Track body metrics, calories, sleep, and fitness goals.
Project your weight loss timeline on Wegovy, Zepbound, or Saxenda using published clinical trial data. Ranges, not guesses.
Estimate your biological age based on lifestyle factors including exercise, sleep, diet, stress, and habits.
Calculate your Body Mass Index and see where you fall on the weight scale. Includes healthy weight range for your height.
Calculate your Basal Metabolic Rate using the Mifflin-St Jeor, Harris-Benedict, and Katch-McArdle formulas.
Estimate your body fat percentage using the US Navy method with neck, waist, and hip measurements.
Find your ideal body weight range using Hamwi, Devine, and Robinson formulas based on height and gender.
Calculate your recommended daily water intake based on weight, activity level, and climate.
Calculate calories burned during any exercise using MET values. Covers 50+ activities from walking to cycling.
Calculate your daily calorie needs based on age, height, weight, and activity level.
Get your personalized daily calorie target, projected goal date, weight loss timeline, and ideal macros.
Calculate your ideal protein, carbohydrate, and fat targets. Supports weight loss, muscle gain, and keto.
Calculate your daily protein needs based on weight, activity level, and fitness goals.
Calculate your Total Daily Energy Expenditure — the exact number of calories your body burns each day.
Plan your IF schedule with eating and fasting windows for 16:8, 18:6, 5:2, and other popular protocols.
Calculate your one-rep maximum for any lift using multiple established formulas.
Calculate your running pace, finish time, or distance. Converts between min/mile and min/km.
Find the best bedtime or wake-up time based on sleep cycles. Wake refreshed every time.
See your estimated lifespan based on age, sex, smoking, exercise, diet, stress, and BMI. Find out how many days you have left.
Every cigarette costs 11 minutes of life. See total years lost, money wasted, and your full recovery timeline if you quit today.
Calculate calories in beer, wine, cocktails, and spirits. See how alcohol fits your daily budget.
Calculate your Blood Alcohol Content using the Widmark formula. See when you will be under the legal limit.