Water Intake Calculator

Our water intake calculator on estim.at helps you calculate daily water intake based on weight, weight unit, and physical activity level. The calculator automatically calculates the recommended amount of water in liters that you should drink each day.

Physical activity level significantly affects water intake. Very active people need more water than sedentary individuals. Our water intake calculator on estim.at offers different activity levels: sedentary, lightly active, moderately active, very active, and extremely active.

Yes, water intake depends on body weight. The general rule is about 30-35 ml of water per kilogram of body weight, but this can vary depending on activity level. Our water intake calculator on estim.at takes into account both weight and activity level.

Yes, our water intake calculator on estim.at is completely free and available online without registration. You can use it to calculate daily water intake and plan hydration.