Watermark Generator
Protect your photographs and graphics with customizable text or logo watermarks. Drag anywhere on screen, choose custom Google Fonts, and export batch ZIPs — 100% private in your browser.
Upload Images to Watermark
Single image or batch processing up to 100 images. Touch, Drag & Arrow Key positioning supported.
How to use Watermark Generator
Upload File
Drag & drop your files into the local dropzone or browse from your device.
Adjust Settings
Customize options, formats, quality, or dimensions in real-time.
Download Result
Save high-quality output files directly to your device instantly.
Why use ImgZero for Watermark Generator?
Frequently Asked Questions
Are my photos uploaded to a server when watermarking?
No. All watermarking processing takes place locally inside your browser using HTML5 Canvas. Your images never leave your computer or phone.
Can I watermark multiple images at once?
Yes! You can upload a batch of up to 100 images, configure your watermark once, and download all watermarked images individually or packaged in a single ZIP file.
Can I use custom font files or logo images?
Yes. You can upload custom TTF/WOFF font files directly from your computer or upload PNG/WebP/SVG logo graphics to use as image watermarks.
100% Client-Side Privacy Guarantee
Your files stay on your machine. No server uploads and no file-content tracking.