A practical upgrade for existing JPG assets
Many website and editorial images still begin as JPG. Moving those files to WebP is one of the easiest ways to reduce delivery weight without changing the whole workflow.
JPG to WebPConvert JPG to WebP,
Convert JPG to WebP,
for lighter website images
Upload the file and start with WebP already selected as the target format, without uploading the original anywhere else.
Custom · WebP · Smart optimization (recommended) · Original resolution
Format
Quality preference
Resize
Drag & drop JPEG, PNG, WebP, or AVIF images
You can also click to choose files.
Supported formats: JPEG, PNG, WebP, AVIF.
Drop entire folders at once or seamlessly process ZIP archives with Pro.
JPEG, PNG, WebP, AVIF
Free 10 MB · Pro JPG/JPEG, WebP, AVIF 100 MB · PNG 40 MB
Some formats may produce different results depending on your browser environment.
Real Comparison
A real photo, compressed on-device.
This desert photo was compressed in KaruImg using the same in-browser process you get on the homepage. Drag the slider to compare the detail with the smaller file size.
Source size
5.3 MB
Result size
839 KB
Size reduced
84.5%
Sample photo licensed via Unsplash
Original
KaruImg result
What to know
Convert JPG to WebP for lighter blog and website delivery
This page is helpful when a JPG asset is heading to a blog, landing page, or website and you want a lighter delivery format.
Especially useful for web publishing
If the image is meant for a blog post, landing page, or marketing asset, WebP is often a more efficient delivery format than leaving the file as JPG.
Why KaruImg
Smart compression, strictly private by design.
Drop in your images and let KaruImg lighten them in your browser. If there is no real size win, it safely keeps the original.
Processed right on your device
Fast and safe processing directly inside your browser without any installations or server uploads. Your files never leave your device.
Smartly keep the original
If there’s no size benefit, we keep the original—without degrading quality.
Automatic optimization flow
No complicated quality sliders. We analyze each file and automatically choose the best compression settings.