Rat Race slot: RTP and max win
Rat Race is a low-volatility slot by Spit Gaming on Stake Engine, released 17 Mar 2026. Its base game returns 95.50%, below the median Engine slot (96.02%). The top payout is 15,000× the bet, bigger than 50% of Engine slots; from a base spin it lands about once every 18,990,377 spins. It has 2 bonus buys priced at 50× to 100× the bet; the best returns 95.50%, so each buy costs 2.25× the bet on average over the long run. It is the No. 6334 most played Engine slot over the last 30 days.
Every mode, side by side
Costs are multiples of the base bet. Odds come from the published outcome table for v34. "Returns the cost" counts rounds that pay back at least what the mode cost. Expected cost is cost × (1 − RTP): the average amount lost per round over the long run.
| Mode | Type | Cost | RTP | Max win | Max win odds | Pays anything | Returns the cost | Expected cost per round | |
|---|---|---|---|---|---|---|---|---|---|
| Base | Base spin | 1.00× | 95.50% | 15,000× | 1 in 18,990,377 | 1 in 2.12 | 1 in 3.72 | 0.05× base | Simulate |
| Cheese Frenzy | Boosted spin | 2.50× | 95.50% | 15,000× | 1 in 25,538 | 1 in 2.03 | 1 in 9.11 | 0.11× base | Simulate |
| Rat Horde | Bonus buy | 50× | 95.50% | 15,000× | 1 in 9,615 | 1 in 1.12 | 1 in 6.90 | 2.25× base | Simulate |
| Bonus | Bonus buy | 100× | 95.50% | 15,000× | 1 in 414 | every round | 1 in 14 | 4.50× base | Simulate |
Version history
Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.
| Version | Base RTP | |
|---|---|---|
| v34 | 95.498% | Active |
Frequently asked
What is the RTP of Rat Race?
Base spins return 95.50% of the amount wagered over the long run, from the published outcome table for version 34. All 2 of its bonus buys return 95.50%.
What is the max win in Rat Race and how likely is it?
The top payout is 15,000× the base bet. On a base spin it lands 1 in 18,990,377 spins. In the Rat Horde buy (50×) 15,000× lands 1 in 9,615 buys.
Does Rat Race have a bonus buy, and what does it cost?
Yes, 2 buy modes. Rat Horde: 50× the base bet, 95.50% RTP, an expected cost of 2.25× the base bet per buy. Bonus: 100× the base bet, 95.50% RTP, an expected cost of 4.50× the base bet per buy.
Is Rat Race high or low volatility?
Low. Its base-mode standard deviation is 5.0× the bet, which puts it in the lowest third of Engine games. What volatility means.
Can I check that a result was fair?
Yes. Engine games use provably fair seeds. Once your server seed is revealed you can replay any round against the published outcome table. See how to verify a result.
Slots with similar math to Rat Race
Matched on volatility, max win, RTP and whether there's a bonus buy. Not on theme.
Orbital PlinkoNexus Studios RTP95.50%Max win10,000×Volatility
Wild RootDeadSet RTP95.69%Max win10,000×Volatility
Cactus CanyonSensei Studios RTP95.50%Max win10,000×Volatility
Relic RunGenerous Gaming RTP95.61%Max win10,000×Volatility
Luxury ChadAxisFrame Gaming RTP96.00%Max win20,000×Volatility
Dino Club 47Slotamu RTP96.00%Max win20,000×Volatility