Last Updated: November 14, 2025
Developer: Elfe Studio
This Privacy Policy describes how the Reverse Singing mobile application ("the App," "our App") collects, uses, and handles your information. Elfe Studio ("we," "us," or "our") is committed to protecting your privacy and being transparent about our data practices.
The App is designed with privacy in mind and operates primarily on your device:
Audio Recordings: All audio recording, processing, and reversing functions are performed locally on your device. We do not collect, upload, store, or transmit your audio files to our servers or any third-party servers.
Personal Information: We do not collect, request, or store any personally identifiable information such as your name, email address, phone number, or physical address.
User Content: Any audio files you create, import, or export remain solely on your device and under your control.
To provide a free app experience and continuously improve our service, we integrate third-party services for advertising and analytics. These services may automatically collect certain information:
Usage and Interaction Data:
Features and functions you use within the App
Session duration and frequency of use
In-app interactions and user flow patterns
App crashes, errors, and diagnostic information
Device and Technical Information:
Device model, manufacturer, and type
Operating system version (Android)
Unique device identifiers (such as Android Advertising ID)
Screen resolution and device settings
App version and installation information
Network and Location Information:
IP address
Approximate geographic location (derived from IP address, not GPS)
Network connection type (WiFi, cellular)
We use the following categories of third-party services, which may collect and process data as described above:
We partner with advertising networks, including Google AdMob, to display advertisements within the App. These services:
Use device identifiers and usage data to serve relevant advertisements
May use cookies and similar tracking technologies
Operate according to their own privacy policies
Google AdMob Privacy Policy: https://policies.google.com/privacy
We use analytics providers, including Google Analytics for Firebase, to:
Understand how users interact with the App
Identify and fix bugs and crashes
Improve app performance and user experience
Analyze usage patterns and trends
Google Analytics for Firebase Privacy Information: https://firebase.google.com/support/privacy
You can opt out of personalized advertising by:
Adjusting your device's advertising settings:
Android: Settings → Google → Ads → Opt out of Ads Personalization
Visiting the Digital Advertising Alliance's opt-out page: http://www.aboutads.info/choices/
We take the security of your information seriously:
Encryption in Transit: All data transmitted between your device and third-party services is encrypted using industry-standard SSL/TLS protocols.
No Server Storage: Since we do not collect or store your audio recordings or personal information on our servers, there is no risk of unauthorized access to such data through our systems.
Third-Party Security: Our third-party partners maintain their own security measures, as described in their respective privacy policies.
Local Data: Audio files and app settings stored on your device remain there until you delete them or uninstall the App.
Third-Party Data: Data collected by third-party services is retained according to their respective privacy policies and retention practices.
The App is not intended for, nor directed to, children under the age of 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us at the email address below, and we will take steps to delete such information.
Your information collected by third-party services may be transferred to, stored, and processed in countries other than your country of residence. These countries may have data protection laws that differ from those in your country. By using the App, you consent to such transfers.
Depending on your location, you may have certain rights regarding your information:
Access and Correction: You may request access to or correction of information held by third-party services by contacting them directly.
Deletion: You can delete the App and all local data by uninstalling it from your device.
Opt-Out: You can opt out of personalized advertising as described in Section 2.3.
Data Portability: For data held by third-party services, contact those providers directly.
We may update this Privacy Policy from time to time to reflect changes in our practices, technology, legal requirements, or other factors. When we make changes:
We will update the "Last Updated" date at the top of this policy
Significant changes will be communicated through the App or via an update notification
Continued use of the App after changes constitutes acceptance of the updated policy
We encourage you to review this Privacy Policy periodically.
By downloading, installing, and using the App, you acknowledge that you have read and understood this Privacy Policy and consent to the collection, use, and sharing of information as described herein.
If you have any questions, concerns, or requests regarding this Privacy Policy or our privacy practices, please contact us:
Email: motculua0605@gmail.com
Developer: Elfe Studio
We will make reasonable efforts to respond to your inquiry within 30 days.