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Set your odds, probability and bankroll, then click Calculate.
AI analyst, EV calculator, odds converter, bet tracker, arbitrage, hedging β everything a serious bettor needs, all in one place, all free. Built for US, UK & Canada.
Set your odds, probability and bankroll, then click Calculate.
Enter odds in any format above.
Enter both sides of any two-outcome market.
Enter the best odds for each outcome from different books.
Enter your original bet and the hedge odds to see the optimal stake.
Select the sport, position, and injury details above.
Enter two alternate lines and your probability estimate.
Enter your projection and variance, set the prop line, and run 10,000 simulations to find the true probability β and whether the book's price has value.
Master line shopping, CLV, bankroll management and finding value before the market closes. Essential for US, UK & Canada bettors.
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Log every bet with sport, odds, stake and result. Running W/L record, ROI, and net profit β stored locally in your browser, 100% private. Export to CSV anytime.
Find guaranteed-profit arb opportunities between books β including 3-way soccer markets. Hedge calculator locks in profit or minimises loss on any live bet.
Serious bettors don't use one tool β they use many. OddsProbe consolidates everything into a single free platform: AI analysis, math calculators, odds conversion, bet tracking, and advanced tools like arbitrage and hedging. 87% of sports betting now happens on mobile, which is why every tool here is designed mobile-first β no zoom required, no horizontal scrolling.
Most bettors evaluate a bet by asking "will this team win?" The right question is "does this line have positive expected value?" EV is the average outcome over thousands of identical bets. If you bet every -EV bet you'll ever make, you'll lose money over time regardless of short-term results. If you only bet +EV, you'll profit over time regardless of short-term variance. Our EV calculator shows you exactly where you stand on any bet.
Most bettors think they're winning. Very few actually track the numbers. A disciplined bet log forces honest accounting: your true win rate, true ROI by sport, true profit by bookmaker. The OddsProbe tracker stores everything locally β no server, no account, completely private β and calculates running statistics automatically. The CSV export means your data is always safe and portable.
True arbs are rare and close fast β usually within minutes of appearing. But for bettors who line-shop across multiple books, they appear regularly. Our arb calculator now supports 3-way markets (Home / Draw / Away) which is essential for EPL, La Liga, and Champions League betting. When an arb exists, it shows exact stakes for a guaranteed profit regardless of result.