Watermark Tool
Image Watermark
Add a text watermark to any photo. Choose position, size, opacity, and color. Or tile it across the whole image.
Sign up to use this tool
Free account required. Includes 3 free uses per tool. No credit card required.
100% Private
Your image and watermark text never leave your browser. All processing is local.
Live Preview
See your watermark update in real-time as you adjust text, position, size, opacity, and color.
Tiled Mode
Cover the entire image with a repeating diagonal watermark pattern for maximum protection.
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Watermark Tool FAQ
What kind of watermarks can I add?
Text watermarks with custom font size, color, opacity, and 9-position placement. Optional tiled mode covers the entire image.
Does the watermark reduce quality?
No. The watermark is applied at full resolution. The output maintains original image quality.
Is the watermark tool free?
Free account required. Includes 3 free uses per tool. Paid plans unlock unlimited access to all PhotoRadar tools.
Are my images uploaded?
No. Everything happens in your browser. Your images and watermark text are never sent to any server.