| 1 | Undertale Test Place Reborn | 763 | +15% / -6.7% / +47% | 176M | |
| 2 | [SS!CHARA] Undertale: Last Corridor | 393 | +16% / +102% / +40% | 40M | |
| 3 | Unwavering Soul | 220 | +18% / +0.7% / +61% | 50M | |
| 4 | [DREAM☀️] Undertale RP: Eternal Souls | 186 | +25% / +2.6% / +107% | 25M | |
| 5 | [x5 EXP + x3 Gold] Sans AUs Fighter 2 | 162 | +42% / +280% / +132% | 7.3M | |
| 6 | Delta Worlds RPG | 155 | +17% / +21% / +248% | 10M | |
| 7 | Undertale: Judgement Day | 95 | -4.8% / -2.0% / +0.0% | 64M | |
| 8 | [1.5] Eternal Star | 46 | +89% / +143% / +209% | 2.9M | |
| 9 | [WEEK 1.5] Undertale Timeline Corruption: TD | 45 | -6.3% / -43% / -45% | 31M | |
| 10 | Undertale Tower Defense | 44 | +14% / +1.2% / +149% | 50M | |
| 11 | (Neutral run) Sans Funny Boss Rush | 31 | +23% / -23% / +87% | 26M | |
| 12 | [⚡Omnipotent⚡] Undertale: Timeline Collapse | 25 | +0.0% / +13% / -26% | 16M | |
| 13 | Undertale Soul OPs 2 | 12 | -8.3% / +10% / +38% | 4.3M | |
| 14 | UT: Soul OPs Boss Rush Extended | 11 | +18% / +63% / -50% | 14M | |
| 15 | [Major Rebalance] UT Deal With Forgotten Bosses 2 | 9 | +80% / +200% / +200% | 2.1M | |
| 16 | [WE MADE BR GOOD UPDATE] Undertale Monster Mania | 6 | +0.0% / +0.0% / +200% | 14M | |
| 17 | [MEGA UPDATE] TBSOBR | 4 | +33% / -20% / +300% | 12M | |
| 18 | Undertale Crazy Multiverse Timeline | 2 | +0.0% / +0.0% / -64% | 23M | |
| 19 | SoulShatters [Updated!] | 0 | +0.0% / +0.0% / +0.0% | 163M | |
| 20 | [Darker yet darker]Undertale:Unexplained Anomalies | 0 | -100% / +0.0% / +0.0% | 4.9M | |
| 21 | [Closed for update] Funni Ops:Reborn | 0 | +0.0% / -100% / -100% | 5.4M | |
