Provably Fair Blockchain Gaming
13 casino games, sports betting, and progressive jackpots — all verified on-chain with transparent odds and instant $JACK withdrawals.
Every bet, every spin, every deal — cryptographically verified on Jack Chain. Don't trust us. Verify.
Random numbers generated using block hashes and cryptographic seeds. No server manipulation possible.
House edge published for every game. Smart contract logic is open-source and auditable by anyone.
Verify any result yourself. Each game round produces a hash you can independently check on the blockchain.
All game outcomes are permanently recorded on Jack Chain. Results cannot be altered or deleted after the fact.
e3b0c44298fc1c149afbf4c8996fb924...
a7ffc6f8bf1ed76651c14756a061d662...
0x4a2c8f1e9d3b5a7c6e0f2d4b8a1c3e5...
SHA256(server + client + block) = verified ✅
From classic table games to modern crypto favorites. Every game is provably fair on Jack Chain.
Classic 21 card game
European roulette wheel
Texas Hold'em
Punto Banco
Dice game
Multi-line slot machine
Number lottery
Classic bingo
Prize wheel
Multiplier crash game
Hi-Lo dice rolling
Ball drop game
Minesweeper betting
Bet on your favorite sports with live odds, in-play markets, and instant $JACK payouts — all on-chain.
Premier League, La Liga, Champions League & more
NBA, EuroLeague, FIBA World Cup
Grand Slams, ATP, WTA tournaments
MLB, World Series, international leagues
UFC, Bellator, championship bouts
CS2, Dota 2, League of Legends, Valorant
Every bet feeds the jackpot. One lucky spin could change everything.
A small percentage of every bet across all 13 games is added to the progressive jackpot pool. The jackpot can be triggered randomly on any bet — the larger your bet, the higher your chance.
From wallet to winnings in minutes. No KYC, no delays.
Connect your Jack Chain wallet to Jackass Casino. Supports desktop and mobile wallets.
Deposit $JACK tokens to your casino balance. Instant deposits with on-chain confirmation.
Pick from 13 provably fair casino games or place a sports bet. Something for everyone.
Every game outcome is verified on-chain. Fair odds, transparent results, real winnings.
Withdraw your winnings anytime. No delays, no limits, no fees. Your keys, your crypto.
The more you play, the more you earn. Climb the tiers and unlock exclusive rewards.
Beyond the casino — 21 play-to-earn games, a Cyber City metaverse, and competitive multiplayer on Jack Chain.
Jackina is the play-to-earn gaming hub of the Jack Chain ecosystem. Earn $JACKS rewards across 21 games, compete in ranked seasons, and explore the Cyber City metaverse.
🏆 Earn $JACKS: 1 JACK/game · 5 JACK personal best · 10 JACK top-10 · 50 JACK #1 · 20 JACK multiplayer win
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