Privacy Policy
Last updated: September 6, 2026
Overview
CheckMyStay ("we", "our", or "us") is committed to protecting your privacy. This Privacy Policy explains how our Chrome extension collects, uses, and safeguards your information.
Information We Collect
Data You Provide
- Account Information: If you choose to create an account, we collect your email address for authentication purposes.
Data Collected Automatically
- Hotel Review Text: When you click "Analyze Reviews", the extension reads publicly visible hotel reviews from the Booking.com page you are viewing. This text is sent to our servers for AI summarization.
- Usage Data: We collect anonymous usage statistics (e.g., number of analyses performed) to improve our service.
Data We Do NOT Collect
- Browsing history or activity outside of Booking.com hotel pages
- Personal information from web pages
- Passwords or payment information
- Data from other websites or tabs
How We Use Your Information
- To provide AI-powered hotel review summaries
- To authenticate your account (if you sign up)
- To improve our extension and services
- To cache summaries for faster access on repeat visits
Data Storage and Security
- Local Storage: Authentication tokens and cached data are stored locally on your device using Chrome's secure storage APIs.
- Server Storage: Generated summaries may be cached on our servers to improve performance. We use industry-standard security measures to protect this data.
- Data Retention: Cached summaries are retained for up to 12 months. You can request deletion of your data at any time.
Third-Party Services
We use the following third-party services:
- Google AI / OpenAI: For generating review summaries (review text is processed by these AI services)
- Google Sign-In: For authentication (if you create an account)
- Cloudflare: For hosting our backend API
- Amplitude: For product usage analytics
- Google Analytics: For anonymous site analytics
- Microsoft Clarity: For anonymous page interaction recordings and heatmaps
Your Rights
You have the right to:
- Access your personal data
- Request deletion of your data
- Opt out of analytics tracking
- Uninstall the extension at any time
Data Sharing
We do not sell, trade, or rent your personal information to third parties. We only share data with the third-party services listed above as necessary to provide our service.
Children's Privacy
Our service is not intended for children under 13. We do not knowingly collect personal information from children under 13.
Changes to This Policy
We may update this Privacy Policy from time to time. We will notify users of any material changes by updating the "Last updated" date at the top of this page.
Contact Us
If you have questions about this Privacy Policy or your data, please contact us at: