MateLab — Intelligent Apps for Everyday Life

HearingMate

AI-powered hearing assistant that turns your smartphone into a smart hearing aid. Real-time audio processing, adaptive EQ, tinnitus therapy, and personalized sound environments — all in your pocket.

Hearing Aid Real-time EQ Tinnitus Therapy Android

LegalMate

Your AI legal companion. Understand contracts, get plain-language explanations of legal documents, and navigate everyday legal questions with confidence — without expensive consultations.

Legal AI Contract Review Document Analysis Coming Soon

StockMate

Smart investment insights powered by AI. Track portfolios, analyze market trends, get personalized stock summaries, and stay ahead with real-time financial intelligence.

Stock Analysis AI Insights Portfolio Tracker Coming Soon

BrainMate

Cognitive training and mental wellness app. Sharpen memory, focus, and problem-solving skills through science-backed exercises and AI-personalized daily brain workouts.

Brain Training Cognitive Health Mental Wellness Coming Soon

Privacy Policy

Last updated: July 2, 2026

MateLab ("we", "us", or "our") operates the HearingMate mobile application. This Privacy Policy explains how we collect, use, and protect your information when you use our app.

1. Information We Collect

Account information: Anonymous user identifier (Firebase UID) created at first launch
Device information: Device ID used to manage trial period and access control
Usage data: App feature usage (EQ settings, hearing mode usage, ad watch history)
Subscription status: Purchase and subscription information via RevenueCat

We do not collect your name, phone number, or precise location.

2. Third-Party Services

Google AdMob

We use Google AdMob to display advertisements. AdMob may collect and use data to serve personalized ads based on your interests. In regions subject to GDPR (EEA, UK, Switzerland), we obtain your consent before showing personalized ads via Google's User Messaging Platform (UMP).
For more information: Google Privacy Policy

Firebase (Google)

We use Firebase for authentication (anonymous sign-in), cloud database (Firestore), and analytics. Firebase collects device identifiers and usage events to support app functionality.
For more information: Firebase Privacy Policy

RevenueCat

We use RevenueCat to manage in-app subscriptions. RevenueCat processes purchase receipts and subscription status. No payment card data is stored by us or RevenueCat — all payments are handled by Google Play.
For more information: RevenueCat Privacy Policy

3. How We Use Your Information

To provide and maintain the app's core features
To manage trial periods and subscription access
To display relevant advertisements
To improve app performance and user experience

4. Data Retention

We retain your data for as long as your account is active. You may request deletion of your data at any time by contacting us at cnuseac@gmail.com.

5. Your Rights (GDPR)

If you are located in the European Economic Area (EEA), United Kingdom, or Switzerland, you have the following rights under GDPR:

Right to access the personal data we hold about you
Right to correct inaccurate or incomplete data
Right to request deletion of your data
Right to withdraw consent for personalized advertising at any time
Right to object to data processing

To exercise these rights, contact us at cnuseac@gmail.com.

6. Children's Privacy

Our app is not directed at children under the age of 13. We do not knowingly collect personal information from children.

7. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify users of significant changes by updating the "Last updated" date above.

8. Contact Us

If you have questions about this Privacy Policy, please contact us at:
cnuseac@gmail.com

Intelligent Appsfor Everyday Life