Replica Health
Carb & CGM Analytics
About
Analyze your blood glucose, insulin, and daily health data to uncover patterns and trends. Log events like meals and exercise to receive personalized summaries and carbohydrate predictions. Explore your health data geographically and through an interactive chat interface.
What's New in Replica Health
0.3.2
October 8, 2025
In version 0.3.2 we've made some big updates: - Improved our carbohydrate absorption prediction model - Improved our event prediction model (which powers suggested labels for logging). - Added a new feature that allows users to select if they want to view historical carbs absorbed or historical blood glucose change on the event detail page. Users that have blood glucose data but not insulin data will have this option turned off by default (and historical BG will be visible). - Improved error logging.
MoreFAQ
What is Replica Health?
Replica Health is a free application designed to help users understand the relationship between their blood glucose levels, insulin dosing, and daily health events. It works by accessing data through Apple Health, specifically when both CGM and Insulin data are available.
Does Replica Health provide medical advice?
No, Replica Health explicitly states that it does not provide medical diagnoses or treatment advice. It is intended as a tool for understanding personal data and should not replace professional medical guidance. Always consult your doctor for medical decisions.
What devices does Replica Health support?
Replica Health is available on iPhone, iPod, and Apple Watch devices. This allows for convenient logging and data access across your Apple ecosystem.
How accurate are Replica Health's carbohydrate predictions?
Carbohydrate absorption is calculated based on the Insulin Counteraction Effect (ICE), which is adjusted based on your personal data and historical patterns. The app learns from your lifestyle to improve these estimates over time.
Can I see all my historical data in Replica Health?
Yes, Replica Health features an infinitely scrolling timeline for all your glucose, insulin, meals, and activity data. This allows for easy exploration of past information without limitations.
How does Replica Health use location data?
Replica Health allows you to visualize your logged events geographically on a map. This feature helps uncover location-based trends and provides a quick way to recall past events or meals associated with specific places.
What is the update frequency for Replica Health?
The latest version of Replica Health is 0.3.2, and it was last updated on October 8, 2025. While specific update frequency isn't detailed, this indicates ongoing development and improvements.
Is Replica Health suitable for all ages?
Replica Health has an age rating of 12+, suggesting it is appropriate for teenagers and older. Users under 18 should ensure they have parental or guardian consent if required.
