Sports and Fitness

  • Field Goal Percentage Calculator
    Calculate basketball field goal percentage (FG%) instantly. Enter field goals made and attempted to get shooting efficiency as a percentage.
  • Running Calories by Distance Calculator
    Estimate the calories you burn running based on your body weight and the distance you cover. Quick, distance-based running energy expenditure calculator.
  • 2-Mile Run Pace Calculator
    Calculate your per-mile pace for the ACFT 2-mile run. Enter your total run time and instantly see your minutes-per-mile pace.
  • ACFT Two-Mile Run (2MR) Score Calculator
    US Army ACFT Two-Mile Run calculator. Enter your 2MR time to get an estimated 0–100 point score and see if you pass the 60-point minimum.
  • Arrow Spine Calculator
    Estimate the recommended arrow spine (deflection) from your draw weight, arrow length, point weight, and bow type. Free archery spine calculator.
  • Knots to MPH and KM/H Converter
    Convert knots to miles per hour and kilometers per hour instantly. Free aviation and marine speed converter using exact conversion factors.
  • ACFT Pass/Fail Calculator (US Army)
    US Army ACFT pass/fail checker. Enter your 6 event point scores to see if you pass: every event needs 60+ points and a 360+ total.
  • Running Speed Calculator
    Calculate your running speed in mph and km/h from distance and time. Free running speed calculator that also shows your pace per mile.
  • Army BMI Calculator (AR 600-9)
    Calculate your Body Mass Index using the US Army AR 600-9 method. Enter weight in pounds and height in inches for an instant BMI and category.
  • Calories Burned Running Calculator
    Estimate calories burned running by distance and body weight. Free running calorie calculator using kcal = 0.75 × kg × km (≈ 0.53 × lb × miles).
  • Bench Press / Lift Percentage Calculator
    Calculate your working weight for bench press, squat or any lift as a percentage of your one-rep max (1RM). Fast % of 1RM training weight tool.
  • VO2 Max from Resting Heart Rate Calculator
    Estimate your VO2 max from resting heart rate and age using the Uth-Sørensen formula. Free, instant cardiovascular fitness calculator.
  • Army Basic Pay Calculator (US)
    US Army pay calculator: add monthly base pay (by rank & years of service), BAH, and BAS to find total monthly and annual military pay.
  • VO2 Max Calculator from Run Time
    Estimate your VO2 max from a 12-minute Cooper run distance or from your max/resting heart rate ratio. Free aerobic fitness calculator.
  • BMR & Daily Calorie Calculator
    Calculate your BMR and daily calorie needs (TDEE) with the accurate Mifflin-St Jeor equation. Get maintain, lose, and gain calorie targets instantly.
  • Target Heart Rate Zone Calculator (Karvonen)
    Calculate your target heart rate training zone using the Karvonen formula based on age, resting heart rate, and exercise intensity percentage.
  • Army Promotion Points Calculator (US)
    US Army promotion points calculator for Sergeant (E-5) and Staff Sergeant (E-6). Add weapons, ACFT, awards, education and training points, capped at 800.
  • CrossFit / HIIT Calories Burned Calculator
    Estimate calories burned in a CrossFit WOD or HIIT session using the MET formula. Enter body weight, duration and intensity (MET 8–12).
  • Katch-McArdle BMR Calculator
    Estimate your basal metabolic rate with the Katch-McArdle formula based on lean body mass. Enter weight and body fat % to get daily resting calories.
  • Maximum Heart Rate Calculator (220 - Age)
    Estimate your maximum heart rate with the simple Fox formula (220 - age) and see your 50%-85% target training zones in bpm.
  • Pace to Speed Converter
    Convert running pace (min/mile) to speed (mph) and back instantly. Also shows km/h and min/km equivalents for easy treadmill and race planning.
  • One-Rep Max (1RM) Calculator
    Estimate your one-rep max (1RM) for deadlift, squat, or bench from reps and weight using the Epley and Brzycki formulas. Free, fast, and accurate.
  • Cooper 12-Minute Run Test Calculator
    Estimate your VO2 max from the Cooper 12-minute run test. Enter the distance covered in meters to get your aerobic fitness score instantly.
  • VO2 Max Estimate Calculator (Cooper Test)
    Estimate your VO2 max from the Cooper 12-minute run test. Enter meters covered in 12 minutes to get your aerobic fitness score in mL/kg/min.

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