Value Bet Calculator

Find positive expected value betting opportunities

EV Calculation Edge Detection +EV Indicator

Bookmaker Odds

Bookmaker's Implied Probability: 50.0%

Your Estimated Probability

%
Your estimated true probability

Stake Amount

Example Scenarios

Value Analysis

This IS a value bet!

Edge: +5%

Expected Value

+$10

EV per $1 Staked: +10%

Bookmaker's Implied Probability50%
Your Estimated Probability55%
Your Edge+5%

Value Bet Formula

EV = (P × Profit) - (Q × Stake)

P = your probability, Q = 1 - P, Profit = Stake × (Odds - 1)

How Value Betting Works

1

Estimate True Probability

Use your research and analysis to estimate the real chance of an outcome.

2

Compare to Bookmaker

If your probability is higher than the implied probability, you may have value.

Calculate Edge

The difference between your probability and implied probability is your edge.

Frequently Asked Questions

Free Value Bet Calculator for Finding +EV Bets

Our value bet calculator helps you identify profitable betting opportunities by calculating expected value. Enter the bookmaker's odds and your estimated probability to instantly see if you have an edge.

The calculator shows your expected value per bet, edge percentage, and clearly indicates whether the bet offers positive value. Perfect for bettors who want to find mathematically profitable opportunities.

Value betting is the foundation of profitable sports betting. Our free calculator helps you analyze any bet in seconds. Find +EV bets, calculate your edge, and make smarter betting decisions.