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Compress images for Amazon Ads.

Drop your photos and download them under 5 MB, the file-size limit in Amazon Ads's image rules. The quality is lowered first and the pixel dimensions only when needed; the photo is never cropped. It runs in your browser; nothing is uploaded.

Black-dial watch with a mesh strap on white, three-quarter view
Source photo: Plain product photo. Made with Herofab · Packshot studio
Free tool · first use without sign-up

Under 5 MB per image, saved as JPG

Limits come from each platform's own help pages, summarised in the guides (checked 24 September 2026).

Amazon Ads creative specs: custom images 1,200 × 628 or 1,200 × 1,200 pixels recommended, logo at least 400 × 400, 72 ppi, 5 MB for the crop tool.

Limit used
Under 5 MB per image, saved as JPG
Pixels kept
The shorter side stays at 600 px or more.
File size
A custom image used with the cropping tool must be 5 MB or smaller and at least 600 × 600 pixels
Free tool · first use without sign-up

Herofab free tools continue with a free account

The first use of each tool runs without sign-up. From the second use, the tools run with a free Herofab account; files are still processed in the browser and are not uploaded. This way, every free tool remains available with no usage limit.

Questions

Compressing for Amazon Ads, answered.

What is the image file-size limit on Amazon Ads?

5 MB per image, according to the rules summarised in the Amazon Ads guide. This tool saves each photo as a JPG under that size.

Is JPG accepted on Amazon Ads?

The Amazon Ads rules summarised here do not list the accepted formats. Every platform in Herofab's guides that publishes such a list accepts JPG.

Does compressing for Amazon Ads change the pixel size?

Only when lowering the quality is not enough to get under 5 MB. The shorter side stays at 600 px or more.

Where do these figures come from?

From Amazon Ads — A complete guide to Sponsored Brands and display ads moderation; Component-based Creative: Asset-based and Brand Store creative; Supply and format-specific requirements; General requirements; AI-generated people in ads: New York State disclosure requirement, read on 12 October 2026. Marketplaces update their rules; the official page is the final reference.

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