Watermark Image Online
Protect your photos with custom text or image watermarks. Simple, fast, and secure.
Click to Upload Image
Add watermarks to JPG, PNG, WebP
How It Works
Simple, fast, and secure. Get your file processed in 3 easy steps.
Upload Image
Upload the photo you want to copyright or watermark.
Customize Watermark
Choose between text or image, adjust size, opacity, and position.
Download
Apply the watermark and download your protected image instantly.
Watermark Features
Text & Logos
Add custom text or your own logo as a watermark.
Fully Customizable
Adjust opacity, rotation, size, and position with easy controls.
Secure & Local
Watermarking is done in your browser. Images are never uploaded to a server.
Why Choose PDFaiGen?
We are building the future of document processing — focusing on privacy, speed, and design.
100% Privacy Guaranteed
No cloud uploads. Your files are processed entirely on your device using WebAssembly technology.
Lightning Fast
Zero upload time. Zero download time. Instant processing powered by your own hardware.
Easy to Use
Simple drag-and-drop interfaces designed for efficiency. No accounts or sign-ups required.
Common Use Cases
See how others are using this tool to save time and improve workflows.
Copyright Protection
Add visible copyright text or logos to protect your photography from unauthorized use.
Branding
Watermark your social media content with your brand logo for better recognition.
Confidentiality
Mark sensitive documents or mockups as "DRAFT" or "CONFIDENTIAL" before sharing.
Why We are Better
See how PDFaiGen compares to traditional online PDF tools.
Ready to Protect Your Images?
Add custom watermarks now. Fast, free, and secure.
No credit card required • No installation • 100% Private
Your Privacy is Our Priority
Unlike other online tools, PDFaiGen processes your files directly in your browser. No file uploads, no server data breaches.
Zero Uploads
Files never leave your device. All processing happens locally in your browser memory.
End-to-End Private
Since no data is sent to any server, your sensitive documents remain completely private.
Works Offline
Once loaded, our tools work without an internet connection. No data usage required.