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.
Free golf handicap index calculator. Enter your recent score differentials and get your handicap index using the World Handicap System average method.
Free golf score differential calculator. Turn an adjusted gross score, course rating and slope into a WHS differential in one click.
Free ten pin bowling score calculator. Enter your rolls frame by frame and get a running score with correct strike and spare bonuses.
Free baseball ERA calculator. Enter earned runs and innings pitched to get a pitcher earned run average using the standard nine inning formula.
Free baseball batting average calculator. Divide hits by at bats to get a three digit average, plus a quick read on where it ranks.
Free slugging percentage calculator. Enter singles, doubles, triples and home runs against at bats to get SLG and total bases.
Free OBP calculator for baseball. Enter hits, walks, hit by pitch and plate appearances to get on base percentage the correct way.
Free baseball OPS calculator. Add on base percentage and slugging percentage to get OPS, the popular all in one offensive rating.
Free NFL passer rating calculator. Enter completions, attempts, yards, touchdowns and interceptions for the official quarterback rating.
Free fantasy football points calculator. Enter yards, touchdowns and turnovers to score a player in standard, half PPR or full PPR.
Free basketball shooting calculator. Get field goal, three point, free throw, effective and true shooting percentages from your makes and attempts.
Free points per game calculator. Divide total points by games played to get a per game scoring average for any sport, plus a season projection.
Free Wilks calculator for powerlifting. Enter bodyweight and total lifted to get a Wilks score that compares strength across weight classes.
Free DOTS score calculator for powerlifting. Enter bodyweight and total to get a DOTS coefficient score, the modern replacement for Wilks.
Free barbell plate calculator. Enter a target weight and bar weight to see exactly which plates to load on each side of the bar.
Free darts checkout calculator. Enter your remaining score in 501 and see a valid three dart finish that ends correctly on a double.
Free cycling power to weight calculator. Divide your FTP by body weight to get watts per kilogram and see your rider category.
Free swimming pace calculator. Enter a swim time and distance to get your pace per 100 meters or 100 yards plus average speed.
Free 40 yard dash speed calculator. Convert a forty time into average miles per hour and kilometers per hour to see your sprint speed.
Free vertical jump power calculator using the Sayers formula. Enter jump height and body weight to estimate peak leg power in watts.
Free marathon split calculator. Enter a goal finish time to get even and negative split pacing for every 5K and the half marathon mark.
Free race split time calculator. Enter a target finish time and race distance to get an even pace and the clock time at every split.
Yes. Every tool in this toolkit is completely free, with no sign-up and no usage limits.
Yes. They run in any modern web browser on phone, tablet or desktop, with nothing to install.
Yes. These tools run entirely in your browser, so nothing you enter is uploaded to a server.