Online 1RM (One Rep Max) Calculator
Want to know your true strength and how to set up your training to progress safely and effectively? Our 1RM calculator will help you estimate the maximum weight you can lift for one repetition.
Fitness Calculators
Online Hydration Calculator
Do you want to know how much fluid you should drink daily to stay well hydrated? Our online calculator will help you find out. At the same time, it will advise you on how you can check adequate hydration yourself.
Online Energy Expenditure Calculator: How Many Calories Do We Burn Through Sports and Other Activities?
Wondering approximately how many calories you burn in sports and other activities? Our online calculator will work out your energy expenditure for running, gym workouts, yoga and other sports, as well as cleaning and other household chores.
Online Energy Availability Calculator: How Many Calories to Eat for Health and Sports Performance?
Calculate your optimal energy availability (ED) value, which indicates how much energy your body has left for normal functions, minus your training expenditure. ED is important not only for athletic performance, but also for good recovery, hormonal function or immunity.
Online Energy Intake and Macronutrient Calculator
Calculate your recommended daily calorie and macros for weight loss, muscle growth or maintaining a healthy weight and physique with our online calculator.
Online BMR calculator
Do you know your basal metabolic rate? Use our online calculator to determine your BMR and the number of calories you need to eat per day.
Online BMI Calculator
Do you know your BMI? Calculate your body mass index and find out if you are underweight, healthy weight, overweight or obese. You will also learn about risks for certain health problems according to BMI.