FIB-4 & Liver Fibrosis Privacy Policy

Last updated: July 5, 2026

FIB-4 & Liver Fibrosis is a fully offline hepatology calculator for iOS. This policy explains what information the app handles and how it is used.

Data We Collect

None. FIB-4 & Liver Fibrosis does not collect, transmit, sell, or share personal data. The app does not include advertising SDKs, analytics SDKs, tracking SDKs, accounts, or third-party sign-in.

Data Stored On Your Device

FIB-4 & Liver Fibrosis does not persist any user data. All calculations are performed in-memory and are not saved between sessions.

Network Access

FIB-4 & Liver Fibrosis does not make any network requests. It functions entirely offline.

Health Data

Values entered into the app (such as age, AST, ALT, platelet count, BMI, and albumin) are used only for on-device calculations and are never stored, exported, or transmitted.

Children's Privacy

FIB-4 & Liver Fibrosis is not directed to children under 13. Because it does not collect personal data from any user, it does not knowingly collect personal data from children.

Changes to This Policy

We may update this Privacy Policy from time to time. When we do, we will revise the "Last updated" date above.

Contact

Questions: datuz2010@gmail.com