Image tool

Image Vignette Strength Comparator

Choose a photo, set a base strength, feather, and shape, then inspect several edge-falloff levels at once.

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Choose a JPEG, PNG, or WebP up to 20 MB.

Choose a JPEG, PNG, or WebP up to 20 MB.

A QUICK WALKTHROUGH

How to use this tool

  1. Choose a JPEG, PNG, or WebP image.
  2. Adjust base strength, feather, and circular or elliptical shape.
  3. Compare original, half, base, and stronger treatments side by side.

Comparison rather than export

The four canvases are a planning view for selecting an effect level. Use the separate Vignette Tool when you need adjustable center, size, and image download.

Simple radial model

The browser applies a centered black radial gradient. Circle uses equal radii; ellipse follows the image aspect ratio. It does not detect faces or subjects.

Local preview limits

JPEG, PNG, and WebP inputs are limited to 20 MB, 10,000 pixels per side, and 40 megapixels. The source is not uploaded.

GOOD TO KNOW

Common questions

Why are there four previews?

They keep the original and three related strengths visible so edge falloff is easier to compare.

Can I download a frame?

This comparator is preview-only. Use Vignette Tool to render and download one chosen treatment.

Does it upload my image?

No. Decoding and drawing happen in this browser.