Privacy Policy

Information We Collect

Quit Index Test can be used without creating an account, and we do not collect personal identifiers such as your name or email address. The answers you choose in the quit index test are processed only in your browser and are never sent to or stored on our servers.

Usage Statistics

We use Google Analytics to collect anonymous usage statistics such as visit counts, referral sources, and device types to improve the service. Google Analytics uses cookies; you can opt out by blocking cookies in your browser settings or by installing the Google Analytics opt-out browser add-on.

Service Providers and International Transfers

We rely on the providers below to run the service, and some of them process information outside Korea. Transfers happen over the network at the time you use the service.

• Vercel Inc. (United States) — website hosting and access logs
• Google LLC (United States) — usage statistics via Google Analytics
• Kakao Corp. (Korea) — advertising via Kakao AdFit

Advertising Cookies

We show ads through Kakao AdFit, Kakao's advertising platform, to support the service. Kakao may collect and use cookies or similar browser identifiers and visit information to serve ads and measure their performance, as described in Kakao's privacy policy. You can limit personalized ads by blocking or deleting cookies in your browser settings.

Contact

For questions about how we handle information, or to request access or deletion, please contact the operator at ootssu@ootssu.com.