Remove halo edges and old sticker outlines from a PNG

Trim dirty edge halos around the alpha shape and preview the cleanup on transparent asset workflows.

Cleanup

Preview on checker

Source PNG
Source previewUpload one PNG to preview the source edge halo.
Cleaned result
Cleaned previewRun the cleanup to preview the result.
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At a glance

What this tool section is for

A quick way to understand who this helps, what it solves, and where it connects next.

Best fit

People cleaning up logos, stickers, transparent product cutouts, and marketplace images that picked up dirty edge halos

Ideal for

Reducing border contamination around the alpha edge when the PNG looks wrong on dark or mixed backgrounds

Why it belongs here

Capture remove-outline and halo-cleanup intent as a direct counterpart to PNG outline generation

Closest product path

Another You and Cleanor

Details

How this should help in practice

These sections explain the job in plain language and set expectations for what the tool should do well.

Why halo cleanup matters

Transparent PNGs can look acceptable on one background and broken on another because dirty edge pixels only show up under contrast. A focused halo-cleanup tool helps rescue assets that are otherwise usable.

FAQ

Common questions

Short answers for the questions people usually have before trying a utility like this.

Is this the same as removing the whole background?

No. This tool is for cleaning the edge halo around an existing transparent PNG, not for segmenting a subject from scratch.

Can this over-clean the edge?

Yes, which is why the tool exposes aggressiveness and inner-detail protection instead of hiding the tradeoff completely.

Does the cleanup run in the browser?

Yes. The image stays local while the edge cleanup runs.

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Access

Credits and account access

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Status

Checking access.

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