Online casino games are tested through independent third-party audits and mathematical certification.
The process typically includes:
- RNG certification – Random Number Generators are tested to ensure outcomes are statistically random and unbiased.
- Return-to-Player (RTP) verification – Theoretical payout percentages are validated through large-scale simulations.
- Statistical distribution analysis – Millions of game rounds are analyzed to confirm expected probability patterns.
- Ongoing compliance audits – Licensed operators undergo periodic reviews to maintain certification.
Independent testing laboratories commonly involved in game certification include:
eCOGRA
iTech Labs
GLI
BMM Testlabs
Additionally, licensed casinos operate under regulatory oversight. Major gambling regulators require fairness audits as a condition of licensing, such as:
UK Gambling Commission
Malta Gaming Authority
Testing does not guarantee individual wins. It confirms that game outcomes follow approved mathematical models over the long term.