Privacy Policy
Last updated: June 2026
What we collect
We do notcollect or store your Premium Bond holder's numbers or what you check. Your numbers are processed locally in your browser and are never uploaded to our servers. We process limited technical data (such as IP address in server logs) and use advertising and analytics cookies.
Why we process it
To keep the site secure and available, to understand aggregate usage, and to show advertising that helps keep the tool free.
Third parties
We use Cloudflare (hosting and security), a privacy-friendly analytics provider, and a third-party advertising network. These providers may set cookies; see our cookie information for details.
Cookies
Advertising partners may set third-party cookies. Where required, advertising cookies load only after you consent.
Retention
Server logs are retained for 30–90 days, then deleted.
Your rights
Under UK GDPR you have rights to access, correct, and erase your personal data. This site is intended for users aged 13 and over.
Contact
Questions: hello@premiumbondchecker.com
This site is independent and not affiliated with, endorsed by, or connected to NS&I (National Savings and Investments) or HM Treasury. We use publicly available prize data from NS&I.