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Compress images for Snapchat ads.

Drop your photos and download them under 5 MB, the file-size limit in Snapchat 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).

Snapchat single image ads use a 1,080 × 1,920 pixel, 9:16 canvas in PNG or JPEG up to 5 MB; collection thumbnails are square, 160 pixels or more.

Limit used
Under 5 MB per image, saved as JPG
Pixels kept
The image stays at 720 × 1,280 px or more.
Size
Full-screen canvas of 1,080 × 1,920 pixels; minimum image size of 720 × 1,280 pixels
Aspect ratio
9:16 is the required image ratio; ads must be full screen and vertically formatted
Formats
Single image: PNG or JPEG; collection thumbnails: static .jpg or .png only; story ad tile image: .png
File size
Single image 5 MB maximum; collection thumbnails 2 MB or less each; story ad tile image up to 2 MB
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 Snapchat ads, answered.

What is the image file-size limit on Snapchat ads?

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

Is JPG accepted on Snapchat ads?

Yes. The formats Snapchat ads lists are PNG and JPEG.

Does compressing for Snapchat ads change the pixel size?

Only when lowering the quality is not enough to get under 5 MB. The image stays at 720 × 1,280 px or more.

Where do these figures come from?

From Snapchat Business Help Center — Single Image or Video Specifications; Collection Ad Specifications; Story Ad Specifications; Single Image or Video Creative Best Practices; Single Image or Video Restrictions; About AI Info on Ads; Product Catalog Field List; Snap Advertising Policies, read on 12 October 2026. Marketplaces update their rules; the official page is the final reference.

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