Privacy Policy for Volume Booster Bass Booster EQ
Last updated: September 10, 2025
Bigger Bit Limited (hereinafter as “Volume Booster Bass Booster EQ”, “Earify Volume Booster”, “Earify Hearing Aid Volume Booster”, “we”, “our”, or “us”) values your privacy and is committed to protecting your personal information.
This Privacy Policy explains:
What information we collect
How we use and share your information
Your rights and choices regarding your personal information
How we comply with data protection laws such as the GDPR, CCPA, and VCDPA
By downloading, installing, or using this mobile application (the “App”), you agree to the terms of this Privacy Policy. If you do not agree, please do not use our App.
This policy applies only to information collected through our App and electronic communications in connection with it. It does not apply to offline data collection, other apps or websites, or third-party services that may have their own privacy policies.
1. Information We Collect
A. Information You Provide
Feedback, survey responses, or support requests
Audio recordings you explicitly choose to save
Any content voluntarily submitted to us
B. Information Automatically Collected
When you use the App, we may automatically collect:
Device information (IP address, manufacturer, model, OS version, CPU model, screen size)
Mobile network information
Unique device identifiers and advertising IDs (AAID, IDFA)
Installed apps (for optimization features)
Usage data (time and date of access, features used, time spent)
Cookies, SDKs, and similar tracking technologies
2. How We Use Your Information
We may use your information for the following purposes:
To personalize and improve your user experience
To maintain, troubleshoot, and optimize the App
To develop new features and hearing enhancement tools
To provide targeted advertising (through partners such as Google AdMob, Facebook, Amazon, etc.)
To comply with legal obligations
3. Permissions Used by the App
Microphone: Capture audio for real-time amplification
Bluetooth: Connect to external devices (e.g. earphones)
Notifications: Provide alerts and controls
Storage (Read/Write): Save and manage audio files
4. Data Sharing and Sale of Information
We do not sell your personal information.
We may share non-identifiable information with advertising and analytics partners.
California and Virginia users have the right to opt out of the sale or sharing of personal data (see Section 8 & 9).
5. Data Retention
We retain personal data only as long as necessary for the purposes outlined in this policy, unless a longer period is required by law.
Audio files and hearing settings remain stored locally on your device unless you choose to upload or share them.
Automatically collected data may be retained for up to 24 months for analytics and service improvement.
6. How We Protect Your Information
We implement technical and organizational security measures, including:
Encryption for data transmission
Local storage of sensitive information whenever possible
Regular review of our security practices
7. Children’s Privacy
We do not knowingly collect personal information from children under 13 (or under 16 in the EU). If you believe your child has provided us with information, please contact us to request deletion.
8. Your Data Rights (GDPR & Global Users)
If you are located in the EEA or UK, you have the right to:
Access, correct, or delete your personal data
Restrict or object to processing
Request data portability
File a complaint with your local data protection authority
Legal basis for processing:
Consent (when you voluntarily provide feedback or audio)
Legitimate interests (to improve services and prevent fraud)
Legal obligations (when required by law)
9. California Residents (CCPA/CPRA)
Under the California Consumer Privacy Act (CCPA/CPRA), you have the right to:
Know what categories of personal information we collect and how we use it
Request deletion of your personal data
Opt out of the sale or sharing of personal data
Non-discrimination for exercising your rights
To exercise these rights, contact us at app.zungdev@gmail.com.
10. Virginia Residents (VCDPA)
If you are a Virginia resident, you have the right to:
Access, correct, or delete your data
Obtain a copy of your data in portable format
Opt out of targeted advertising, sale of data, or profiling
11. Advertising and Analytics Partners
We work with third parties including Google AdMob, Facebook Audience Network, Amazon, and others.
These partners may collect advertising IDs, IP addresses, device information, and cookie identifiers to serve personalized ads.
You may opt out of targeted advertising by adjusting your device settings:
On Android: Settings → Privacy → Ads → Reset Advertising ID
On iOS: Settings → Privacy → Tracking
12. Changes to this Privacy Policy
We may update this policy from time to time. If we make significant changes, we will notify you via the App or by email. Please check the Last updated date at the top of this document.
13. Contact Information
Data Controller & Data Protection Officer (DPO):
Bigger Bit Limited
Rm 63, 7/F, Woon Lee Coml Bldg, 7-9 Austin Rd, Tsim Sha Tsui, Hong Kong
Email: app.zungdev@gmail.com
Phone: +852 6040 8198