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Best Free Sports Calculators & Stat Tools

Crunch the numbers for any sport. Work out a golf handicap, score a bowling game, calculate baseball ERA, batting average and OPS, basketball shooting percentages, powerlifting Wilks and DOTS, and pacing splits. Free, accurate and instant in your browser. All 22 tools below are free, run in your browser, and need no sign-up.

Golf Handicap CalculatorEnter your recent score differentials and get your handicap index using the World Handicap System average method.Golf Score Differential CalculatorTurn an adjusted gross score, course rating and slope into a WHS differential in one click.Bowling Score CalculatorEnter your rolls frame by frame and get a running score with correct strike and spare bonuses.Baseball ERA CalculatorEnter earned runs and innings pitched to get a pitcher earned run average using the standard nine inning formula.Batting Average CalculatorDivide hits by at bats to get a three digit average, plus a quick read on where it ranks.Slugging Percentage CalculatorEnter singles, doubles, triples and home runs against at bats to get SLG and total bases.On Base Percentage CalculatorEnter hits, walks, hit by pitch and plate appearances to get on base percentage the correct way.OPS CalculatorAdd on base percentage and slugging percentage to get OPS, the popular all in one offensive rating.NFL Passer Rating CalculatorEnter completions, attempts, yards, touchdowns and interceptions for the official quarterback rating.Fantasy Football Points CalculatorEnter yards, touchdowns and turnovers to score a player in standard, half PPR or full PPR.Basketball Shooting Percentage CalculatorGet field goal, three point, free throw, effective and true shooting percentages from your makes and attempts.Points Per Game CalculatorDivide total points by games played to get a per game scoring average for any sport, plus a season projection.Wilks Score CalculatorEnter bodyweight and total lifted to get a Wilks score that compares strength across weight classes.DOTS Score CalculatorEnter bodyweight and total to get a DOTS coefficient score, the modern replacement for Wilks.Barbell Plate Loading CalculatorEnter a target weight and bar weight to see exactly which plates to load on each side of the bar.Darts Checkout CalculatorEnter your remaining score in 501 and see a valid three dart finish that ends correctly on a double.Cycling Power to Weight CalculatorDivide your FTP by body weight to get watts per kilogram and see your rider category.Swimming Pace CalculatorEnter a swim time and distance to get your pace per 100 meters or 100 yards plus average speed.40 Yard Dash Speed CalculatorConvert a forty time into average miles per hour and kilometers per hour to see your sprint speed.Vertical Jump Power CalculatorEnter jump height and body weight to estimate peak leg power in watts.Marathon Split CalculatorEnter a goal finish time to get even and negative split pacing for every 5K and the half marathon mark.Race Split Time CalculatorEnter a target finish time and race distance to get an even pace and the clock time at every split.

Frequently asked questions

Are these tools free?

Yes. Every tool in this toolkit is completely free, with no sign-up and no usage limits.

Do these tools work on mobile?

Yes. They run in any modern web browser on phone, tablet or desktop, with nothing to install.

Is my data private?

Yes. These tools run entirely in your browser, so nothing you enter is uploaded to a server.

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