Pregnancy Due Date Calculator

Estimate your baby's due date based on the first day of your last menstrual period.

First Day of Last Menstrual Period

Calculate your training zones.

Calculate your Body Mass Index.

Estimate your body fat percentage.

Determine your body shape.

Estimate your daily calorie needs.

Estimate your maximum oxygen uptake.

Timer for high-intensity interval training.

Estimate your daily water intake needs.

Estimate your ideal body weight.

Calculate your macronutrient needs.

Calculate your running pace.

Estimate your next menstrual cycle.

Track your pregnancy week by week.

Estimate finish times for various races.

Calculate the total weight of your backpack.

Calculate common baseball statistics.

A suite of vision screening tools.