Betting Tools

Free, open tools to sharpen your tennis betting. From bet sizing to odds conversion, everything you need in one place.

Kelly Criterion Calculator

Calculate optimal bet sizing using the Kelly criterion. Input market odds and your fair probability to get full, half, and quarter Kelly recommendations.

Open tool →

Odds Converter

Convert between American, decimal, fractional, and implied probability formats instantly. Essential reference for comparing lines across sportsbooks.

Open tool →

Coming Soon

+EV Bet Finder

Compare TennisForecast projections against live sportsbook odds to find positive expected value bets across all ATP and WTA matches.