Watermark Photos

Securely add text watermarks to Photos on your device.

Private, Fast, and Free. Process your files securely in your browser. Unlike other tools, we never upload your files to a server. Everything happens locally on your device, ensuring 100% privacy for your sensitive documents.

How to watermark Photos?

1. Type your watermark text (e.g. "PROOF").

2. Upload your image.

3. Position the watermark.

4. Download.

How to Process files Offline

  1. Select your files: Drag and drop your files into the box above.
  2. Automatic Processing: The tool will instantly start processing your files locally.
  3. Adjust Settings (Optional): If available, tweak the quality or size settings to your liking.
  4. Download: Click "Download" to save your optimized files instantly.

Why Choose OfflineCompress?

  • Zero Data Uploads: Your files never leave your computer. Ideal for bank statements, ID scans, and personal photos.
  • No File Size Limits: Since we use your computer's power, you aren't limited by server caps.
  • Works Offline: Once this page is loaded, you can even disconnect from the internet and it will still work.

Frequently Asked Questions

Is it safe to process files here?

Yes, 100%. We use client-side technology (WebAssembly) to process everything in your browser. No server uploads means no risk of data breaches.

Does this work on Mac/Windows/Linux?

Yes, it works on any device with a modern web browser (Chrome, Firefox, Safari, Edge), including mobile phones.

Is this service free?

Yes, completely free with no usage limits.