Free calculators
Free Nutrition & Fitness Calculators
Simple, accurate calculators for everything that drives your nutrition — your maintenance calories, macro split, basal metabolic rate, deficit, and protein target.
Each one is free, instant, and built on the same formulas trainers and dietitians use. When you're ready to stop doing the math by hand, WhispCal tracks it all automatically.
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Let WhispCal do the math automatically
These numbers are a starting point. WhispCal measures how your body actually responds — logging food in 3 seconds by voice, photo, or barcode — and auto-adjusts your targets as your metabolism changes. Free on iOS and Android.
Free on iOS & Android