Blackjack

A house-built blackjack table with fixed rules; the edge depends on those rules and on play. 18 of the casinos we read run their own blackjack; the table shows the house edge each advertises next to the RTP we observed over 7 days.

Casinos running blackjack7d · 3 advertised figures outside the 95% band

CasinoAdvertised RTPObserved RTPDev.BetsMethodCheck
Gamdom99.43%96.36%±3.99−1.5σ379Kbetswithin the band
Housebets99.43%89.11%±18.7−1.1σ101Kbetswithin the band
SkinRave—95.80%±2.56—83.7Kbetswithin the band
Rainbet99.60%103.54%±17.6+0.4σ80.3Kbetswithin the band
Roobet—97.09%±5.99—57Kbetswithin the band
Shuffle99.48%98.11%±3.91—51.8Kbetswithin the band
Duel99.90%101.15%±11.4+0.2σ43.6Kbetswithin the band
Duelbits99.29%94.52%±4.42−2.1σ38.6Kbetsadvertised 99.29% is outside the 95% band
CSBattle—95.68%±4.82—38.4Kbetswithin the band
Stake98.80%95.62%±7.27—31.1Kbetswithin the band
Acebet99.50%6.26%±1.68−108.8σ14.6Kbetsadvertised 99.50% is outside the 95% band
Yeet99.56%109.55%±4.83+4.0σ13.6Kbetsadvertised 99.56% is outside the 95% band
Chips99.00%99.76%±4.72+0.3σ9,455betswithin the band
Goated—103.48%±17.5—5,946betswithin the band
BC.Game99.00%90.74%±9.11−1.8σ4,021betswithin the band
Shock99.49%95.10%±25.9−0.3σ3,639betswithin the band
CoinCasino—164.56%±8.78—2,418betswithin the band
Spartans99.50%41.34%±33.8—209 bets · below minbetssample too small to check
bets: RTP from the bets in the sampled public feed. rounds: RTP from the game's complete public round history, so no sampling. A flagged row only says the two figures disagree at 95% confidence; it says nothing about the next round.How we measure →

When players play7d · sampled bets by UTC hour and weekday, since 4 Nov 2026

MonTueWedThuFriSatSun
Busiest hour: Wed 22:00–23:00 UTC with 14,332 bets; busiest time of day: 21:00–22:00 UTC; busiest day: Thu. Observed on the public feeds we read, a sample: when people were seen playing, not when anyone should. Hours are UTC.

Biggest winson blackjack, all casinos, 7d

BlackjackStake Originals$995K995,000 USDC$1.99Medge 0.6% · exp. −$5,6722.00x
Blackjack 25Stake Originals$760K760,000 USDC$1.71M2.25x
BlackjackDuel OriginalsTheGoober$500K500,000 USD$1Medge 0.1% · exp. −$5002.00x
Salon Privé Blackjack EStake Originals$394K394,394 USDT$808K2.05x
Blackjack 25Stake Originals$411K5.4161 BTC$801K1.95x
BlackjackRoobet OriginalsClausthaler$400K400,000 USD$800K2.00x
BlackjackRoobet Originals$400K400,000 USD$800K2.00x
BlackjackRoobet OriginalsBarkerboy$188K187,840 USD$712K3.79x
BlackjackRoobet Originals$188K187,840 USD$712K3.79x
Blackjack 25Stake Originals$260K260,000 USDC$707K2.72x