The 2018 Singapore Open was held from June 2 through June 4 in Singapore.
Senior All-Around Results
| Rank | Athlete | Nation | VT | UB | BB | FX | AA |
| 1 | Fang Ko Ching | Taiwan | 13.300 | 12.150 | 12.150 | 11.850 | 49.450 |
| 2 | Lai Pin Ju | Taiwan | 13.000 | 11.450 | 12.550 | 12.350 | 49.350 |
| 3 | Nadine Joy Nathan | Singapore | 13.200 | 11.300 | 12.450 | 11.350 | 48.300 |
| 4 | Chuang Hsiu Ju | Taiwan | 12.450 | 11.850 | 11.600 | 10.550 | 46.450 |
| 5 | Thidaporn Khanthara | Thailand | 12.250 | 9.200 | 12.150 | 11.900 | 45.500 |
| 6 | Huang Hui-Mei | Taiwan | 13.150 | 9.950 | 10.150 | 12.200 | 45.450 |
| 7 | Sasiwimon Mueangphuan | Thailand | 11.900 | 10.000 | 10.950 | 12.100 | 44.950 |
| 8 | Fu Chih Yi | Taiwan | 11.450 | 9.400 | 11.500 | 11.850 | 44.200 |
| 9 | Christina Onofre | Philippines | 12.800 | 9.500 | 10.400 | 10.350 | 43.050 |
| 10 | Kanyanat Boontoeng | Thailand | 12.750 | 10.100 | 8.900 | 10.800 | 42.550 |
| 11 | Siti Nur Bahirah Ahmad | Malaysia | 11.400 | 9.300 | 10.300 | 10.700 | 41.700 |
| 12 | Thawanrat Tantituvanont | Thailand | 11.650 | 7.350 | 8.400 | 10.450 | 37.850 |
| 13 | Tsai Chia-Jung | Taiwan | —— | 11.450 | 10.300 | —— | 21.750 |
| 14 | Seah Luretta | Singapore | —— | 5.200 | —— | 8.900 | 14.100 |
| 15 | Nur Azira Aziri | Malaysia | —— | —— | 10.100 | —— | 10.100 |
Senior Vault Final Results
| Rank | Athlete | Nation | D | E | ND | Total | Average |
| 1 | Fang Ko Ching | Taiwan | 4.6 | 9.350 | 13.950 | 13.575 | |
| 4.2 | 9.000 | 13.200 | |||||
| 2 | Nadine Joy Nathan | Singapore | 4.6 | 8.600 | 13.200 | 13.200 | |
| 4.0 | 9.200 | 13.200 | |||||
| 3 | Cristina Onofre | Philippines | 3.5 | 8.550 | 12.050 | 12.600 | |
| 4.2 | 8.950 | 13.150 | |||||
| 4 | Kanyanat Boontoeng | Thailand | 4.3 | 8.500 | -0.1 | 12.700 | 12.400 |
| 3.7 | 8.400 | 12.100 | |||||
| 5 | Huang Hui-Mei | Taiwan | 4.6 | 8.850 | 13.450 | 6.725 | |
| 0.0 | 0.000 | 0.000 |
Senior Bars Final Results
| Rank | Athlete | Nation | D | E | ND | Total |
| 1 | Fang Ko Ching | Taiwan | 4.1 | 7.600 | 11.700 | |
| 2 | Chuang Hsiu Ju | Taiwan | 4.0 | 6.950 | 10.950 | |
| 3 | Nadine Joy Nathan | Singapore | 4.3 | 6.200 | 10.500 | |
| 4 | Siti Nur Bahirah Ahmad | Malaysia | 3.9 | 6.550 | 10.450 | |
| 5 | Sasiwimon Mueangphuan | Thailand | 3.9 | 4.150 | 8.050 | |
| 6 | Kanyanat Boontoeng | Thailand | 3.1 | 3.550 | 6.650 |
Senior Beam Final Results
| Rank | Athlete | Nation | D | E | ND | Total |
| 1 | Lai Pin Ju | Taiwan | 5.2 | 7.800 | 13.000 | |
| 2 | Nadine Joy Nathan | Singapore | 4.7 | 7.850 | 12.550 | |
| 3 | Thidaporn Khanthara | Thailand | 4.6 | 7.700 | 12.300 | |
| 4 | Nur Azira Aziri | Malaysia | 4.4 | 6.600 | 11.000 | |
| 5 | Fang Ko Ching | Taiwan | 4.7 | 6.150 | 10.850 | |
