Free Fitness & Nutrition Calculators

100% free, mathematically verified tools built specifically for Indian lifters, gym-goers, and smart supplement shoppers.

WHO Standard

BMI Calculator

Calculate your exact Body Mass Index with a visual color gauge and lifter-specific muscle density insights.

  • ✓Metric (cm/kg) & Imperial (ft/lbs) toggle
  • ✓Ideal healthy weight range
  • ✓WHO category classification
Mifflin-St Jeor TDEE

Daily Calorie & Protein Calculator

Discover your exact daily caloric maintenance (TDEE) and optimal protein intake (1.8g–2.2g/kg) tailored to your workout frequency and intensity.

  • ✓Workout frequency & intensity dropdowns
  • ✓Custom cut, maintenance & bulk goals
  • ✓Daily protein target & whey scoop equivalent
₹ / Gram of Pure Protein

True Protein Cost & Purity Calculator

Stop overpaying for brand markup and cheap fillers. Calculate the true cost per pure gram of protein (₹/g) and protein purity percentage.

  • ✓Real cost per pure gram of protein (₹/g)
  • ✓Protein purity vs. filler percentage
  • ✓Indian market value rating & 1-click share

Zero Sponsorship • Pure Mathematical Precision

Unlike fitness blogs that manipulate calorie formulas to sell custom meal plans, or supplement stores that push overpriced blends, ScoopScout provides 100% transparent, scientifically grounded calculators. Every formula is open, reproducible, and tailored for real Indian training conditions.