What we collect
MJK Tools does not require account registration to use any calculator. We may collect limited technical data such as browser type, device type, and page analytics for performance and quality monitoring.
Privacy Policy
Effective date: March 10, 2026
MJK Tools is designed for low-friction usage. We handle analytics and technical data with a privacy-conscious approach.
How we use data
Data is used exclusively to improve calculator reliability, site speed, and content quality. We do not sell, rent, or trade user information to third parties.
Cookies and analytics
We use cookies for analytics and advertising measurement via Google Analytics and Google AdSense. You can manage or disable cookies at any time through your browser settings.
Calculator inputs
All calculator inputs are processed locally in your browser session. MJK Tools does not transmit or store your financial inputs on our servers.
Contact
Privacy questions can be directed to contact@mjksupplies.com. We will respond within 2–3 business days.