Privacy Policy
Our Privacy Promise
Hexwilt is built with privacy-first principles. All file processing happens entirely in your browser - we never see, store, or transmit your files. We only use the minimum data necessary to provide and measure this service.
Who We Are
Operator: Hexwilt is a free web tool. A separate legal-entity name is not listed on this site.
Contact Email:
Service: browser file corruption tool for security testing and QA purposes
What Data We Collect
We collect minimal data to provide and improve our service:
- Technical Data: IP address, browser type, device information, approximate location
- Usage Data: Pages viewed, time spent, referral sources, feature usage patterns
- File Processing: File types processed (not file contents), processing success/failure rates
Important: Your uploaded files never leave your browser. All corruption processing happens client-side.
Advertising & Third-Party Cookies
We use Google AdSense to serve advertisements. Please note:
- Third-party vendors, including Google, use cookies to serve ads based on a user's prior visits to this or other websites.
- Google's advertising cookies enable Google and its partners to serve ads based on your visits to this site and/or other sites on the Internet.
- Users may opt-out of personalized advertising by visiting Google's Ads Settings or opt out of some third-party vendors at aboutads.info.
Analytics & Measurement
We use analytics tools to understand how our service is used and to improve performance:
- Google Analytics for usage patterns and performance metrics
- Error tracking to identify and fix technical issues
- Performance monitoring to ensure optimal user experience
Legal Basis (EEA/UK/CH)
- Consent: For advertising cookies and personalized ads
- Legitimate Interests: For basic site operations, analytics, and service improvement
- Performance of Contract: For providing the file corruption service
US State Privacy Rights
Under US state privacy laws (CCPA, CPRA, etc.), you have rights regarding your personal information:
- We may "sell" or "share" data through advertising partners for targeted advertising
- You can opt-out by visiting our "Do Not Sell or Share My Personal Information" page
- You have rights to know, delete, and correct your personal information
Data Security & Retention
Security: We use industry-standard security measures including HTTPS encryption, secure hosting, and regular security audits.
Retention: Analytics data is retained for 26 months. Advertising data follows Google's retention policies. You can request deletion at any time.
Children's Privacy: Our service is not intended for users under 13. If we discover we've collected data from a child under 13, we'll delete it immediately.
Your Rights & Choices
You have the following rights regarding your personal data:
- Access: Request a copy of your personal data
- Rectification: Correct inaccurate personal data
- Erasure: Request deletion of your personal data
- Portability: Receive your data in a portable format
- Objection: Object to processing based on legitimate interests
To exercise these rights, contact us at
Contact & Updates
No email address is published on this site yet.
We may update this Privacy Policy periodically. We'll notify you of significant changes via email or prominent notice on our website.
This Privacy Policy is effective as of 11/14/2026 and replaces all previous versions.