Calculators

Calculates the NFL or NCAA passer rating based on completions, attempts, yards, touchdowns, and interceptions.

Calculates Walks and Hits per Inning Pitched (WHIP) for a baseball pitcher, a key statistic measuring a pitcher's effectiveness.

Compares athletic performance (e.g., race time) against world records for age and gender. This calculator provides an age-graded percentage, indicating the quality of the performance relative to the world record for that age and gender.

Estimates the duration of a hike based on distance, elevation change, and estimated pace.

Calculates a fielder's efficiency by dividing successful plays (putouts + assists) by total chances (putouts + assists + errors).

Calculates the average number of goals allowed by a goaltender per full game played.

Calculates a Wilks score, a coefficient used in powerlifting to compare the strength of lifters of different body weights and genders.

Calculates the long-term expected profit or loss of a particular decision or situation in poker.

Converts swimming times between different pool lengths (e.g., yards to meters).

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