Privacy Policy
Last Updated: January 2025
At AQI to Cigarettes Calculator, we take your privacy seriously. This Privacy Policy explains what information we collect, how we use it, and your rights regarding your data.
Information We Collect
Information You Provide
Our calculator works entirely in your browser. We do not collect, store, or transmit any personal information that you enter into the calculator (such as AQI values or exposure times). All calculations are performed locally on your device.
Automatically Collected Information
When you visit our website, we may automatically collect certain information through cookies and similar technologies:
- Usage Data: Pages visited, time spent on pages, links clicked
- Device Information: Browser type, operating system, screen resolution
- Location Data: General geographic location (country/region level only, not precise location)
This information is collected in aggregate form and cannot be used to personally identify you.
How We Use Information
We use the automatically collected information to:
- Improve Our Service: Understand how users interact with our calculator to make it better
- Analyze Traffic: Monitor website performance and identify technical issues
- Display Advertisements: Show relevant ads through Google AdSense (see below)
Third-Party Services
Google Analytics
We use Google Analytics to understand how visitors use our website. Google Analytics collects information such as how often users visit the site, what pages they visit, and what other sites they used before coming to our site.
Google Analytics collects only the IP address assigned to you on the date you visit our site, rather than your name or other identifying information. We do not combine the information collected through Google Analytics with personally identifiable information.
You can opt out of Google Analytics by installing the Google Analytics Opt-out Browser Add-on.
Google AdSense
We use Google AdSense to display advertisements on our website. Google AdSense may use cookies and web beacons to collect information about your visits to this and other websites to provide relevant advertisements about goods and services that may interest you.
For more information about how Google uses data when you use our site, please visit Google's Privacy & Terms.
You can opt out of personalized advertising by visiting Google's Ads Settings.
Baidu Analytics
For visitors from certain regions, we may use Baidu Analytics to understand site usage. Baidu Analytics operates similarly to Google Analytics in collecting aggregate, non-personally identifiable information.
Cookies
Cookies are small text files stored on your device. We use cookies to:
- Remember your preferences (such as language settings)
- Analyze site traffic and usage
- Enable advertising services
You can control cookies through your browser settings. Please note that disabling cookies may affect some functionality of our website.
Types of Cookies We Use
| Cookie Type | Purpose | |------------|---------| | Essential | Required for basic site functionality | | Analytics | Help us understand how visitors use our site | | Advertising | Used to deliver relevant advertisements | | Preferences | Remember your settings and choices |
Data Security
We implement appropriate technical and organizational measures to protect the information we collect. However, no internet transmission is completely secure, and we cannot guarantee absolute security.
Your Rights
Depending on your location, you may have certain rights regarding your information:
- Access: Request information about what data we have about you
- Deletion: Request deletion of your data
- Opt-out: Opt out of certain data collection practices
For any privacy-related requests, please contact us using the information below.
Children's Privacy
Our website is not directed at children under 13 years of age. We do not knowingly collect personal information from children under 13.
Changes to This 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 questions about this Privacy Policy, please contact us through our website.
This Privacy Policy is provided in English. If you need assistance understanding any part of this policy, please reach out to us.