Health & Fitness Calculators

• VO2 Max Calculator

  Calculate your VO2 Max (maximal oxygen uptake) and aerobic fitness level

• Marathon Pace Calculator

  Calculate running pace, time, distance, and generate race predictions and splits

• BMI Calculator

  Calculate Body Mass Index (BMI) based on height and weight

• BMR Calculator

  Calculate your Basal Metabolic Rate (BMR) and daily calorie needs

• Calorie Calculator

  Calculate daily caloric needs based on personal factors and activity level.

• Macro Calculator

  Calculate your daily protein, carbs, and fat needs based on your body metrics and fitness goals.

• Pregnancy Calculator

  Calculate your due date and track pregnancy milestones based on your last period, conception date, or ultrasound.

• Running Calorie Calculator

  Estimate calories burned from your runs based on weight, duration, distance, or pace.

• Age Calculator

  Calculate precise age between any two dates in various time units.

• BPM Calculator

  Calculate tempo and timing in music with this BPM (Beats Per Minute) calculator.

• Steps to Calories Calculator

  Estimate calories burned from your daily steps.