⚡ accurate & science-based
Calorie Calculator
Know your daily energy needs. Weight loss, maintenance or muscle gain — personalized.
- 🧠 Mifflin-St Jeor / Katch-McArdle formulas
- 🏃 Adjusts for your activity level
- 📉 Zigzag cycling to avoid plateaus
- 🥑 Smart insight: quality over quantity
Free, no sign-up. Get your TDEE & BMR instantly.
🏥 WHO & CDC based
BMI Calculator
Body Mass Index + Ponderal Index. Know where you stand — healthy range 18.5–25.
- 📊 Visual BMI category (underweight ↔ obese)
- 🧒 Adult & child percentiles (CDC charts)
- ⚠️ Health risk awareness (overweight / underweight)
- 📐 BMI Prime & height-weight insights
Metric & US units. Instant result with healthy weight tips.