Health calculators
BMI, ideal weight, calorie needs, body fat and pace - calculated locally in your browser, no sign-up and no upload.
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BMI Calculator
Work out locally your body mass index from weight and height - with a healthy-weight range and category, no upload.
Calorie Calculator
Work out locally your basal and total daily calorie needs from weight, height, age, sex and activity - no upload.
Running Pace
Work out your running pace (min/km), speed and splits from a distance and finish time locally - no upload, in your browser.
Ideal Weight Calculator
Work out your ideal body weight by the Devine, Robinson, Miller and Hamwi formulas plus the healthy BMI range locally - no upload.
Body Fat Calculator
Estimate your body-fat percentage locally from circumference measurements with the U.S. Navy method - plus fat and lean mass.
Due Date Calculator
Estimate your due date locally with the standard 40-week method - from your last period or the conception date. No upload, not medical advice.
Ovulation Calculator
Estimate your likely ovulation day and fertile window locally from the first day of your last period and your cycle length. No upload, not medical advice.
Which tool do I need?
| Input formats | Output formats | Tools |
|---|---|---|
| Form inputs (no file) | BMI Calculator | |
| Form inputs (no file) | Calorie Calculator | |
| Form inputs (no file) | Running Pace | |
| Form inputs (no file) | Ideal Weight Calculator | |
| Form inputs (no file) | Body Fat Calculator | |
| Form inputs (no file) | Due Date Calculator | |
| Form inputs (no file) | Ovulation Calculator |