JPG to JXL Converter

Convert your JPEG Image files to JXL quickly and for free. Upload your JPG files below and Converti turns them into JXL in seconds, with no software to install.

or drag them here
Up to 50 files

    Why convert JPG to JXL?

    Converting your JPG files to JXL leaves you with the format the job actually calls for, whether that's the web, an app, a print shop or your own archive. It's the difference between a file you have to explain and one you can simply send. Converti does it in seconds, at the highest quality the JXL format allows, and never stores your files.

    How to convert JPG to JXL

    1. Click "Choose images" or drag your JPG files into the upload area.
    2. Optionally adjust the quality and metadata options.
    3. Press "Convert" and download your new JXL file. Several files arrive as a ZIP.

    About JPG and JXL

    JPEG Image. JPG (JPEG) is the most widely supported photo format, using lossy compression for small file sizes.

    JPEG XL Image. JXL (JPEG XL) is a next-generation format with excellent compression, lossless JPEG re-encoding and wide colour support.

    Convert JPG to other formats

    JPG to PNG JPG to WebP JPG to GIF JPG to BMP JPG to TIFF JPG to AVIF JPG to ICO JPG to PDF

    Convert other formats to JXL

    PNG to JXL WebP to JXL

    Frequently asked questions

    Upload one or more JPG files in the box above, click "Convert", and download the resulting JXL file. The whole thing takes a few seconds.

    Yes. Converting JPG to JXL on Converti is completely free: no sign-up, no watermarks, unlimited conversions and no daily cap.

    Your files are used only to perform the conversion. They are not stored afterwards and never shared with anyone.

    Yes. Select several JPG files and they will all be converted to JXL and delivered together in a single ZIP archive.