NFL Analytics Tools & Calculators

Free interactive tools for football analytics, sports betting, and fantasy football. Calculate EPA, evaluate fourth down decisions, model win probability, and more.

Core Analytics Tools

Expected Points (EP) Calculator

Calculate the expected points value for any down, distance, and field position situation.

Expected Points: --

Learn about EPA in Chapter 9 →

Fourth Down Decision Calculator

Should you go for it, punt, or kick a field goal? Calculate the expected value of each decision.

Recommendation: --
Go for it EV: --
Punt EV: --
Field Goal EV: --

Learn about fourth down analytics in Chapter 22 →

Win Probability Calculator

Estimate win probability based on score, time, and game situation.

Win Probability: --

Learn about win probability in Chapter 25 →

Sports Betting Tools

Betting Expected Value Calculator

Calculate the expected value of a bet based on your estimated probability vs. the odds.

Expected Value: --
Implied Probability: --
Edge: --

Kelly Criterion Calculator

Calculate optimal bet size using the Kelly Criterion for bankroll management.

Full Kelly: --
Half Kelly (recommended): --
Quarter Kelly (conservative): --

Odds Converter

Convert between American, decimal, and fractional odds formats.

Fantasy Football Tools

Target Share Projector

Project fantasy points based on target share and team passing volume.

Targets/Game: --
Receptions/Game: --
Yards/Game: --
PPR Points/Game: --

Learn about target share in Chapter 7 →

Touchdown Regression Calculator

Identify positive or negative TD regression candidates based on red zone usage.

Expected TDs: --
TD Rate: --
Regression: --

Data Resources

nflfastR

Play-by-play data with EPA for R users

Visit nflfastR →

nflverse

Complete NFL data ecosystem

Visit nflverse →

Pro Football Reference

Traditional statistics and historical data

Visit PFR →

NFL Next Gen Stats

Official tracking data and advanced metrics

Visit NGS →