물방울 (Waterdrop) — Support
Contact
For questions, bug reports, or feedback about Waterdrop, please reach out via the contact details listed on the app's App Store page.
Common questions
Do I need an account? No — Waterdrop works fully anonymously with no sign-in.
Where is my data stored? Entirely on your device. See the Privacy Policy for details.
How do I back up my data? Settings → Export creates a file you can save anywhere via your device's share sheet.
How do I restore a backup? Settings → Import, then choose the exported file.
How do I delete my data? Settings → Reset permanently erases everything stored on-device.
Why do I see ads? Waterdrop is free with light advertising via Google AdMob. You can manage ad privacy choices from the app's tracking permission prompt.