Privacy Policy

Last updated: March 1, 2026

Introduction

BMI Slider (“we,” “our,” or “us”) is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you visit our website bmislider.com and use our interactive BMI calculator and related services.

Information We Collect

Information You Provide

  • Health Calculator Data: When you use our BMI calculator and other health tools, you may input height, weight, age, and gender. This data is processed locally in your browser and is not transmitted to or stored on our servers.
  • Contact Information: If you contact us via email, we collect your email address and the content of your message to respond to your inquiry.

Information We Collect Automatically

  • Usage Analytics: We use Umami Analytics, a privacy-focused analytics tool, to understand how visitors interact with our website. Umami does not use cookies and does not collect personal data.
  • Device Information: Browser type, operating system, and device characteristics
  • Log Data: IP address, access times, pages viewed, and referring website

Cookies and Tracking Technologies

We use cookies and similar tracking technologies to:

  • Remember your preferences (such as metric vs. imperial units)
  • Analyze website traffic and usage patterns

Third-Party Advertising

We use Google AdSense to display advertisements on our website. Google AdSense may use cookies and web beacons to serve ads based on your prior visits to our website or other websites. Google uses advertising cookies to enable it and its partners to serve ads based on your visit to our site and/or other sites on the Internet.

You may opt out of personalized advertising by visiting Google's Ads Settings. Alternatively, you can opt out of third-party vendor cookies by visiting the Network Advertising Initiative opt-out page.

For more information about how Google uses data when you use our site, please visit Google's Privacy & Terms page.

How We Use Your Information

We use the information we collect to:

  • Provide and maintain our BMI calculator service
  • Improve our website functionality and user experience
  • Analyze usage patterns to enhance our services
  • Display relevant advertisements through Google AdSense
  • Respond to your inquiries and support requests
  • Comply with legal obligations
  • Protect against fraud and abuse

Information Sharing and Disclosure

We do not sell, trade, or otherwise transfer your personal information to third parties, except:

  • Advertising Partners: Google AdSense and its partners may collect information through cookies for ad personalization as described above.
  • Analytics Providers: We share anonymized usage data with our analytics provider (Umami Analytics).
  • Legal Requirements: When required by law or to protect our rights.
  • Business Transfers: In connection with a merger, acquisition, or sale of assets.

Data Security

We implement appropriate security measures to protect your personal information against unauthorized access, alteration, disclosure, or destruction. Our health calculators process all data locally in your browser, ensuring your health information remains private. However, no method of transmission over the internet is 100% secure.

Your Rights and Choices

You have the right to:

  • Access your personal information
  • Correct inaccurate information
  • Delete your personal information
  • Object to processing of your information
  • Opt out of personalized advertising
  • Disable cookies through your browser settings
  • Data portability

GDPR Compliance (European Users)

If you are located in the European Economic Area (EEA), you have additional rights under the General Data Protection Regulation (GDPR). We process your data based on legitimate interest for website analytics and consent for personalized advertising. You may withdraw your consent at any time through the cookie consent controls on our website.

CCPA Compliance (California Users)

If you are a California resident, you have the right to request disclosure of the categories and specific pieces of personal information we have collected. You also have the right to request deletion of your personal information and to opt out of the sale of your personal information. We do not sell personal information.

Children's Privacy

Our services are not intended for children under 13. We do not knowingly collect personal information from children under 13. If you believe we have collected information from a child under 13, please contact us immediately.

Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the “Last updated” date.

Contact Us

If you have any questions about this Privacy Policy, please contact us at:

Email: info@znzsystems.com

Consent

By using our website, you consent to the collection and use of information as described in this Privacy Policy.