Fitness and sports Calculators: All 168 Tools
Every fitness and sports calculator on CalculatorHub, 168 in total, listed alphabetically. Each one is free, works in your browser with no signup, and shows the method it uses. Where a result depends on an external rate, standard or dataset, the supporting source is shown on the page with the date it was last checked. Prefer to search across all 6,718 calculators? Use the tool finder.
- 1RM Calculator (Lander Formula): Estimate Your One-Rep Max
- Acute-Chronic Workload Ratio Calculator
- Aerobic Power Output Calculator: VO2max and Watts
- Aerobic Threshold Calculator: Estimate AeT Heart Rate and Pace
- Age-Graded Performance Calculator: Compare Race Times by Age
- Age-Graded Race Performance Calculator
- Agility Score Calculator: T-Test and Illinois Agility Rating
- Altitude Training Adaptation Calculator: VO2max and Haemoglobin
- Anaerobic Capacity Calculator: Wingate-Based W' Estimate
- Anaerobic Power Wingate Calculator: Peak and Mean Power
- Anaerobic Threshold Calculator: AT Heart Rate and Pace
- Athletic Profile Calculator: Five-Component Athlete Assessment
- Balance Score Calculator: Single-Leg Stance Test Rating
- Barbell Plate Loading Calculator: Plates Per Side
- Baseball Batting Average Calculator: AVG, OBP, SLG, OPS
- Baseball ERA Calculator: Earned Run Average
- Baseball OPS Calculator: On-Base Plus Slugging
- Basketball PER Calculator: Player Efficiency Rating
- Basketball Shooting Stats Calculator: FT%, FG%, 3P%, PPG
- Batting Average Calculator: Hits Divided by At-Bats
- Beep Test VO2max Calculator: Estimate VO2max from 20m Shuttle Run
- Bench Press Strength Calculator: Rate Your Press by Body Weight
- Body Fat Calculator: US Navy Circumference Method
- Boxing Weight Class Calculator: Find Your Division
- Brzycki One-Rep Max Calculator
- Calorie Burn Calculator
- Calorie Deficit Calculator
- Calorie Intake Calculator: Daily Calorie Needs (BMR and TDEE)
- Calories Burned Calculator: MET-Based Energy Expenditure
- Calories Burned Exercise Calculator: MET-Based Calorie Counter
- Cameron Race Time Prediction Calculator
- Carbohydrate Loading Calculator
- Carbohydrate Loading Calculator: Pre-Race Carb Intake Target
- Competition Weight Calculator: Safe Weight Cut Planning
- Cooper Test Calculator: Estimate VO2max from 12-Minute Run
- Cooper Test VO2max Calculator: 12-Minute Run
- Coordination Score Calculator: Rhythm, Bilateral, and Eye-Hand Timing
- Creatine Loading Calculator: Loading Phase and Maintenance Dose
- Cricket Economy Rate Calculator: Runs Conceded Per Over
- Cricket Strike Rate Calculator: Batting and Bowling SR
- Critical Power Calculator: Two-Test CP and W'
- Critical Power Cycling Calculator (Two-Test Model)
- CrossFit Benchmark Calculator: Rate Your WOD Performance
- Cycling FTP Calculator: Estimate Functional Threshold Power
- Cycling Power-to-Weight Ratio Calculator: W/kg
- Cycling Speed Calculator: Average Speed and Calories Burned
- Deadlift Strength Calculator: Rate Your Deadlift by Body Weight
- Deload Week Calculator: Plan Your Reduced-Volume Recovery Week
- Duathlon Finish Time Calculator: Estimate Your Race Completion Time
- Elo Rating Calculator: R' = R + K(S - E) Formula
- Epley One-Rep Max Calculator
- Exercise Calorie Calculator
- Expected Goals (xG) Calculator: Sum Shot xG Values
- Fantasy Points Projection Calculator: NFL Scoring
- Fat Burning Zone Calculator: Optimal HR for Fat Loss
- Fat-Free Mass Index (FFMI) Calculator for Strength Athletes
- Fitness Test Battery Calculator: ACSM Health-Related Fitness Score
- Fitness-Fatigue Model Calculator: Banister
- Flexibility Score Calculator: Sit-and-Reach Percentile and Rating
- Floors Climbed Calories Calculator: Stair Climbing Calories Burned
- Foam Rolling Calculator: Self-Myofascial Release Volume
- FTP Calculator: Functional Threshold Power from 20-Min Test
- Glycogen Depletion Calculator: Estimate When You Will Hit the Wall
- Golf Handicap Index Calculator: USGA World Handicap System
- Grade Adjusted Pace Calculator
- Heart Rate Reserve Calculator: HRR and Karvonen Zones
- Heart Rate Training Zone Calculator: 5-Zone System with Karvonen Formula
- Heart Rate Variability Calculator: RMSSD and SDNN from RR Intervals
- Heart Rate Zone Calculator
- HIIT Interval Calculator: Plan Work and Rest Periods
- Hiking Calorie Calculator: Calories Burned Hiking
- Hockey Corsi Calculator: Shot Attempts For vs Against
- Jump Height from Flight Time Calculator
- Lactate Clearance Rate Calculator: Recovery After High Intensity
- Lactate Threshold Calculator: Heart Rate and Pace
- Lactate Threshold HR Calculator: Find Your LT Heart Rate
- Lactate Threshold Pace Calculator: Field Test
- Leucine Threshold Calculator: Optimal Leucine Dose per Meal
- Marathon Pace and Split Calculator: Plan Your Race
- Marathon Pace Calculator: Race Splits and Finish Time
