Privacy Policy

1. Overview

ThumbnailRater.app ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how our web application collects, uses, and safeguards information when you visit and use our visual optimization and click-through rate (CTR) audit tools.

2. Uploaded Images & Processing

When you upload an image to ThumbnailRater.app:

• Local canvas checks (contrast, brightness, duration badge collision) run client-side in your browser.
• AI evaluations and image fixes are processed via secure server-side API requests to Google Gemini and Imagen.
• We do not sell, rent, or distribute your uploaded thumbnail images to third-party data brokers.

3. Google AdSense & Advertising Cookies

We use Google AdSense and third-party advertising partners to display advertisements when you visit our website. These companies may use cookies and web beacons to serve ads based on your prior visits to this website or other websites on the Internet:

• Google's use of advertising cookies enables it and its partners to serve ads to users based on their visit to your sites and/or other sites on the Internet.
• Users may opt out of personalized advertising by visiting Google Ads Settings.
• Alternatively, you can opt out of third-party vendors' use of cookies for personalized advertising by visiting aboutads.info.

4. Web Analytics & Log Data

Like most modern web services, we may automatically collect certain non-personally identifiable technical information, including your browser type, device category, referring URL, operating system, and anonymous interaction metrics to improve application performance.

5. Security

We employ modern encryption protocols (HTTPS / SSL via Vercel Global Edge Network) to secure all data transmissions between your browser and our servers.