Track recommended weight gain throughout your pregnancy.
This calculator uses the Institute of Medicine (IOM) guidelines to recommend total and weekly weight gain during pregnancy based on your pre-pregnancy BMI. Appropriate weight gain supports a healthy pregnancy and reduces complications.
IOM-based guidelines
Uses the Institute of Medicine gold-standard recommendations.
BMI categorization
Automatically classifies underweight, normal, overweight, or obese.
Week-specific targets
See expected gain at any point in your pregnancy.
Metric & imperial
Full unit support.
Calorie Calculator
Calculate daily calorie needs based on your stats and activity level
Body Fat Calculator
Estimate body fat percentage using the U.S. Navy method
BMR Calculator
Calculate your Basal Metabolic Rate with Mifflin-St Jeor and Harris-Benedict
BMI Calculator
Calculate your Body Mass Index and weight classification
Ideal Weight Calculator
Find your ideal body weight using Devine, Robinson, Miller, and Hamwi formulas
Pace Calculator
Calculate running pace, time, or distance for training and races