PropLab Tools & Guides

How-to guides for every PropLab tool: Prop Evaluator, Backtest Lab, Matchup Analyzer, Model Builder, and more — written for sharps and recreational bettors alike.

Expected Value Calculator for NBA Props | PropLab
Expected Value (EV) is the single most important metric in sports betting. It tells you the average profit or loss per dollar wagered if you placed the same bet thousands of times. Learning to calculate EV helps you identify profitable betting opportunities and avoid negative-expectation traps.
Kelly Criterion for NBA Prop Betting | PropLab
The Kelly Criterion is a mathematical formula for calculating the optimal bet size based on your edge and the odds. Used correctly — with fractional Kelly to control volatility — it is one of the most principled bankroll management tools available to prop bettors.