Privacy Policy
Effective Date: May 26, 2026
Dev Puzzle ("we", "our", or "us") values your privacy. This Privacy Policy explains what information is collected, how it is used, and your rights as a visitor to https://devpuzzle.org.
1. Information we collect
We do not collect personally identifiable information through normal use of the site. However, the following non-personal data may be collected automatically when you visit:
- IP address (used for general geo-location and fraud prevention)
- Browser type and version
- Operating system and device type
- Pages visited, time on page, and interaction patterns
- Referrer URL
Your puzzle progress is stored locally in your browser’s localStorage. It is never sent to our servers.
2. Cookies and similar technologies
We use cookies for three purposes:
- Essential cookies. Required for core functionality.
- Analytics cookies. To understand how visitors interact with the site.
- Advertising cookies. Set by Google AdSense and partners.
3. Third-party services and Google AdSense
We use Google AdSense. Google and its partners use cookies and similar technologies to serve ads and measure performance. Review how Google uses information from sites or apps that use our services.
Opt out of personalized advertising at Google Ads Settings or at aboutads.info/choices and youronlinechoices.eu.
4. Consent (EU/UK and California users)
If you visit from the EEA, UK, or Switzerland, you will be asked for consent before any non-essential cookies are set. We use a Google-certified Consent Management Platform (Google’s Funding Choices) to record your choices.
California residents have rights under the CCPA. Email us to exercise any of them.
5. Your rights under GDPR
- Access the personal data we hold about you
- Request correction of inaccurate data
- Request deletion ("right to be forgotten")
- Restrict or object to certain processing
- Request data portability
- Withdraw consent at any time
- Lodge a complaint with your national DPA
6. Children’s privacy
Not directed at children under 13 (or under 16 in the EEA). We comply with COPPA.
7. Data security
We use TLS for all data in transit and access controls on backend systems.
8. Changes to this policy
We may update this policy. Material changes will be announced on the homepage.
9. Contact
More: About Dev Puzzle · Instructions