Privacy Policy for Factor Friend
TL;DR: Factor Friend is a free, client-side math tool. We don't collect, store, or share your personal information. All calculations happen in your browser. We don't use cookies, analytics, or advertising.
1. About Factor Friend
Factor Friend is a free educational mathematics website that helps students and educators with:
- Factor pairs and prime factorization
- Least Common Multiple (LCM) and Greatest Common Factor (GCF)
- Quadratic equation factoring and solving
- Radical simplification
- Vertex form conversion
- Polynomial long division
- Arithmetic series calculations
2. Information Collection
We do not collect any personal information.
Factor Friend operates entirely in your web browser. When you enter numbers or equations:
- All calculations are performed locally on your device
- No data is transmitted to our servers or any third parties
- We do not require accounts, registrations, or logins
- We do not store your calculation history
3. Cookies and Tracking
We do not use cookies or tracking technologies.
Factor Friend does not use:
- Cookies (session or persistent)
- Analytics services (Google Analytics, etc.)
- Advertising networks
- Social media pixels or tracking scripts
- Third-party tracking of any kind
4. Server Logs
Our web hosting provider may collect standard server log information, which typically includes:
- IP addresses
- Browser type and version
- Referring website addresses
- Date and time of access
This information is collected automatically by most web servers for security and performance purposes. We do not access, analyze, or use this data for any purpose beyond basic website operation and security.
5. How We Use Information
We don't use your information because we don't collect it.
Since all calculations happen in your browser:
- Your mathematical inputs never leave your device
- We have no access to what you calculate
- We cannot track your usage patterns
- We cannot identify individual users
6. Third-Party Services
Factor Friend uses the following external resources for functionality:
- MathJax (CDN) - for rendering mathematical notation. MathJax is loaded from a CDN but does not track users.
- Polyfill.io (optional) - for browser compatibility. Loaded only if needed by older browsers.
These services may log basic technical information (like IP addresses) for their own operational purposes. We recommend reviewing their privacy policies if you have concerns.
We use Google AdSense to display ads. AdSense may use cookies and similar technologies to serve ads based on your visits to this and other websites. You can opt out of personalized advertising by visiting Google's Ads Settings or www.aboutads.info. We do not sell personal information. For details on how Google uses data, see https://policies.google.com/technologies/ads.
7. Data Security
Since we don't collect or store personal data, there is no personal information to secure. Your calculations:
- Remain in your browser's memory during your session
- Are automatically cleared when you close the browser tab
- Are never transmitted over the internet to our servers
8. Children's Privacy
Factor Friend is designed for educational use and is appropriate for users of all ages, including children under 13. Since we do not collect any personal information from any users, we comply with the Children's Online Privacy Protection Act (COPPA) and similar regulations.
9. Your Rights
Under various privacy laws (GDPR, CCPA, etc.), you have rights regarding your personal data. However, since Factor Friend does not collect, store, or process personal information:
- There is no data to access, correct, or delete
- There is no data to port or transfer
- There are no automated decisions or profiling
10. International Users
Factor Friend can be accessed from anywhere in the world. Since all processing happens in your browser and we don't collect data, there are no international data transfers or storage issues.
11. Changes to This Policy
We may update this privacy policy from time to time. If we make changes, we will:
- Update the "Effective Date" at the top of this page
- Post the new policy on our website
We will not make changes that reduce your privacy protections without clear notice.
12. Open Source
Factor Friend is committed to transparency. Our code is designed to be inspectable and educational. You can verify that no data collection occurs by reviewing how the application works.
13. Contact Us
If you have questions or concerns about this privacy policy, please contact us:
Email:
We will respond to privacy inquiries within 30 days.
Summary: Factor Friend respects your privacy by not collecting any personal information.
All calculations are performed in your browser, and no data is transmitted to us or third parties.