Convert JPG2 to JXL

The quick and simple way to convert your JPG2 into JXL files is to use a quality piece of software, such as reaConverter.

reaConverter is offline conversion software that supports multiple file formats, including JPG2 to JXL conversion, along with image editing capabilities.

1. Download and Install reaConverter

reaConverter is quick to download, install and launch. This standalone software is extremely efficient in managing a wide range of batch conversions. At the same time, it will allow you to apply image editing options during conversion.

Install reaConverter

2. Load your JPG2 files

Start reaConverter and load all the .jpg2 files you intend to convert into .jxl. The software supports multiple JPG2 conversion and processes all files locally on your computer.

Select JPG2s from a folder or by drag-and-dropping them directly into the reaConverter window.

3. Select JXL as output format

Pick the JXL as output format and choose the destination folder where you want to save new .jxl files.

4. Start JPG2 to JXL conversion

Then simply press Convert button and your conversion will begin in no time!

Once the conversion is complete, you can find your JXL files in the destination folder you selected.

JPG2 to JXL Converter

reaConverter offers the fastest, simplest solution for converting your JPG2 files into JXL in seconds - all images processed on your PC for maximum privacy and speed.

Download Free Trial

Do more with your images

Converting JPG2 images for use in a larger project? With reaConverter, you can convert, edit, and enhance your images in one streamlined process.

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 tools

User Reviews

Average User Rating:
Last updated on June 07, 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.

Photographer

"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.

Satisfied Customer

"5/5⭐ Finally! Does what it promises - converts AND tweaks images without complicated menus. Perfect for quick jobs."

J. Mitchell

Satisfied Customer

"reaConverter is pure gold! Rock-solid performance with zero crashes. No internet needed—perfect for travel or low-connectivity work. The ultimate offline alternative to sketchy web converters. Plus, the desktop version keeps sensitive files secure since nothing ever gets uploaded to the cloud."

Malik T. Martin

Satisfied Customer

"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

Satisfied Customer

"Your solution was buried deeper in search results than it should be. After struggling with unclear alternatives, I found your guides — finally, instructions that made sense for a first-time user like me. Excellent work!"

Richard E. Miller

Satisfied Customer

JPG2 to JXL Conversion: FAQ

Can reaConverter convert JPG2 to JXL?

Yes! reaConverter instantly converts .jpg2 to .jxl with perfect quality preservation. With its batch processing feature, you can convert multiple files at once in just a few clicks. You can even convert images directly from Windows Explorer using the right-click menu — fast and convenient.

What is reaConverter used for?

reaConverter is a software program used for converting images and other types of files from one format to another. It supports a wide range of file formats and allows users to convert multiple files at once, making it a valuable tool for graphic designers, photographers, and other professionals who work with digital images. reaConverter also includes features for resizing, cropping, and editing images, along with batch processing capabilities that help automate repetitive tasks.

Can I convert JPG2 to JXL online?

If you only need to convert a few JPG2 files to JXL format, feel free to try our free online free online JPG2 to JXL converter — perfect for small batches with no installation needed!

How can I turn JPG2 files into JXL on my computer?

The best way to change JPG2s to JXLs on your PC is to install 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 JPG2 to JXL.

How can I automate JPG2 to JXL files conversion?

reaConverter supports all the most useful automation features such as right-click сonversion and Watch Folders for the most efficient automated files conversion in any software of this type.

Is there a way to convert JPG2 files to JXL using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line jpg2 to jxl converter for batch processing.

What else can I do with reaConverter?

Copy IPTC data Convert Gerber files Crop images Change file creation date Convert DICOM files