Privacy-first

Privacy Policy

Last updated: March 2026

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No personal data collected, ever.

CircuitQuEEst is a fully offline app. It does not connect to the internet, does not require an account, and does not transmit any data anywhere.

Overview

CircuitQuEEst ("the App") is an Android application for learning Electrical Engineering fundamentals. This Privacy Policy explains what data the App handles and how it is used.

The short version: we collect nothing. All data stays on your device.

Data we collect

None. The App does not collect, transmit, or share any personal information, usage analytics, crash reports, or identifiers of any kind.

Data stored locally on your device

The App stores the following data locally using Android's Room database. This data never leaves your device:

This data is stored solely to provide the core functionality of the App (progress tracking and sequential topic unlocking). You can delete it at any time by clearing the App's data in Android Settings → Apps → CircuitQuEEst → Storage → Clear Data.

Internet access

The App does not request the INTERNET Android permission. It cannot make network connections of any kind.

Third-party services

The App does not integrate any third-party SDKs, analytics libraries, advertising networks, or crash-reporting tools.

Children's privacy

CircuitQuEEst is suitable for all ages. Because we collect no data whatsoever, there are no special concerns regarding users under the age of 13 (COPPA) or 16 (GDPR).

Changes to this policy

If this policy changes, the updated version will be published at this URL with a revised "Last updated" date. Given that the App collects no data, meaningful changes are unlikely.

Contact

For questions about this privacy policy, open an issue on the GitHub repository.

Summary: CircuitQuEEst is an offline-only app. No accounts. No internet. No tracking. Your data stays on your device.