Golden Ball Bingo slot: RTP and max win
Golden Ball Bingo is a low-volatility slot by Astir Gaming Studio on Stake Engine, released 30 Mar 2026. Its base game returns 95.60%, below the median Engine slot (96.02%). The top payout is 3,000× the bet. It is the No. 1899 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 v2. "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 3x3 | Base spin | 1.00× | 95.60% | 100× | 1 in 1,000,000 | 1 in 3.01 | 1 in 3.01 | 0.04× base | Simulate |
| Base 4x4 | Base spin | 1.00× | 95.76% | 250× | 1 in 142,857 | 1 in 3.15 | 1 in 3.15 | 0.04× base | Simulate |
| Base 5x5 | Base spin | 1.00× | 95.96% | 1,000× | 1 in 1,000,000 | 1 in 1.93 | 1 in 3.09 | 0.04× base | Simulate |
| Bonus Golden | Boosted spin | 2.00× | 96.06% | 3,000× | 1 in 1,000,000 | 1 in 1.93 | 1 in 4.44 | 0.08× 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 | |
|---|---|---|
| v2 | 95.604% | Active |
Frequently asked
What is the RTP of Golden Ball Bingo?
Base spins return 95.60% of the amount wagered over the long run, from the published outcome table for version 2. Across its 4 modes RTP ranges from 95.60% to 96.06%.
What is the max win in Golden Ball Bingo and how likely is it?
The top payout is 3,000× the base bet. On a base spin the top payout of 100× lands 1 in 1,000,000 spins.
Does Golden Ball Bingo have a bonus buy?
No. None of its published modes costs 20× the base bet or more.
Is Golden Ball Bingo high or low volatility?
Low. Its base-mode standard deviation is 2.3× 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.
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