Swimming Calculators
Last updated: September 2026
Swimming Pace Calculator
Calculate your swimming pace per 100 meters (or per 100 yards) given total time and distance.
Swimming Calorie Burn Calculator
Estimates calories burned during a swim session based on your stroke type, body weight, duration, and effort level.
Swimming Training Zone Calculator
Calculate target swim pace per 100 meters for each training zone (recovery, aerobic, threshold, VO2 max, sprint) from your current threshold pace.
Swimming Interval Set Calculator
Calculate swim interval work time and rest duration based on your 100m pace, set distance, training intensity, and work-to-rest ratio.
Swimming Pool Volume Calculator
Calculate the total water volume of a rectangular swimming pool by multiplying length, width, and average depth.
Pool Heater Cost Calculator
Estimate the energy cost to heat your pool from its current temperature to a desired target.
Open Water Swimming Time Calculator
Estimates your open water swim finish time based on your pool pace, race distance, water conditions, and wetsuit use.
Pool Heat Pump Sizing Calculator
Calculates the minimum heat pump output (in kW) needed to raise your pool to a target temperature within a set number of hours.
Swimming Calories Burned Calculator
Estimate calories burned during a swim session from body weight, duration, and stroke intensity using the standard MET-based formula.
Pool Pump Energy Cost Calculator
Calculates the seasonal energy cost of running your pool pump based on wattage, run time, electricity rate, and pump efficiency.
Swimming Stroke Rate Calculator
Compute your swimming stroke rate in strokes per minute from your lap time and stroke count.
Pool Heating Cost Calculator
Estimates how much it costs to heat your pool to a desired temperature based on pool volume, temperature rise needed, heater type, and energy price.
Pool Water Turnover Calculator
Determines how long your pool pump must run each day to filter the entire water volume once.
Swimming Taper Calculator
Find the ideal weekly yardage target during your taper period to arrive at race day fresh and fast.
Swimming Time Conversion Calculator
Convert a swimmer's time between short course yards (SCY), short course meters (SCM), and long course meters (LCM).
Pool Chemical Dosage Calculator
Calculate how much chlorine to add to raise your pool to a safe target free-chlorine level, given current reading and pool volume.
Swimming Calorie Calculator
Estimate calories burned during a swim session based on your body weight, stroke, duration, and effort level.
Swim Meet Time Predictor
Predict your race-day swim time based on your current practice time and how far into your taper you are.
Pool Filtration Turnover Calculator
Calculates the required pump flow rate (litres per hour) to achieve proper pool water turnover based on pool volume, usage level, and daily run time.
Swimming Time Converter
Convert competitive swimming times between 25 m short-course and 50 m long-course pools.
Pool Salt Calculator
Calculates the exact number of salt bags needed to bring a saltwater pool from its current salinity to the target level for your chlorine generator.
Pool Maintenance Cost Calculator
Estimate your annual pool upkeep costs based on pool size, season length, usage frequency, and service type.
Swimming SWOLF Score Calculator
Computes your SWOLF score by adding stroke count to the number of seconds per pool length.
Pool Chemical Calculator
Determine how many pounds of chlorine product to add to your pool to reach a target ppm level.
Pool Evaporation Calculator
Estimates how many gallons your pool loses to evaporation each day and what that water costs to replace.
Swimming Meet Scoring Calculator
Quickly total your team's points for dual meets, tri-meets, or championship swim meets by entering first, second, and third place finishes.
Swim Meet Scoring Calculator
Estimate your team's total score in a swim meet by entering first, second, and third place finishes across individual and relay events.
Pool Volume Calculator
Calculate the total water volume in gallons for rectangular, circular, or oval pools using pool dimensions.
Swimming Drag Coefficient Calculator
Calculates the hydrodynamic drag force acting on a swimmer based on velocity, body position, stroke technique, and body size.