Free JPEG XL Converter

Get reaConverter, our fast and easy JXL image converter software. It will help you to convert multiple .jxl files in one go.

Need a fast, reliable tool to convert your JXL images in bulk? reaConverter Lite is our brand-new free edition that brings the power of batch image conversion to everyone. Whether you're resizing, reformatting, or organizing your files, Lite delivers smooth performance with support for the most popular formats. You can even convert images instantly using the right-click menu in Windows Explorer — no need to open the program.
JXLConverter

How to Convert .jxl Images in Bulk

1. Install reaConverter Lite

Download reliable JXL conversion software to convert multiple .jxl files and folders in one go.

2. Select JXL Files

Select JXLs from a folder or drag and drop them into reaConverter, then choose the desired output format.
reaConverter - Load JXL files

3. Start Conversion

Click Convert to start the bulk conversion of all selected JXL images. The process will begin right away.
reaConverter - Start JXL conversion

Convert JXL on your PC

  • Convert hundreds of JXL images in seconds
  • Clean, intuitive interface
  • Right-click conversion straight from Windows
  • No internet required — fully offline
  • Ideal for everyday conversion tasks

Do more with your images

Converting JXL images for use in a workflow? Touch up, transform, apply editing and effects to your images during conversion.

Our range of editing options includes such image processing actions as Resize, Rotate, Crop, Color Replace, Watermarks and more. Adjust actions include RGB, HLS, HSV, Brightness and Contrast. Auto-processing options are also available, such as auto-rotate and auto-crop.

Image editing

User Reviews

Average User Rating:
Last updated on May 29, 2025
"reaConverter’s Watch Folders feature has transformed my workflow! I set it to automatically convert my images to JXL, and now every new file I add gets optimized instantly. JXL keeps my photos crisp at half the file size of JPEGs. Super easy setup, flawless results – a must for batch processing!"
Alex R.
Alex R.
Photographer
"I was skeptical at first, but reaConverter exceeded my expectations. The interface is intuitive, and the advanced settings let me tweak outputs perfectly. Plus, the customer support is fantastic!"
Sarah Lane
Sarah Lane
Satisfied Customer
"Switching to JXL format with reaConverter was effortless. The compression is incredible - my images look perfect at half the file size of JPEGs. The batch conversion works flawlessly, saving me storage space without sacrificing quality. JXL is clearly the future, and reaConverter makes adoption painless!"
Mark T.
Mark T.
Satisfied Customer
"This program is incredibly simple and user-friendly, even beginners can use it with ease. It supports batch processing, works offline, and runs smoothly on my aging Acer Aspire laptop. Best of all, the output quality is outstanding!"
Kevin Harris
Kevin Harris
Happy User
"Tried a few image tools before, but this one is by far the easiest. Drag, drop, convert — done in seconds. It saved me a ton of time when organizing my image folders."
Lisa K.
Lisa K.
Happy User
"Creating marketing materials for various platforms requires multiple file versions from single sources. reaConverter's workflow automation lets us generate PNG, JPEG, and SVG variants from AI and PSD files simultaneously. The color profile management ensures brand consistency across all outputs, and the processing speed allows for last-minute changes without delaying deadlines."
Rebecca Turner
Rebecca Turner
Marketing Agency CEO

JXL images: Frequently Asked Questions

Can reaConverter open JXL files?

reaConverter fully supports the JPEG XL image format – open, edit, and export JXL files to any other popular file format with ease.

Is reaConverter free?

Yes — reaConverter Lite is completely free to use! It offers powerful batch image conversion, right-click integration, and support for popular formats, all without requiring an internet connection. For advanced features like automation, metadata editing, and support for rare formats, you can upgrade to the Pro edition anytime.

How do I change JXL to another format?

reaConverter is a user-friendly tool for converting JXL files. Once installed on your computer, it allows you to convert all your .jxl files at once with just a few clicks. You can even convert jxl images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert JXL online?

If you only want to convert a few JXL images, you are welcome to try our free online JXL converter.

How can I turn JXL files on my computer to another format?

The best way to convert JXL images on your PC is to get a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from JXL.

How can I automate JXL files conversion?

reaConverter supports all the essential automation features, such as right-click сonversion and Watch Folders, for the most efficient automated file conversion in any software of its kind.

Can I convert JXL files using scripts or the command-line interface?

reaConverter provides full access to all its features from the Windows command-line shell, including the command-line jxl converter.

What else can I do with reaConverter?

Convert DICOM filesResize pictureConvert GIS filesConvert PDF filesWatermark images

What formats can I convert a JXL file to?
What types of files can I convert to JXL format?

Discover more

Download our free right-click JXL converter that saves you time and effort by converting multiple .jxl files into different formats.
reaConverter software