Private keto journal with offline glucose + BHB GKI calculator.
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N Keto Tracker is a private, open-source keto journal. Log meals, macros and net carbs; record glucose + blood ketones (BHB) in the same session and the app computes GKI with a transparent formula disclosure. Weight, symptoms, weekly meal plan and shopping list stay on your device. Your health data is never sent anywhere, no account needed. No ads, no purchases. Light and dark themes. 68 languages. This app is for general information only; not medical advice, diagnosis, or treatment.