HDR Converter

HDR to JPG in your browser, free and unlimited. Files never leave your machine. reaConverter for Windows handles the other 700+ formats in batch.

HDRConverter

How to Convert .hdr Images in Bulk

1. Install reaConverter

Download reliable HDR conversion software to convert multiple .hdr files and folders in one go.

2. Select HDR Files

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

3. Start Conversion

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

Convert HDR on your PC

For quick and effortless HDR file handling on your PC, reaConverter offers powerful conversion tools with batch processing. Best of all, it works entirely offline — ensuring your sensitive data never leaves your computer.

Do more with your images

Converting HDR 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 28, 2026
"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
"We receive artwork in all kinds of formats from clients. reaConverter takes care of converting them all to print-ready specs automatically using Watch Folders. It reduces errors, saves us time, and has improved our turnaround time with customers. Incredibly powerful software."
Michael D.
Michael D.
Print Shop Owner
"This software just works! My old laptop can’t handle Photoshop, but reaConverter flies through conversions without breaking a sweat. Wi-Fi gone? Still strong!"
Robert Williams
Robert Williams
Happy User
"For agencies handling confidential data, reaConverter eliminates cloud-upload risks while delivering unmatched conversion reliability. Our team uses it both in-office and remotely with identical results."
Jamal Bailey
Jamal Bailey
Satisfied Customer
"After 200+ conversions on my budget laptop (i3-1115G4/4GB RAM/Win11), reaConverter outperforms heavyweight tools. Zero crashes, low CPU usage during batch processing, and no internet dependency - exactly what professionals need."
Walter Morgan
Walter Morgan
Satisfied Customer
"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
Logan B.
Logan B.
Satisfied Customer

HDR images: Frequently Asked Questions

Can reaConverter open HDR files?

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

How do I change HDR to another format?

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

Can I convert HDR online?

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

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

The best way to convert HDR 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 HDR.

How can I automate HDR 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 HDR 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 hdr converter.

What else can I do with reaConverter?

Copy EXIF dataConvert CAD formatsSet picture bit depthConvert vector imagesChange image color space

What formats can I convert a HDR file to?

Beyond HDR conversion

Convert .hdr files in batches of any size, with editing and processing applied along the way. The same tool also handles 700+ other formats, including CAD, medical imaging, and GIS.
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reaConverter
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Free trial · Windows 10/11 · 64-bit · v8.0.240 · Files never leave your computer
reaConverter software