Compress images for Klaviyo.
Drop your photos and download them under 10 MB, the file-size limit in Klaviyo'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.
Under 10 MB per image, saved as JPG
Limits come from each platform's own help pages, summarised in the guides (checked 24 September 2026).
What Klaviyo asks for.
Source: Klaviyo Help Center — About email images best practices; Optimal email template width reference; How to embed videos and attach files to emails; Dark mode email design best practices; Why is my email being clipped? · checked 12 October 2026
Klaviyo email image sizes: 600–1,000 pixels wide and under 2,000 pixels high for full-width images, JPEG, PNG or GIF, 10 MB maximum, 1 MB advised.
- Limit used
- Under 10 MB per image, saved as JPG
- Pixels kept
- The rules checked here state no minimum pixel size, so the tool stops before the photo falls under a quarter of its original width.
- Recommended
- Full-width images between 600 and 1,000 pixels wide and less than 2,000 pixels high; images narrower than the full width of the email can be smaller than 600 pixels
- File size
- Maximum 10 MB per image; 1 MB or smaller is recommended because larger images can load slowly
- Formats
- JPEG, PNG and GIF; a WebP file can be uploaded and converted to PNG, except animated WebP; PSD or SVG files must be converted to a supported type first
Compressors by platform.
Compressing for Klaviyo, answered.
What is the image file-size limit on Klaviyo?
10 MB per image, according to the rules summarised in the Klaviyo guide. This tool saves each photo as a JPG under that size.
Is JPG accepted on Klaviyo?
Yes. The formats Klaviyo lists are JPEG, PNG, and GIF.
Does compressing for Klaviyo change the pixel size?
Only when lowering the quality is not enough to get under 10 MB. The rules checked here state no minimum pixel size, so the tool stops before the photo falls under a quarter of its original width.
Where do these figures come from?
From Klaviyo Help Center — About email images best practices; Optimal email template width reference; How to embed videos and attach files to emails; Dark mode email design best practices; Why is my email being clipped?, read on 12 October 2026. Marketplaces update their rules; the official page is the final reference.
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