32 free sports stat calculators
Type in a stat line.
Get the stat.
Enter the numbers from any game — completions, innings, shots, strokes — and get the rating, average or percentage back, worked out the way the league does it. Free, no sign-up.
Example line — change any number
Rating146.7
Passer rating runs from 0 to 158.3. Higher is better.
Open the full QB Passer Rating Calculator →Every calculator uses the published formula — baseball's rulebook ERA, the NFL's passer rating, golf's World Handicap System — shows it on the page and links to the source.
Pick your sport
Baseball →
- ERA CalculatorERA = (Earned Runs ÷ Innings Pitched) × 9
- WHIP CalculatorWHIP = (Walks + Hits) ÷ Innings Pitched
- Batting Average CalculatorAVG = Hits ÷ At Bats
- OPS CalculatorOPS = OBP + SLG
- Fielding Percentage CalculatorFPCT = (Putouts + Assists) ÷ (Putouts + Assists + Errors)
- Slugging Percentage CalculatorSLG = (1B + 2×2B + 3×3B + 4×HR) ÷ At Bats
- OBP CalculatorOBP = (Hits + Walks + HBP) ÷ (At Bats + Walks + HBP + Sacrifice Flies)
- Innings Pitched CalculatorTrue Innings = Whole Innings + (Outs Digit ÷ 3)
- Strikeout-to-Walk Ratio CalculatorK/BB = Strikeouts ÷ Walks
- BB/9 CalculatorBB/9 = (Walks ÷ Innings Pitched) × 9
- K/9 CalculatorK/9 = (Strikeouts ÷ Innings Pitched) × 9
- Little League Pitch Count CalculatorDaily pitch max and required rest days, by league age (Regulation VI table)
Basketball →
- True Shooting Percentage CalculatorTS% = Points ÷ (2 × (FGA + 0.44 × FTA)) × 100
- Effective Field Goal Percentage CalculatoreFG% = (FGM + 0.5 × 3PM) ÷ FGA × 100
- Assist-to-Turnover Ratio CalculatorAST/TOV = Assists ÷ Turnovers
- Game Score CalculatorGmSc = PTS + 0.4×FG − 0.7×FGA − 0.4×(FTA−FT) + 0.7×ORB + 0.3×DRB + STL + 0.7×AST + 0.7×BLK − 0.4×PF − TOV
Golf →
- Course Handicap CalculatorCourse Handicap = Handicap Index × (Slope Rating ÷ 113) + (Course Rating − Par)
- Score Differential CalculatorScore Differential = (113 ÷ Slope Rating) × (Adjusted Gross Score − Course Rating − PCC)
- Handicap Index CalculatorHandicap Index = (avg of lowest N differentials + adjustment) × 0.96
- Scoring Average CalculatorScoring Average = Total Strokes ÷ Rounds Played
Soccer →
- Goals + Assists per 90 Minutes CalculatorG+A/90 = (Goals + Assists) ÷ Minutes Played × 90
- Pass Completion Percentage CalculatorPass Completion % = Completed Passes ÷ Attempted Passes × 100
- Clean Sheet Percentage CalculatorClean Sheet % = Clean Sheets ÷ Matches Played × 100
- Shot Accuracy CalculatorShot Accuracy % = Shots on Target ÷ Total Shots × 100