Calculators

Calculates training zones based on maximum or resting heart rate, specific to cycling.

Calculates the weight for each set in the 5/3/1 strength training program based on your training max.

Helps estimate an appropriate bicycle frame size based on body measurements.

Estimates calories burned specifically while cycling, based on duration, speed/intensity, and weight.

Calculates True Shooting Percentage (TS%), a measure of a basketball player's shooting efficiency that takes into account field goals, three-point field goals, and free throws.

Helps divers estimate the amount of weight needed for proper buoyancy based on gear and water type.

Calculates the appropriate DIN (Deutsches Institut für Normung) release setting for ski bindings based on skier weight, height, age, boot sole length, and skiing ability.

Estimates cycling power output (watts) based on speed, gradient, weight, and other factors.

Calculates a single number metric to roughly estimate a player's productivity in a single basketball game.

Calculates bike speed based on cadence (pedal RPM), gear ratio, and wheel size.