Privacy Policy
Last Updated: February 27, 2026
This Privacy Policy explains how user information is handled in all smartphone and PC applications ("the App") provided by Kenichi Ando ("the Developer").
1. Information Collection and Use
The App may access the following information to provide functionality, but we do not upload this data to any external servers without permission.
- Local Media Files: Accessed only with user permission to play or process audio/video files stored on the device.
- Settings Data: App settings such as playlists, tempo, and pitch are saved locally.
Important note on audio processing: All media processing (vocal cancellation, pitch/tempo shifting) is performed locally on your device. Audio data is never transmitted externally for analysis or any other purpose.
2. Third-Party Services
Some versions of the App (e.g., free versions) may use third-party services for advertising and quality improvement. These services may collect anonymous identifiers.
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Google AdMob
(Advertising)
Privacy Policy -
Firebase Analytics / Crashlytics
(Analytics & Crash Reporting)
Privacy Policy
* Paid apps, active premium subscriptions, and certain PC applications do not use these tracking services.
3. In-App Purchases & Subscriptions
All in-app purchases and subscriptions are securely processed via the Apple App Store or Google Play. The developer never directly accesses or stores your payment information.
4. Data Storage and Deletion
Your files and settings data are stored only on your device. Uninstalling the app will completely delete all app-specific data from your device.
5. Contact Us
If you have any questions about this Privacy Policy, please contact us via the form below:
Go to Contact Form