Free Fitness and Nutrition Tools

Fitness calculators
you can actually trust.

Accurate, free tools to track calories, macros, and body metrics. No ads, no fluff — just results, in seconds.

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Instant Results · No Login · Updated Monthly

Fitness Tools

Tools to measure the work — down to the calorie.

06 entries

Restaurant Nutrition Tools (US)

Restaurant menus, decoded in real time.

04 entries

Our Promise

Built for athletes, not advertisers.

No. 01

Honest math

Every formula is sourced from peer-reviewed sports science — no shortcuts, no estimates dressed up as facts.

No. 02

Zero friction

No login, no email gate, no upsell. Open a tab, get your answer, close the tab. The way the web should work.

No. 03

Quietly refined

Updated monthly with new menus and research. We sweat the details so your numbers stay current and trustworthy.

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