Calculators
More betting tools
3 tools that are not classic odds calculators. Nothing you enter leaves your browser.
All pages in this section
Bet journal & Kelly
Log your bets in the browser, track profit, ROI and losing runs, and see what the Kelly criterion says about stake size, with its risks.
50/50 draw odds
Oilers, Leafs or charity 50/50: enter tickets sold and your tickets to see your chance to win, a one-in figure and the expected prize per dollar.
Football squares
Super Bowl squares: how often each box hits by quarter in football score data, the most and least common digit pairs, and the chance of your boxes.