Legal Terms & Privacy Policy

Please read the terms of service and privacy policy below regarding your use of PrimeNumberCheck.org.

Terms of Service

PrimeNumberCheck.org provides this prime number calculation and educational tool free of charge for informational, mathematical, and educational purposes.

The tools and information are provided “as is” without warranty of any kind, express or implied.

We strive for 100% computational accuracy, but users should independently verify critical cryptographic or scientific calculations. We cannot guarantee that any information on this website is even close to being accurate, factual or correct.

Privacy Policy

We respect your privacy by not spying on you.

Information You Provide: We do not require account registration or ask visitors to submit names, email addresses or other direct identifiers.

Calculation Inputs: Numbers typed or pasted into the checker are processed locally in your browser. They are not sent to our server or stored in a persistent database. If you supply a number through the optional n or number URL parameter, the value is part of the page request and may appear in browser history or server and content-delivery logs. Do not place private values in a page URL.

Anonymous Analytics: We use Plausible Analytics to measure aggregate traffic, including visited page URLs, referral sources, browser and device types, and approximate location. Plausible briefly processes IP addresses and user-agent strings to calculate these statistics, but does not use cookies or store the raw values.

Cookies: This website does not use tracking cookies or persistent advertising identifiers.

AI Usage

This website is not vibe coded. For more information about how we use AI, visit our AI Policy