ToolHub

Image Watermark

Add a text watermark to an image with adjustable position, opacity, and size. Everything runs in your browser—your images never leave your device.

FAQ

Are my uploaded images sent to a server?

No. All watermarking happens entirely in your browser and images never leave your device.

Can I change the watermark position?

Yes. Choose any of the four corners or the center, and adjust opacity and font size as well.

Can I use non-Latin text as a watermark?

Yes. Any characters your browser can render—Korean, Japanese, emoji, and more—can be used.

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