Sports & Fitness
46 tools
Free sports and fitness tools: marathon splits, VDOT paces and fueling, track laps, swim CSS, cycling W/kg and FTP zones, barbell plates, RPE, Wilks/DOTS/IPF GL, 5/3/1, tennis, badminton, table tennis and volleyball scoreboards, a shot clock, league tables, bowling, darts, golf handicap, a chess clock, Elo and HIIT timers.
China University Fitness Test CalculatorScore China's student fitness testChina School Fitness Test CalculatorGrades 1–12 fitness test scoreRace Time PredictorPredict race times from one resultVO2 Max CalculatorEstimate VO₂ max from a run or HRExercise Calorie CalculatorCalories burned by activitySteps to Distance CalculatorConvert steps, km/miles and caloriesSwim Pace CalculatorPace per 100, SWOLF and CSSBike Gear Ratio CalculatorGear ratios, cadence and speedHIIT Interval TimerTabata and HIIT workout timerPlank TimerTarget timer plus a 30-day challengeJump Rope CounterTimed jump rope countingOnline ScoreboardScore table tennis, badminton, basketballTournament Bracket GeneratorRound robin and knockout bracketsRandom Team GeneratorFair, skill-balanced teamsMarathon Split CalculatorGoal time to per-km split timesVDOT CalculatorDaniels training paces from a raceTrack Lap CalculatorLaps and distance on a running trackTreadmill Incline CalculatorIncline running to flat-ground paceRunning Cadence MetronomeBeat for your target steps per minuteMarathon Fueling CalculatorGels, carbs and a race-day scheduleCSS Swim CalculatorThreshold pace from a 400/200 testSWOLF & Pool Lap CalculatorSwim efficiency and lengthsWatts per Kg CalculatorPower-to-weight and FTP ratingFTP Zone CalculatorCoggan power zones and HR zonesBike Tire Pressure CalculatorFront and rear PSI by weight and widthBarbell Plate CalculatorWhich plates to load on each sidePowerlifting Score CalculatorIPF GL, DOTS and Wilks pointsRPE CalculatorTraining weight from RPE and repsTraining Volume CalculatorSets, reps and volume loadFFMI CalculatorFat-free mass indexRep CounterCount reps and time your rest5/3/1 CalculatorFour-week Wendler program from your 1RMTennis Scoreboard15/30/40, deuce, tiebreaksBadminton Scoreboard21-point rally scoring with court hintsTable Tennis Scoreboard11-point games with serve rotationVolleyball Scoreboard25-point sets, 15-point decider, rotationsBasketball Shot ClockGame clock, 24-second clock, foulsBasketball Stats CalculatorTS%, eFG%, efficiency, Game ScoreLeague Table GeneratorStandings from match resultsBowling Score CalculatorStrikes and spares scored for youDarts 501 ScoreboardCountdown scoring with checkoutsGolf Handicap CalculatorWHS Handicap Index and Course HandicapChess ClockGame clock for chess, Go and xiangqiElo Rating CalculatorRating change after gamesClimbing Grade ConverterFrench, YDS, UIAA, V-scale and FontHiking Time CalculatorTrail time from distance and ascent