Fast, private tracking for fasting and 2-hour post-meal readings — plus gentle reminders when you want them.
Download on the App Store Contact Support
Log fasting, post-breakfast, post-lunch, and post-dinner in seconds. View clean stats and trends your care team actually wants.
Optional reminders (including a quick “start 2-hour timer” when you take your first bite). Repeat-until-logged is opt-in.
Data is stored on your device by default. iCloud sync is optional. We don’t sell or share your data.
GDTracker is a self-tracking tool and does not diagnose, treat, or provide medical advice. Always follow your clinician’s guidance.