Sports and Fitness

  • Baseball Caught Stealing Percentage Calculator
    Calculate a baseball catcher's caught stealing percentage (throw-out rate) by dividing runners thrown out by total stolen base attempts. Universal baseball stat.
  • Baseball Stolen Base Success Rate Calculator
    Calculate a baseball or softball runner's stolen base success rate (SB%) from stolen bases and caught stealing. Get the decimal rate and percentage instantly.
  • Baseball Fielding Percentage Calculator
    Calculate a baseball or softball fielding percentage from putouts, assists, and errors. Free, instant tool using the standard MLB formula, rounded to 3 decimals.
  • Baseball Strikeout Rate (K/9) Calculator
    Calculate a pitcher's K/9 strikeout rate from innings pitched and total strikeouts. Handles partial innings (thirds) and rounds to two decimals.
  • Baseball Winning Percentage Calculator
    Calculate a team's or player's winning percentage from wins and losses. Shows the baseball-style three-decimal average (e.g. .643) and the equivalent percent.
  • Soccer League Standings Calculator
    Build a soccer/football league standings table. Enter each team's W-D-L and goals to rank by points, then goal difference and goals scored.
  • Golf Calories Burned Calculator
    Estimate calories burned playing golf from your body weight, time, and METs intensity using the standard METs energy-expenditure formula. Works worldwide.
  • Tennis Calories Burned Calculator
    Estimate the calories (kcal) burned playing tennis from your body weight and playing time using the MET method. Choose singles, doubles, or general play.
  • Goalkeeper Goals Against Average (GAA) Calculator
    Calculate a goalkeeper's Goals Against Average (GAA) — goals conceded per full game — for soccer, ice hockey, water polo, lacrosse and field hockey.
  • Baseball Slugging Percentage (SLG) Calculator
    Calculate a baseball or softball batter's slugging percentage (SLG) from singles, doubles, triples, home runs and at-bats, or from total bases directly.
  • Running / Marathon Finish Time from Pace Calculator
    Estimate your marathon or run finish time from a per-km pace, with up to 3 mid-race pace changes (slow down or speed up). Uses kilometers (metric).
  • Barrel Twist Rate Calculator
    Calculate the ideal barrel twist rate for a bullet using the classic Greenhill formula. Enter bullet diameter and length to get inches per turn.
  • Swimming Calorie Burn Calculator
    Estimate calories burned swimming using the MET formula. Pick your stroke and intensity, enter time and body weight to get kcal burned instantly.
  • Baseball Batting Average Calculator
    Calculate a baseball player's batting average from hits and at-bats. Hits divided by at-bats, rounded to 3 decimals (e.g. .300). Used in MLB, NPB worldwide.
  • Baseball ERA (Earned Run Average) Calculator
    Calculate a baseball pitcher's ERA (Earned Run Average) from innings pitched, partial-inning outs, and earned runs. Standard 9-inning ERA, rounded to 2 decimals.
  • Baseball On-Base Percentage (OBP) Calculator
    Calculate a baseball or softball batter's On-Base Percentage (OBP) from at-bats, hits, walks, hit-by-pitch and sacrifice flies. Result shown to 3 decimals.
  • Baseball Games Behind (GB) Calculator
    Calculate Games Behind (GB) in baseball standings from each team's wins and losses. Standard MLB/NPB formula: GB = ((leader diff) - (trailer diff)) / 2.
  • Golf Olympic Game Points Calculator
    Tally each golfer's points in the "Olympic" putting side-game, then rank players, find the top score and total pot. Enter 3-12 players' 18-hole totals.
  • Tennis Flat Serve Net Clearance Calculator
    Compute the allowable target window above the net center for a flat tennis serve to clear the net and land in the service box. Universal ITF court dimensions.
  • Peoria Golf Handicap Calculator
    Calculate a one-day golf competition handicap with the Peoria, Double (New) Peoria, or New-New Peoria hidden-hole method. Assumes course par 72, 80% allowance.
  • Navy PRT Calculator
    Estimate your US Navy PRT score from plank, push-ups, and 1.5-mile run. Get per-event scores plus an overall average score and fitness category.
  • Air Force PT Calculator
    Estimate your US Air Force PT test score from push-ups, sit-ups and 1.5-mile run time. See your total points and whether you pass (75+).
  • Earned Run Average (ERA) Calculator
    Calculate a baseball pitcher's ERA from earned runs and innings pitched. ERA = (earned runs / innings pitched) × 9. Free, fast, and accurate.
  • Three-Way Playoff (Tomoe-sen) Win Probability Calculator
    Compute each contestant's chance of winning a three-way sumo playoff (tomoe-sen, Japan). Fair case gives 5/14, 5/14, 4/14; supports uneven strengths.

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