| 1 | Undertale Test Place Reborn | 729 | +12% / -7.7% / +45% | 176M | |
| 2 | [SS!CHARA] Undertale: Last Corridor | 353 | +12% / +96% / +41% | 40M | |
| 3 | Unwavering Soul | 208 | +14% / -2.2% / +58% | 50M | |
| 4 | [x5 EXP + x3 Gold] Sans AUs Fighter 2 | 155 | +32% / +277% / +131% | 7.3M | |
| 5 | [DREAM☀️] Undertale RP: Eternal Souls | 144 | +18% / -1.3% / +100% | 25M | |
| 6 | Delta Worlds RPG | 135 | +13% / +11% / +234% | 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 | 18 | -19% / -12% / -35% | 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 | [Closed for update] Funni Ops:Reborn | 1 | +0.0% / -96% / -95% | 5.4M | |
| 20 | SoulShatters [Updated!] | 0 | +0.0% / +0.0% / +0.0% | 163M | |
| 21 | [Darker yet darker]Undertale:Unexplained Anomalies | 0 | -100% / +0.0% / +0.0% | 4.9M | |
