ITOnline Image Tools

Image Effects and Watermark Tools

Cover sensitive details, improve presentation and add a watermark without turning the browser into a heavy editor.

Available tools

Image Watermark

Live

Add local text or image watermarks with placement and opacity controls.

Single image · JPG, PNG, WebP

Open tool

Blur Image

Live

Blur the whole image or selected areas before exporting a new copy.

Single image · JPG, PNG, WebP

Open tool

Pixelate Image

Live

Apply whole-image or selected-area pixelation with adjustable blocks.

Single image · JPG, PNG, WebP

Open tool

Round Image Corners

Live

Round image corners and choose transparent or solid backgrounds.

Single image · JPG, PNG, WebP

Open tool

Extract Colors

Live

Extract dominant colors locally as HEX, RGB, HSL and CSS values.

Single image · JPG, PNG, WebP

Open tool

Usage notes

  • Blur and pixelate export a changed copy; they do not keep recoverable original pixels in the output.
  • Transparent effects should use PNG or WebP output.
  • JPG output fills transparent areas with a solid background.

Frequently asked questions

Can I watermark images now?

Yes. The dedicated watermark page is live and supports text or local image marks.

Will effects require an upload?

No. The live effects run locally in your browser.

Will remote watermark URLs be allowed?

No. Watermark files must come from your device.