NFLBetting tools

The same math the models use — de-vig, hold, expected value, and odds conversion. Everything updates as you type.

Odds converter

Decimal
1.91
Implied probability
52.4%
Profit per $100
$90.91

De-vig & hold

Enter both sides of a market to strip the vig and see the true (fair) prices and the book's hold.

Fair A
54.3% · -119
Fair B
45.7% · +119
Hold (vig)
4.14%

Expected value

Your estimated win probability against the price you're getting.

Expected value
+8.0%
Break-even win %
50.0%
Per $100 long-run
+$8.00