Health Calculators
Track BMI, calorie deficits, BMR, BAC estimates, ovulation timing, and pregnancy timelines with clear assumptions.
BAC Calculator
Estimate blood alcohol concentration with weight, sex, drinks, and time plus 0.08 and time-to-zero guidance
BMI Calculator
Calculate your Body Mass Index and understand your weight status
BMR Calculator
Calculate your Basal Metabolic Rate and estimate daily calorie needs across common activity levels
Calorie Deficit Calculator
Calculate your daily calorie needs for weight loss with personalized TDEE and timeline predictions
Macro Calculator
Calculate your daily protein, carbs, and fat targets with per-meal breakdowns for any fitness goal
Ovulation Calculator
Estimate your fertile window, likely ovulation date, next period, and suggested pregnancy test timing
Pregnancy Due Date Calculator
Estimate your baby's due date and current gestational age based on your last menstrual period
TDEE Calculator
Calculate your Total Daily Energy Expenditure, BMR, calorie targets, and macronutrient breakdown
How To Use These Tools
Health calculations are only useful when the assumptions are obvious. This category is built to keep inputs simple, label formulas clearly, and explain outputs in plain language.
People search for fast answers to questions like calorie deficits, ovulation timing, BAC estimates, and metabolic rate, so each tool is designed for mobile-first use with clear, scannable results.
Category FAQ
Are these calculators a replacement for medical advice?
No. They are educational tools that help with planning and estimation. Use a licensed professional for diagnosis or treatment decisions.
Why can two apps show different health estimates?
Different tools use different formulas and assumptions. Always compare the methodology, not just the final number.