016 | T. Srisai | Singapore FC #5 | Ho Chi Minh City #17 | RSD203 362 |
