Compress images for Taboola.
Drop your photos and download them under 5 MB, the file-size limit in Taboola'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 5 MB per image, saved as JPG
Limits come from each platform's own help pages, summarised in the guides (checked 24 September 2026).
What Taboola asks for.
Source: Realize (Taboola) Advertiser Help Center — Video, Title and Thumbnail Best Practices; Title, Thumbnail and Branding Text Policies; Declare AI-generated content in your ads; Carousel Ads; Motion Ads; Vertical / Display Ads · checked 12 October 2026
Taboola ad images: 1,200 × 674 pixels recommended, 400 × 350 minimum, 16:9 preferred, JPEG preferred, 5 MB maximum per image file.
- Limit used
- Under 5 MB per image, saved as JPG
- Pixels kept
- The image stays at 400 × 350 px or more.
- Size
- 1,200 × 674 pixels is the best-practice recommendation; the minimum is 400 × 350 pixels, and smaller images serve in fewer placements
- Aspect ratio
- 16:9 preferred, with 4:3 and 1:1 also listed; the ad preview shows 16:9, 6:5, 2:1, 1:1 and 1.91:1 crops
- Formats
- JPEG, BMP, PNG, WBMP and GIF are accepted; JPEG is preferred
- File size
- 5 MB maximum per image file
Compressors by platform.
Compressing for Taboola, answered.
What is the image file-size limit on Taboola?
5 MB per image, according to the rules summarised in the Taboola guide. This tool saves each photo as a JPG under that size.
Is JPG accepted on Taboola?
Yes. The formats Taboola lists are JPEG, BMP, PNG, and GIF.
Does compressing for Taboola change the pixel size?
Only when lowering the quality is not enough to get under 5 MB. The image stays at 400 × 350 px or more.
Where do these figures come from?
From Realize (Taboola) Advertiser Help Center — Video, Title and Thumbnail Best Practices; Title, Thumbnail and Branding Text Policies; Declare AI-generated content in your ads; Carousel Ads; Motion Ads; Vertical / Display Ads, read on 12 October 2026. Marketplaces update their rules; the official page is the final reference.
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