Image Watermark Tool
Add custom text watermarks to images with opacity, color, and font scaling controls.
Add custom text watermarks to images with opacity, color, and font scaling controls.
About this tool
Image Watermark Tool is a free, browser-based tool that lets you add custom text watermarks to images with opacity, color, and font scaling controls. It supports Image → Watermarked Image. Everything runs locally on your device, so your files are never uploaded to a server. There's no sign-up, no watermark, and no limit — just open Image Watermark Tool, add your input, and get results instantly.

Select base image.
Customize text, opacity, color, and size.
Prevent image theft by stamping custom watermark text.
Image Watermark Tool processes your data locally in the browser. Nothing is uploaded, tracked, or stored u2014 your files never leave your device.
Use Image Watermark Tool as much as you want with no fees, no watermarks, and no hidden limits.
Image Watermark Tool runs in any modern browser. There's nothing to download, install, or configure.
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