Privacy Policy for QCurve
Effective Date: June 2026
QCurve is an Android audio equalizer and DSP customization application designed to provide audio enhancement, spectrum visualization, device-based presets, and advanced tuning features.
Information Collection and Use
QCurve does not collect personally identifiable user information directly.
The app may use certain Android permissions and system features strictly for audio processing functionality, including:
• Microphone access (RECORD_AUDIO) for ral-time spectrum analyzer and audio visualization features
• Audio device detection for device-based audio optimization features
• File access for importing and exporting user presets
Audio captured for visualization is processed locally on the device and is not recorded, stored, or transmitted.
Premium Features and Purchases
QCurve may use Google Play Billing for premium feature purchases. Purchase processing and verification are handled securely through Google Play services.
QCurve does not collec or store payment card information.
Advertising
QCurve may display advertisements through Google AdMob.
Google AdMob may collect and process certain information, including:
• Advertising ID
• Device information
• Diagnostic information
• App-related advertising performance data
This information may be used to provide, improve, personalize, and measure advertising performance.
Users can learn more about Google's privacy practices by visiting:
https://policies.google.com/privacy
Users may reset or imit the use of their Advertising ID through their Android device settings.
Third-Party Services
QCurve may use third-party services provided by Google, including:
• Google AdMob
• Google Play Billing
• Google Play Services
These services may collect limited technical, diagnostic, or advertising-related information according to their own privacy policies.
Data Sharing
QCurve does not sell or rent personal user data.
Certain information may be collected or processed by Google services used within he app, including Google AdMob, Google Play Billing, and Google Play Services, in accordance with Google's privacy policies.
Security
Reasonable measures are taken to protect app functionality and user data processed locally on the device.
Children's Privacy
QCurve is not specifically directed toward children under the age of 13. The app does not knowingly collect personal information from children.
Changes to This Privacy Policy
This Privacy Policy may be updated periodically. Any changes will be eflected on this page along with an updated effective date.
Contact
For questions or support regarding this Privacy Policy or QCurve, contact:
qcurveaudio@gmail.com