Interactive Nutrition & Fitness Tools
Precision calculations powered by validated clinical equations. Calculate your baseline metabolism, set macro targets, and convert food portion weights effortlessly.
Instant Real-Time Math
No page reloads, 100% reactive client calculations
Zero Paywalls & No Ads
Free forever, privacy-first math engines
Syncs to Calabi App
Direct integration with Calabi AI Coach
TDEE & BMR Calculator
Determine your exact Total Daily Energy Expenditure and Basal Metabolic Rate using Mifflin-St Jeor or Katch-McArdle formulas. Set tailored calorie targets for fat loss, maintenance, or muscle bulk.
Protein & Macro Target Calculator
Calculate optimal daily protein, carbohydrate, and fat targets based on body weight, training goal, and dietary preference (High Protein, Keto, Balanced, Low Fat).
- Evidence-based protein targets (1.6 to 2.4 g/kg)
- 4 Dietary presets & custom ratio sliders
- Meal-by-meal macro breakdown (3 to 6 meals)
Raw vs. Cooked Portion Converter
Convert food portion weights between raw and cooked states. Accounts for water absorption in grains & legumes, moisture loss in meats, and added cooking oil.
- 17+ staple food conversion factors
- Raw ↔ Cooked bidirectional calculations
- Cooking oil caloric & fat addition math
Automate Your Targets with Calabi AI
Tired of manually recalculating calories? Download Calabi for Android to log meals via voice or photo, sync calculated metrics automatically, and receive adaptive AI coaching.