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 tracking, 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.
No logs, no tracking, no collection — ever.
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