How to compress an image to upload it to a website

Keep your photos light so the site loads quickly and does not reject them for size.

Updated Aug 20, 2026

For a website to load fast and not reject your photos, upload them compressed. Lightening an image reduces its weight while keeping the format.

Compress the image step by step

Upload the imageOpen the compress image tool and select your JPG, PNG or WEBP.
CompressProcess the job; the image is rewritten lighter while keeping the format.
Upload it to the websiteDownload the result and upload it to the form or your site’s media library.

Quick answers

The less the better for speed, without looking bad. Many web photos work well in the tens to a few hundred KB.

If the image is huge in pixels, resize it first; then compress. They are different things and sometimes you combine them.

WebP usually weighs less than JPG or PNG at similar quality. If your site accepts it, it is a good option.