Data Collection
GulpGulp does not collect personal data.
Your water intake records, daily goal, and widget unlock state are stored locally on your device and used only to show hydration progress in the app and widget.
GulpGulpLocal-first hydration tracking
Last updated July 6, 2026
Privacy Policy
GulpGulp is designed to work without an account, analytics, advertising, or personal-data collection.
Tracking
GulpGulp does not track you across apps or websites and does not include advertising, analytics, or social tracking SDKs.
Accounts and Login
GulpGulp does not require an account or login.
Network Access and Purchases
Core hydration tracking works locally. Apple's StoreKit service is used only for the optional widget purchase and restore flow.
Health Disclaimer
GulpGulp is a habit and lifestyle tool. It does not diagnose, treat, or prevent medical conditions. Follow qualified medical guidance if you have fluid-intake limits.
Contact
For support or privacy questions, email zhaojianrui001@gmail.com.