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Cronometer

Free
Health & Fitness

Nutrient tracking with unusually detailed micronutrient data. Track vitamins, minerals, and amino acids — not just calories. Beloved by dietitians and biohackers for its accuracy.

Catalogued April 15, 2026 · Curated by PWA Directory team
Works Offline
Installable
Cross-Platform
Free

Not sure how to add Cronometer to your home screen? Step-by-step for Chrome, Safari, Firefox and Edge — it takes about ten seconds, and there is no app store involved.

Own Cronometer? Have us re-run this measurement — we open it in a real browser, cut the network, and send you what survived.

Tags
nutritionmicronutrientshealthtrackingoffline

How to install Cronometer as a PWA

Chrome / Edge
Menu (⋮) → Add to Home screen
Safari (iOS)
Share (↑) → Add to Home Screen
Firefox
Menu (⋮) → Install

Screenshots

Cronometer screenshot

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