Privacy Policy for B4P: Citizen Science App Last Updated: April 20, 2026
1. Introduction Welcome to the B4P: Citizen Science App. We are committed to protecting your personal information and your right to privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our mobile application for scientific research and urban environmental analysis.
2. Information We Collect We collect information that you provide directly to us through the app’s research tools. No user account or login is required to use this app.
Demographic Data: We collect your Age and Gender to ensure diversity and statistical accuracy in our research.
Location Data: We collect precise location information (Latitude and Longitude) only at the moment you submit a survey.
Survey Data: We collect responses to our research questions. Users can choose between a Short Survey (2 questions) or a Long Survey (5 questions) covering topics such as:
Quality of Life perception.
Heat and Noise stress levels.
Presence of greenery.
Urban walkability.
Usage Data: Technical information such as device type and crash reports (Analytics) to ensure app stability.
3. How We Use Your Information The data collected is used strictly for scientific and academic purposes:
Environmental & Temperature Analysis: We link your Location Data with survey responses to analyze urban heat islands, noise pollution, and climate conditions in specific geographical micro-climates.
Research Accuracy: Age and Gender help categorize results to ensure the research represents a broad population.
Public Data Visualization: Anonymized survey results (Keywords: Quality of Life, Heat, Noise, Greenery, Walkability) are visualized and shared publicly on our research project. Users are provided a secure link within the app to copy and paste into their own external web browser to view the dashboard results (https://b4p-citizen.rupp.edu.kh). * Note: No personally identifiable information (PII) is ever displayed.
App Functionality: To enable the secure submission of survey data via our internal APIs.
Analytics: To monitor app performance and fix technical bugs.
4. Data Sharing and Disclosure
Academic Use: Data is shared only within the Build4People project and Royal University of Phnom Penh (RUPP) research initiatives.
No Third-Party Advertising: We do not sell, rent, or share your data with advertisers or commercial entities.
Internal Data Handling: Data is transmitted securely via private APIs to protected university servers.
5. Data Retention We retain the collected research data only for as long as necessary to complete the scientific analysis and meet the academic requirements of the project.
6. Security of Your Data We use commercially acceptable security measures (such as HTTPS encryption during transmission) to protect your data. Since the app does not require a login, no passwords or financial data are stored.
7. Contact Us If you have any questions or concerns about this Privacy Policy, your data privacy, or if you wish to exercise your rights regarding your personal information, please contact us:
By Email: admin.itcenter@rupp.edu.kh
Organization: IT Center, Royal University of Phnom Penh (RUPP)
Project Affiliation: Build4People (B4P) – Sustainable Urban Transformation
Address: Russian Federation Boulevard, Tuol Kork, Phnom Penh, Cambodia.
8. Data Deletion Requests We respect your privacy and provide you with the right to request the deletion of your data. Even though the app does not require an account, you can request to remove your survey submission by:
Sending an email to admin.itcenter@rupp.edu.kh.
Providing any specific details that can help us identify your submission (such as the approximate date, time, and location of the survey).
Once verified, we will remove your specific entry from our research database within 30 days.
9. 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 at the top of this policy. You are advised to review this Privacy Policy periodically for any changes.