Sports and Fitness

  • Walking / Hiking Calories Burned Calculator
    Estimate calories burned walking or hiking using the MET formula. Enter your weight, duration, and pace to see kcal burned per session, minute, and hour.
  • Pressure Altitude Calculator
    Calculate pressure altitude from field elevation and altimeter setting (inHg) using the standard 29.92 reference. Fast, accurate aviation tool for pilots.
  • Headwind & Crosswind Component Calculator
    Calculate headwind, tailwind and crosswind components from wind speed, wind direction and runway heading. Free aviation wind component calculator.
  • Keto Macro Calculator
    Calculate your daily keto macros in grams. Enter calories and your fat/protein/carb percentages to get fat, protein and carb targets for a ketogenic diet.
  • Chess Elo Rating Change Calculator
    Calculate your new chess Elo rating after a game. Enter ratings, result and K-factor to see expected score, win probability and rating change.
  • Pace Calculator
    Free pace calculator: enter your time and distance to find your running pace per mile or kilometer plus your average speed in mph or km/h.
  • ACFT Plank (PLK) Score Calculator
    Convert your ACFT Plank (PLK) hold time to a 0–100 point score. US Army standard: 0:40 = 60 pts (pass), 3:35 = 100 pts (max).
  • ACFT Sprint-Drag-Carry (SDC) Score Calculator
    Convert your Army Combat Fitness Test Sprint-Drag-Carry time into a 0-100 ACFT point score (US Army). 60 points to pass, 100 at 1:33.
  • ACFT Hand-Release Push-Up (HRP) Score Calculator
    Estimate your ACFT Hand-Release Push-Up (HRP) score for the US Army. Convert reps in 2 minutes to 0-100 points using the standard scale.
  • ACFT Deadlift (MDL) Score Calculator
    Calculate your ACFT 3-rep max deadlift (MDL) score (US Army). 140 lb = 60 pts, 340 lb = 100 pts, interpolated linearly on the 0-100 scale.
  • ACFT Standing Power Throw (SPT) Score Calculator
    Convert your ACFT Standing Power Throw distance (10-lb ball, meters) into a 0-100 point score. US Army fitness test. Min 4.5 m to pass.
  • Ten-Pin Bowling Score Calculator
    Calculate your ten-pin bowling score frame by frame. Handles strike and spare bonuses automatically across all 10 frames, max score 300.
  • Steps to Distance Calculator
    Convert your step count into distance in miles or kilometers. Estimates stride length from your height and gender for an accurate walking distance.
  • Calories in Macros Calculator
    Convert grams of protein, carbohydrates and fat into calories. Calculate total kcal and macro percentage breakdown using the 4-4-9 Atwater factors.
  • Pace to Speed Converter
    Convert running pace in minutes per kilometre to speed in km/h (and mph). Enter your min/km pace and instantly see your running speed.
  • Calories Burned Weightlifting Calculator
    Estimate the calories you burn weightlifting using your body weight, workout duration and intensity (MET). Free, instant and based on the standard MET formula.
  • Marathon Pace Calculator
    Convert your marathon goal finish time into the exact pace per km or mile you need to run. Free pace chart calculator with average speed.
  • Percentage of 1RM Calculator
    Calculate your working weight as a percentage of your one-rep max (1RM). Enter your 1RM and target percent to get the exact training load plus a full % table.
  • Calories Burned Swimming Calculator
    Estimate calories burned swimming by stroke, body weight and duration using the standard MET formula. Free, instant, and works for any swimmer.
  • Free Throw Percentage Calculator
    Calculate your free throw percentage (FT%) instantly. Enter free throws made and attempted to get your shooting efficiency from the line.
  • Field Goal Percentage Calculator
    Calculate field goal percentage (FG%) instantly. Enter field goals made and attempted to find your shooting accuracy as a percentage.
  • Gear Inches Calculator
    Calculate bicycle gear inches from wheel diameter, chainring and rear cog teeth. Compare gearing, ratio and metres of development per pedal stroke.
  • Miles Per Hour Pace Calculator
    Free pace calculator: enter distance and time to get your pace per mile and per kilometer plus speed in mph and km/h. Works for running, walking, cycling.
  • 1RM Percentage Table Calculator
    Generate a full squat or deadlift 1RM percentage chart. Enter your one-rep max to get training weights from 50% to 100% instantly.

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