Treadmill Pace & Speed
Convert treadmill speed and pace.
Cardio Calculators
Treadmill
Treadmill Calories
Estimate calories with speed and incline.
Cardio Machines
Walking Calories
Estimate walking energy and distance.
Swimming Calories
Use published stroke categories.
Heart Rate Calories
Use the Keytel exercise equation.
Jump Rope Calories
Use published rope pace categories.
Hiking Calculator
Calculate terrain-adjusted hiking metrics.
Steps Calories
Derive distance and walking energy.
Stride Length
Measure step and stride length.
StairMaster Calories
Estimate a stair-treadmill session.
Elliptical Calories
Compare moderate and vigorous estimates.
Rowing Calculator
Convert RowErg pace, time, distance, and watts.
Stationary Bike
Calculate cycling power and calorie metrics.
SkiErg Calculator
Convert SkiErg pace, time, distance, and watts.
Cardio Fitness
VO₂ Max Calculator
Estimate aerobic fitness.
Heart Rate Zones
Estimate training zones.
Max Heart Rate
Compare age-based estimates.
Pace Calculator
Convert running pace and speed.