A provably fair slot machine with 3-reel and 5-reel modes. Spin the reels and match symbols across paylines to win. Every outcome is determined by HMAC-SHA256 before you bet — the animation is purely visual.
Edge: 4.00%·Provably Fair
1Set your bet amount using the input field or the half/double buttons.
2Choose between 3-reel (5 paylines) or 5-reel (20 paylines) mode.
3Click Spin. The outcome is determined instantly using provably fair RNG.
4Reels spin and stop one by one, revealing the result grid.
5Matching symbols on active paylines award multiplied payouts.
6For 5-reel mode, matches count from left to right (minimum 3 in a row).
