Add Watermark to Image Online Free
Stamp your name, brand or copyright across an image to discourage unauthorized use. Control the text, size, opacity and placement, then export.
Your files never leave your device. All processing happens locally in your browser.
Drag & drop your image here
or click to browse
Files never leave your device
Up to 50MB per file
Why use this tool
Fully Customizable
Choose the text, font size, opacity and corner or center placement to match your brand.
100% Private
Files are processed entirely in your browser using the Canvas and WebAssembly APIs. Nothing is ever uploaded to a server.
Instant Results
Because processing is local, there is no upload or download round-trip. Most files are ready in well under a second.
Free Forever
No account, no watermark, no daily limits. Every tool on PixelResize is free to use as often as you like.
How to watermark image
- 1
Upload the image you want to watermark.
- 2
Type your watermark text and adjust size, opacity and position.
- 3
Preview the watermark on your image.
- 4
Download the protected image.
Frequently asked questions
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