| 6 | Sasiwimon Mueangphuan | Thailand | 4.5 | 6.250 | 10.750 | |
| 7 | Cristina Onofre | Philippines | 4.6 | 6.050 | 10.650 | |
| 8 | Siti Nur Bahirah Ahmad | Malaysia | 4.4 | 3.500 | 7.900 |
Senior Floor Final Results
| Rank | Athlete | Nation | D | E | ND | Total |
| 1 | Sasiwimon Mueangphuan | Thailand | 4.6 | 7.800 | 12.400 | |
| 2 | Lai Pin Ju | Taiwan | 4.8 | 7.600 | 12.400 | |
| 3 | Huang Hui-Mei | Taiwan | 4.6 | 7.400 | 12.000 | |
| 4 | Cristina Onofre | Philippines | 4.3 | 7.300 | 11.600 | |
| 5 | Thidaporn Khanthara | Thailand | 4.3 | 7.200 | 11.500 | |
| 6 | Nadine Joy Nathan | Singapore | 4.6 | 6.950 | -0.1 | 11.450 |
| 7 | Siti Nur Bahirah Ahmad | Malaysia | 3.3 | 7.250 | -0.1 | 10.450 |
Junior All-Around Results
| Rank | Athlete | Nation | VT | UB | BB | FX | AA |
| 1 | Emma Yap | Singapore | 12.250 | 10.700 | 11.150 | 11.700 | 45.800 |
| 2 | Nydia Heng Han Xuan | Singapore | 12.500 | 10.750 | 9.700 | 11.250 | 44.200 |
| 3 | Chloe Neo Yi Ting | Singapore | 12.050 | 10.750 | 9.150 | 10.600 | 42.550 |
| 4 | Rachel Tan | Singapore | 10.850 | 9.750 | 10.150 | 10.500 | 41.250 |
| 5 | Kaitlyn Lim | Singapore | 12.300 | —— | 10.150 | 10.500 | 32.950 |
| 6 | Gemma Mollison | Singapore | 12.250 | 9.600 | 10.750 | —— | 32.600 |
| 7 | Trithalia | Indonesia | —— | 8.250 | 9.600 | —— | 17.850 |
| 8 | Vira Aprilia | Indonesia | —— | 6.050 | 7.400 | —— | 13.450 |
| 9 | Nadia Amalia | Indonesia | 12.950 | —— | —— | —— | 12.950 |
| 10 | Shandy Poh | Singapore | —— | —— | 10.700 | —— | 10.700 |
Junior Vault Final Results
| Rank | Athlete | Nation | D | E | ND | Total | Average |
| 1 | Nydia Heng Han Xuan | Singapore | 3.7 | 8.800 | 12.500 | 12.325 | |
| 3.5 | 8.650 | 12.150 | |||||
| 2 | Nadia Amalia | Indonesia | 4.0 | 8.700 | -0.1 | 12.600 | 12.250 |
| 3.7 | 8.300 | -0.1 | 11.900 | ||||
| 3 | Emma Yap | Singapore | 3.7 | 8.550 | 12.250 | 11.525 | |
| 2.0 | 8.800 | 10.800 |
Junior Bars Final Results
| Rank | Athlete | Nation | D | E | ND | Total |
| 1 | Chloe Neo Yi Ting | Singapore | 3.3 | 7.050 | 10.350 | |
| 2 | Nydia Heng Han Xuan | Singapore | 2.6 | 6.350 | 8.950 | |
| 3 | Vira Aprilia | Indonesia | 0.8 | 6.500 | 7.300 | |
| 4 | Trithalia | Indonesia | 2.0 | 4.150 | 6.150 |
Junior Beam Final Results
| Rank | Athlete | Nation | D | E | ND | Total |
| 1 | Emma Yap | Singapore | 3.6 | 6.800 | 10.400 | |
| 2 | Gemma Mollison | Singapore | 3.2 | 6.950 | 10.150 | |
| 3 | Trithalia | Indonesia | 4.5 | 4.800 | 9.300 | |
| 4 | Vira Aprilia | Indonesia | 3.8 | 4.600 | 8.400 |
Junior Floor Final Results
| Rank | Athlete | Nation | D | E | ND | Total |
| 1 | Nydia Heng Han Xuan | Singapore | 3.6 | 7.550 | 11.150 | |
| 2 | Emma Yap | Singapore | 3.6 | 7.450 | 11.050 |