Vig Calculator

Calculate no-vig fair odds by removing the house edge from betting markets. Find the true implied probabilities and fair odds for accurate betting analysis.

Market Odds

Side A Odds First side of the betting market

Side B Odds Second side of the betting market

Odds Format

Market Information (Optional)

Side A Description Optional description for reference

Side B Description Optional description for reference

No-Vig Fair Odds Results

Market Analysis

Total Probability: -

Vig Percentage: -

House Edge: -

Implied Probabilities (With Vig)

Side A Probability: -

Side B Probability: -

Probability Sum: -

Fair Probabilities (No Vig)

Side A Fair Probability: -

Side B Fair Probability: -

Fair Probability Sum: -

No-Vig Fair Odds

Side A Fair Odds: -

Side B Fair Odds: -

Fair Market: -

Value Analysis

Side A Value: -

Side B Value: -

Market Efficiency: -

Comparison

Original Market: -

Fair Market: -

Vig Removed: -

Vig Calculator Tips

🎯 What is Vig?

Vig (vigorish) is the house edge built into odds. It's how sportsbooks make money regardless of the outcome.

📊 Fair Odds

No-vig odds represent the true implied probabilities without the house edge. These add up to exactly 100%.

✅ Finding Value

Compare available odds to fair odds to identify positive expected value (+EV) betting opportunities.

💰 Market Analysis

Use fair odds to compare markets across different sportsbooks and find the best available prices.