Privacy Policy

Last Updated: January 7, 2026

Welcome to Smart AQI Meter. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our mobile application. Please read this privacy policy carefully. If you do not agree with the terms of this privacy policy, please do not access the application.

1. Information We Collect

1.1 Personal Information

We may collect personal information that you voluntarily provide to us when you use the App, including but not limited to:

• Device information (device type, operating system, unique device identifiers)
• Location data (with your permission) to provide accurate air quality information for your area
• Usage data and app interaction information

1.2 Automatically Collected Information

When you use our App, we may automatically collect certain information, including:

• Device type and model
• Operating system version
• App version
• IP address
• Usage statistics and analytics data
• Crash reports and performance data

2. How We Use Your Information

We use the information we collect for various purposes, including:

• To provide and maintain our App's functionality
• To display air quality information relevant to your location
• To improve, personalize, and expand our App
• To understand and analyze how you use our App
• To develop new products, services, features, and functionality
• To communicate with you for customer service and support
• To send you updates and notifications (with your consent)
• To detect, prevent, and address technical issues
• To display advertisements (including personalized ads)

3. Advertising

Our App may display advertisements provided by third-party advertising networks, including Google AdMob. These advertising partners may use cookies, device identifiers, and other technologies to collect information about your activities within the App and across other apps and websites to provide you with targeted advertising based on your interests.

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

4. Third-Party Services

Our App may contain links to third-party websites or services that are not owned or controlled by us. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party websites or services. We use the following third-party services:

• Google Play Services: For app distribution and updates
• Google AdMob: For displaying advertisements
• Firebase Analytics: For app analytics and crash reporting
• Air Quality Data APIs: For providing real-time air quality information

5. Data Retention

We will retain your personal information only for as long as is necessary for the purposes set out in this Privacy Policy. We will retain and use your information to the extent necessary to comply with our legal obligations, resolve disputes, and enforce our policies.

6. Data Security

We implement appropriate technical and organizational security measures to protect your personal information against unauthorized access, alteration, disclosure, or destruction. However, please be aware that no method of transmission over the internet or method of electronic storage is 100% secure, and we cannot guarantee absolute security.

7. Children's Privacy

Our App is not intended for children under the age of 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and you are aware that your child has provided us with personal information, please contact us so that we can take necessary actions to remove such information.

8. Your Rights

Depending on your location, you may have certain rights regarding your personal information, including:

• The right to access your personal data
• The right to rectify inaccurate personal data
• The right to request deletion of your personal data
• The right to restrict processing of your personal data
• The right to data portability
• The right to opt-out of personalized advertising

To exercise any of these rights, please contact us using the contact information provided below.

9. Location Data

Our App may request access to your device's location to provide you with accurate air quality information for your current location. You can enable or disable location services through your device settings. If you choose not to allow location access, the App may still function, but some features may be limited.

10. Push Notifications

We may send you push notifications to alert you about air quality changes in your area or provide important updates. You can opt-out of receiving push notifications at any time through your device settings.

11. Changes to This Privacy Policy

We may update our 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. You are advised to review this Privacy Policy periodically for any changes. Changes to this Privacy Policy are effective when they are posted on this page.

12. Contact Us

If you have any questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us:

13. Consent

By using our App, you hereby consent to our Privacy Policy and agree to its terms and conditions.