Keno Probability, Expected Loss & Hit Frequency Calculator
Compute exact catch probabilities for any spot count, model expected loss over multiple draws, and compare keno’s cost. For education, not as gambling advice.
6-Spot Keno
$1.00 per draw × 100 draws = $100.00 total action
Keno house edge typically ranges from 20% to 35% depending on the paytable. Three estimates shown: 20% (optimistic), 25% (typical), 35% (poor paytable).
6-Spot Catch Probabilities
Exact hypergeometric probabilities for each catch level.
Catch 0 of 6
16.6602%Catch 1 of 6
36.3495%Catch 2 of 6
30.8321%Catch 3 of 6
12.9820%Catch 4 of 6
2.8538%Catch 5 of 6
0.3096%Catch 6 of 6
0.0129%Expected Loss Benchmarks
At 25% house edge (typical).
Keno costs ~25× more per dollar than well-played blackjack.
Keno costs ~25× more per dollar than well-played blackjack.
Keno costs ~25× more per dollar than well-played blackjack.
Spot Count Comparison
How volatility and hit frequency change as you add more spots.
Why keno payouts lag true odds so heavily.
The formula behind every expected loss result.
Strategy-driven RTP vs pure-chance keno.
Responsible Gaming
This content is for educational purposes only. Gambling involves real financial risk and can be addictive. The house always has a mathematical advantage—there is no guaranteed winning strategy.