1 Who We Are
Watermarktrix ("we", "our", or "us") is an independent mobile application published on the Google Play Store and Apple App Store by Elnimatrix. For questions about this policy contact us at elnimatrix@gmail.com.
2 What Data We Collect
Every category of data that Watermarktrix may access or store.
| Category | Specific data | Where stored | Required? |
|---|---|---|---|
| Photos / Images | Images selected from gallery or captured by camera for watermark removal | On-device only — not stored after processing | Core feature |
| Edit history | File name, operation type, date/time | On-device (SharedPreferences) | Core feature |
| Advertising ID | Android GAID or iOS IDFA used by Google AdMob | Google AdMob | Opt-out via device Settings |
3 How We Use Your Data
Watermark Removal
On-device AI (inpainting) removes watermarks. No image data is sent to any external server.
Edit History
A record of past edits is stored locally and can be cleared at any time from Settings.
Advertising
Google AdMob displays ads. AdMob may use your Advertising ID for ad targeting.
4 Data Sharing & Third Parties
We do not sell your personal data. Data is shared only as described below.
Advertising ID for personalised or non-personalised ads
We may also disclose data if required by applicable law or to protect user safety.
5 Data Storage & Security
On-device storage
All core app data is stored locally on your device and is not accessible to us.
Transmission security
Any data transmitted to third-party services is encrypted using TLS/HTTPS.
No Watermarktrix servers
We operate no backend servers or proprietary databases. Watermarktrix has no server-side account system.
Standard device security
Your data is protected by your device's built-in encryption and access controls.
6 Permissions We Request
CAMERA
To capture photos for watermark removal.
READ_MEDIA_IMAGES
To access existing images from your gallery.
WRITE_EXTERNAL_STORAGE (Android < 10)
To save processed images to your device.
INTERNET
Required for Google AdMob to serve ads.
7 Your Rights & Controls
Access
All edit history is visible in the History screen.
Deletion
Clear individual edits by swiping or tap "Clear All History" in Settings.
Ad Preferences
Reset your Advertising ID or opt out in device Settings → Privacy.
8 Data Retention
On-device data is retained until you delete it within the app or uninstall Watermarktrix.
Analytics data collected by third-party services (e.g. Firebase, AdMob) is retained according to their own privacy policies.
To request deletion of any data held by third-party services on our behalf, contact elnimatrix@gmail.com.
9 Children's Privacy
Watermarktrix is not directed at children under the age of 13 (or 16 in the European Economic Area). We do not knowingly collect personal information from children. If you believe a child has provided personal data, please contact us and we will assist with deletion.
10 International Users
Watermarktrix is available worldwide. Because core data is stored on-device, it is subject to the laws of the country where your device resides. Any data transmitted to third-party services is subject to those services' data processing terms.
EEA / UK / Switzerland (GDPR)
You have additional rights including erasure, data portability, and the right to lodge a complaint with your local supervisory authority. Our lawful bases are legitimate interests (providing the service) and consent (for optional features such as camera access, notifications, and sign-in).
11 California Privacy Rights (CCPA)
California residents have the right to know what personal information is collected, to request deletion, and to opt out of the sale of personal information. Watermarktrix does not sell personal information. To exercise your rights, contact elnimatrix@gmail.com.
12 Google Play Data Safety Disclosure
Summary for the Google Play Data Safety section.
Does your app collect or share any required user data types?
Yes (Advertising ID via AdMob)
Is all user data encrypted in transit?
Yes — TLS/HTTPS for AdMob calls
Do you provide a way for users to request data deletion?
Yes — clear edit history within the app
Photos collected?
No — images are processed on-device and not stored or shared
Data types collected
Device or other IDs (Advertising ID via Google AdMob)
Is data used for advertising?
Yes — Google AdMob (users may opt out via device Settings)
13 Changes to This Policy
We may update this Privacy Policy from time to time. When we do, we will revise the effective date at the top of this page. For material changes we will notify you via an in-app notice. Continued use of Watermarktrix after the effective date constitutes acceptance of the updated policy.
14 Contact Us
Questions, concerns, or requests regarding this Privacy Policy or your data?