Convert JPG or JPEG photos to WebP for smaller files and faster page loads on modern websites.
Free tools that often go together. Everything runs in your browser.
WebP usually produces a smaller file than JPG at similar visual quality, which helps websites load faster and use less bandwidth. Bloggers, shop owners, and developers often convert camera JPGs to WebP before publishing product photos, hero images, or blog posts. This page is for people who already know their source files are JPG and want WebP output without choosing among other formats.
Web developers and site owners optimizing photo libraries, marketers preparing assets for a CMS that accepts WebP, and anyone whose page-speed report recommends next-gen image formats for JPEG photos.
Yes. This page defaults to JPG in and WebP out for that search job. Image to WebP defaults to mixed inputs (JPG, PNG, or WebP) going to WebP. Both pages let you change Convert from and Convert to if you need a different pair.
WebP is adjustable. Higher quality keeps more detail and a larger file. Test one photo before batch converting a whole gallery.
No. Conversion runs in your browser. Justools does not store your images.
Yes. Add up to ten photos and download one ZIP of WebP files.
Modern browsers and phones do. Keep a JPG copy if you must support very old software that cannot open WebP.
Processed locally in your browser. Your files are never uploaded to our servers.