Part of ZeroDataUpload.com
Free watermark maker to add watermark to images. Upload photos, apply text or logo watermarks, and export watermarked photos instantly.
100% client-side, zero data uploads. Your photos never leave your device—guaranteed.
or click to browse from your device
Support for batch processing - upload multiple images at once
Free online tool to watermark images and photos. Your data never leaves your device. No uploads, no sign-up, no compromise.
Built with your security in mind. Every tool runs locally in your browser.
All data stays on your device; nothing touches our servers.
Your photos are never sent or stored online.
Instant results, since there are no server round-trips.
Explore our growing collection of privacy-focused web utilities.
Explore our growing collection of privacy-focused web utilities
Professional watermark adder to add watermark to photos with batch processing
Additional privacy-focused utilities coming soon
Coming Soon