Betting Tools
Free calculators to help you bet smarter
Parlay Calculator
Calculate potential payouts for multi-leg parlays
$
Parlay Legs
2 Legs
1
2
Total Odds
--
To Win
$0.00
Total Payout
$0.00
Implied Probability
0.00%
Hedge Calculator
Lock in guaranteed profit or minimize losses
How it works: Enter your original bet details and the current odds available on the opposite outcome to calculate your optimal hedge.
$
Recommended Hedge
$0.00
Total at Risk
$0.00
If Original Wins
$0.00
If Hedge Wins
$0.00
Guaranteed Profit
$0.00
Expected Value
Determine if a bet has positive expected value
📊 Implied Probability Calculator
What does the book think? Enter odds to see their implied probability.
Implied Probability
--
If you think the true probability is higher than the implied, the bet has +EV.
🎯 Expected Value Calculator
Compare your estimated probability to the odds to find +EV bets.
%
Enter odds from a sharp book or your model to calculate the implied probability, then use it above.
Implied Prob
--%
Or remove the vig: Enter both sides to get true probability.
Side A True Prob:
--%
Side B True Prob:
--%
Total Hold/Vig:
--%
$
Expected Value
--
Enter odds and probability
EV per $100 Wagered
$0.00
EV on Your Stake
$0.00
Implied Probability
0.00%
Breakeven Win Rate
0.00%
Edge vs. Book
0.00%
Breakeven Calculator
Find the win rate needed to break even at any odds
Why it matters: At -110 odds, you need to win 52.4% of your bets just to break even. This tool shows you the required win rate for any odds.
Breakeven Win Rate
--
Enter odds above
Decimal Odds
--
Implied Probability
--
Profit per $100 if Win
--
Common Odds Reference
-110
52.38%
-115
53.49%
-120
54.55%
+100
50.00%
+150
40.00%
+200
33.33%