Free Tools

Nutrition calculators without the noise.

Use these free tools to estimate calorie targets, macros, and protein needs, then read the context behind the numbers.

A calm protein tracking dashboard showing a daily protein target, food sources, and a per-meal breakdown

ToolsMay 6, 2026

Protein Calculator: How Much Protein Do You Need Per Day?

Calculate your daily protein target based on weight, activity level, and goals. A research-backed protein calculator that explains how much protein you actually need.

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ToolsMay 3, 2026

Calorie and Macro Calculator: BMR, TDEE, Protein, Carbs, and Fat

Calculate your BMR, TDEE, daily calorie target, and protein, carb, and fat needs with a research-grounded calorie and macro calculator.

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