Privacy Policy
Last updated: 14 September 2026
This Privacy Policy explains how H2 Math Vector by DRLOO (“the App”) handles information when you use the App.
1. Information We Collect
Vector Calculator may collect or process the following information:
Account Information
If you sign in to the App, we may process your email address and authentication information through Firebase Authentication. This information is used to:
- Sign you in to your account
- Identify authorized students
- Provide access to features available to authorized users
- Maintain the security of your account
Calculator Information
The App may process mathematical information that you enter, such as vectors, points, lines, planes, and other calculation inputs.
These inputs are used to perform calculations and display results and step-by-step working.
Device Information
The App may use limited device-related information for account and access-control purposes, including information necessary to help prevent unauthorized sharing of student accounts.
The App does not use this information to track your physical location.
Technical Information
Firebase and other services used by the App may automatically process certain technical information required for authentication, application functionality, security, and reliability.
2. How We Use Information
Information processed by the App may be used to:
- Provide and maintain the App
- Authenticate users
- Determine whether a user is authorized to access restricted features
- Protect student accounts from unauthorized use
- Provide calculator functionality
- Diagnose technical problems and improve reliability
- Maintain the security of the service
We do not sell personal information to third parties.
3. Firebase
The App uses Firebase services provided by Google, including Firebase Authentication and other Firebase services necessary for the operation of the App.
Firebase may process information according to Google’s applicable privacy practices.
4. Data Sharing
We do not sell or rent your personal information.
Information may be processed by service providers, such as Google Firebase, when necessary to provide authentication, data storage, security, and other App functionality.
We may disclose information when required by law or when reasonably necessary to protect the security, rights, or property of the App or its users.
5. Data Security
We take reasonable measures to protect information processed through the App. However, no method of electronic transmission or storage can be guaranteed to be completely secure.
6. Data Retention
Account and access-related information may be retained for as long as necessary to provide the App and maintain authorized student access.
When information is no longer required, it may be deleted or anonymized where appropriate.
7. Children’s Privacy
The App is intended for students and may be used by minors.
The App does not knowingly collect more personal information from children than is reasonably necessary to provide the App’s functionality.
Parents or guardians who have questions about information associated with a child’s account may contact us using the contact information below.
8. Your Rights
Depending on applicable law, you may have rights regarding your personal information, including requesting access to, correction of, or deletion of your information.
To make a privacy-related request, please contact us.
9. Changes to This Privacy Policy
This Privacy Policy may be updated from time to time. Any changes will be reflected on this page with an updated “Last updated” date.
10. Contact Us
If you have questions about this Privacy Policy or how information is handled by H2 Math Vector by DRLOO, please contact:
Email: stanley.loo.sg@gmail.com
App: H2 Math Vector by DRLOO