Resources
Tools and strategy guides for bettors who take the math seriously.
Calculators & Tools
3 tools · 3 liveKelly Criterion Calculator
Distribute your weekly bankroll across positive-edge games using full, half, or quarter Kelly sizing. Normalized or raw allocation.
Open calculatorVig / No-Vig Calculator
Strip the sportsbook's juice to see the true implied probability on each side. Know exactly what fair odds look like before you bet.
Open calculatorHedging Calculator
Calculate the optimal hedge amount to lock in a guaranteed profit or minimize loss on an open position when the line moves in your favor.
Open calculatorStrategy Guides
7 guides · 7 liveValue Betting
What edge actually means, how to identify it, and why it's the only thing that matters long-term.
Read guideLine Shopping
Why getting –105 instead of –110 consistently is worth more than a 1% improvement in win rate.
Read guideVig & Juice Explained
Understanding the true cost of betting and how to calculate fair odds from any line.
Read guideFixed Unit vs. Kelly Criterion
The tradeoffs between flat betting and Kelly sizing — and which approach fits your risk tolerance.
Read guideClosing Line Value (CLV)
The single best metric for evaluating whether your betting process is profitable over the long run.
Read guideMiddling & Arbitrage
How to exploit line movement across books to create guaranteed profit windows or two-way opportunities.
Read guideHedging: When to Take Chips Off the Table
The math behind hedging, when locking profit makes sense, and when it's just fear costing you EV.
Read guide