Tool

Provably fair verifier

Crypto casinos that run provably fair games commit to a hashed server seed before you play and reveal the seed afterwards. This tool recomputes both steps in your browser so you can confirm the result was locked in before your bet. New to the concept? Read our provably fair guide first.

Revealed server seedPre-round commitment (optional — the SHA-256 hash shown before you played)

Client seedNonce

Provably fair means the outcome was not altered after your bet — it does not mean the odds favour you. Every verified game still carries its built-in house edge. 18+ · Play responsibly.