About ToolsGambling
Transparent methodology, verified calculations, and the expert behind the code. Learn how we ensure accuracy and maintain independence.
Evgeny Volkov
Fullstack Developer
About the Expert
Fullstack developer with a background in mathematics. I build the calculators and game-style tools on ToolsGambling, and I know the probability math behind betting and casino games.
Now I use this experience to create transparent tools that put mathematics on the player's side. My goal is to demystify the industry and help players make decisions based on numbers, not emotions or marketing promises.
Anatoly Kolchurin
iGaming Operations Analyst β’ 8+ Years in Casino & Sportsbook Operations
About the Expert
8 years on the operator side β from risk analysis at Betsson Group to live casino operations at Evolution Gaming. Managed sportsbook margins, audited RTP compliance, and built payout monitoring systems. Now applies insider knowledge to build tools that reveal the real math operators don't want you to see.
I've sat on the operator side. I know exactly how margins are set β and where the value leaks through.
01 Our Methodology
How We Calculate
All our calculators use industry-standard mathematical formulas that are transparent and verifiable. We don't use hidden biases or manipulated algorithms.
- >Kelly Criterion for optimal bet sizing based on peer-reviewed mathematical research
- >Standard probability formulas for odds conversion and implied probability
- >ROI, Yield, and Expected Value calculations using accepted industry methodology
- >Arbitrage detection using mathematical models proven by professional bettors
Verification Process
Every formula is tested against known results from academic sources and industry standards. We regularly audit our calculations to ensure continued accuracy. Our last comprehensive audit was completed in February 2026. Additionally, we perform algorithm reviews whenever bookmaker rules or industry calculation standards change to ensure our tools remain current and accurate.
No Hidden Biases
Unlike some calculators that favor specific bookmakers or casinos, our tools are completely neutral. We have no financial incentive to manipulate results. The mathematics speaks for itself.
Affiliate Disclosure
ToolsGambling may receive compensation from bookmakers and casinos featured on our site through affiliate partnerships. This helps us keep all calculators free for everyone.
Important: Our affiliate relationships never influence our calculator results or tool recommendations. The mathematical formulas remain completely independent and unbiased. We only partner with licensed, reputable operators.
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