- Marathon Time Predictor Calculator 2026: Riegel Formula from a Shorter Race
- Max Heart Rate Calculator
- METs Calculator: Calorie Burn from Metabolic Equivalents
- Mobility Work Calculator: Weekly Mobility Training Volume
- Motor Skills Calculator: Gross and Fine Motor Skill Assessment
- NFL Passer Rating Calculator: Official 4-Component Formula
- One-Rep Max (Brzycki) Calculator: Estimate Your 1RM
- One-Rep Max (Epley) Calculator: Estimate Your 1RM
- One-Rep Max Calculator: 1RM Strength Estimator (Epley, Brzycki, Lander)
- Paddling Pace Calculator: Kayak and Canoe Speed and Time
- Perceived Exertion Calculator: RPE to Heart Rate Conversion
- Plyometric Calculator: Plan Your Jump Training Volume
- Point Differential Calculator: Points For vs Points Against
- Points Per Game Calculator: PPG for Any Sport
- Power-to-Weight Ratio Calculator: W/kg for Cycling and Sport
- Progressive Overload Calculator: Plan Your Next Training Increase
- Protein for Lifters Calculator: Daily Protein Target
- Protein Intake by Bodyweight Calculator
- Push-Up Fitness Calculator: Rate Your Push-Up Performance
- Pythagorean Win Expectation Calculator: RS2/(RS2+RA2)
- Race Time Predictor Calculator: Riegel Formula
- Reaction Time Calculator: Simple and Choice Reaction Time Rating
- Recovery Time Calculator: How Long to Rest Between Sessions
- Relative Intensity 1RM Percentage Calculator
- Rest Interval Calculator: Optimal Rest Between Sets
- Riegel Race Time Prediction Calculator
- Rockport Walk VO2max Calculator: 1-Mile Test
- Rowing 500m Split Calculator: Pace and Watts
- Rowing Split Calculator: Convert Between Split, Pace, and Distance
- Running Cadence Calculator
- Running Economy Calculator
- Running Economy Score Calculator: O2 Cost per km
- Running Fix Position Calculator: Distance Off a Landmark
- Running Functional Threshold Pace Calculator: FTP for Runners
- Running Pace Calculator: Pace, Distance and Time
- Running Power Estimate Calculator
- Running Stress Score Calculator
- Save Percentage Calculator: Sv% for Hockey and Soccer
- Sit-Up Fitness Calculator: Rate Your Abdominal Endurance
- Sleep Cycle Calculator
- Sleep Debt Calculator: How Much Sleep Are You Missing?
- Speed Endurance Calculator: Estimate Speed at VO2max Pace
- Sport Nutrition Timing Calculator: Pre, During and Post Workout Nutrition
- Sprint Acceleration Calculator: 0 to Distance from Standing
- Sprint Power Calculator: Estimate Mechanical Power from Sprint Speed
- Sprint Speed Calculator: m/s, km/h and mph from Distance and Time
- Sprint Split Speed Calculator: Segment Velocity
- Squat Strength Calculator: Rate Your Squat by Body Weight
- Steps to Miles Calculator: Convert Steps to Distance
- Strength-Endurance Ratio Calculator: Balance Strength and Cardio
- Stretching Calculator: Hold Time and Weekly Stretching Volume
- Swim Critical Swim Speed (CSS) Calculator
- Swim Pace Calculator 2026: Pace per 100 from Distance and Time
- Swim Pace per 100m Calculator: Pace and Split Times
- Swim Split Calculator: Even Split and Negative Split Strategy
- Swim Stroke Efficiency Calculator: SWOLF and Stroke Length
- Swim Stroke Rate Calculator: Strokes Per Minute
- Swimming Pace Calculator: Pace per 100m, Laps and Calories
- Swimming Pool Annual Cost Calculator: Total Cost of Ownership
- Swimming Pool Chlorine Calculator: How Much Chlorine to Add
- SWOLF Swim Efficiency Calculator
- Tabata Calculator: Plan Your 20s On / 10s Off Interval Session
- Target Heart Rate Calculator
- Target Heart Rate Zone Calculator: Karvonen
- Target Pace from Goal Time Calculator: Pace per Mile and Kilometer
- Tennis Serve Percentage Calculator: First and Second Serve
- Total Training Load Calculator: Session RPE x Duration
- Training Stress Score (TSS) Calculator for Cycling
- Training Stress Score Calculator: TSS for Cycling and Running
- Training Volume Calculator: Weekly Sets, Reps and Tonnage
- Training Volume Load Calculator: Sets x Reps x Weight
- Treadmill Incline Equivalent Pace Calculator
- Triathlon Pace Calculator: Finish Time Estimator for Sprint to Ironman
- TRIMP Training Impulse Calculator: Banister
- True Shooting Percentage Calculator: TS% Formula
- VDOT Race Pace Calculator: Daniels-Gilbert
- Vertical Jump Height Calculator: Hang Time and Reach Test Methods
- Vertical Jump Power Calculator: Estimate Peak Power from Jump Height
- VO2 Max Calculator
- VO2 Max Calculator: Cooper 12-Minute Run Test
- Volleyball Hitting Percentage Calculator: Kills and Errors
- Walking Cadence Calculator: Steps Per Minute
- Warm-Up Time Calculator: How Long to Warm Up Before Training
- Weekly Mileage Progression Calculator
- Weight Class Calculator: Find Your Powerlifting or Weightlifting Class
- Wilks Coefficient Calculator: Compare Powerlifting Strength Across Body Weights
- Wilks Score Calculator: Compare Powerlifting Totals
- Yards Per Attempt Calculator: Passing YPA Formula