Health

Track wellness metrics with free tools that keep every input in your browser—no uploads, no watermarks.

Every tool is free, watermark-free, and runs entirely in your browser—nothing uploads to our servers. If anything needs extra permissions, we call it out right away.

BMI Calculator

Calculate your Body Mass Index and healthy weight range

Visit BMI Calculator

BMR/TDEE Calculator

Calculate basal metabolic rate and daily calorie needs

Visit BMR/TDEE Calculator

Target Heart Rate

Calculate your target heart rate zones for exercise

Visit Target Heart Rate

Pace ↔ Speed Converter

Convert between running pace and speed

Visit Pace ↔ Speed Converter

Pregnancy Due Date

Calculate your pregnancy due date and milestones

Visit Pregnancy Due Date

Daily Water Intake

Calculate recommended daily water intake

Visit Daily Water Intake