CDU Converter

Get reaConverter, our fast and easy CDU file converter software. It will help you to convert multiple .cdu files in one go.

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Convert CDU on your PC

For quick and effortless CDU 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.

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Do more with your files

Converting CDU files for use in a larger project? reaConverter offers many ways to process files, so you can customize them according to your requirements.

Our range of editing options includes auto-processing options such as auto-rotate, auto-crop, watermarking and more. Change Color Space, copy Metadata, set DPI, manage ICC Profile, control Bit Depth.

Conversion features

User Reviews

Average User Rating:
Last updated on September 26, 2025

"reaConverter's automation tools have completely changed how I manage my projects. I often work with large batches of illustrations and used to spend hours converting and organizing them. Now, with Watch Folders, I just set the rules once and everything is handled automatically, exactly how I need it. This is pro-level automation made simple."

Chloe M.

Freelance Illustrator

"I was drowning in mismatched file formats until I found reaConverter. The one-click conversion and editing tools simplified everything, and the pricing is reasonable for small businesses. Now I spend less time troubleshooting and more time growing my brand!"

Emily K.

E-commerce Entrepreneur

"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."

Elena Anderson

Happy User

"So simple! I just needed to convert a couple of files to another format, and for such a straightforward task, the online converter worked perfectly — delivering the files I needed in no time. Excellent service!"

Kenneth D. Carter

Satisfied Customer

"We deployed reaConverter across our department to standardize file formats for our archives. The command-line support and automation features integrated perfectly into our systems. Stellar performance and zero crashes—it just works."

David R.

IT Solutions Architect

"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

Satisfied Customer

CDU files: Frequently Asked Questions

Can reaConverter open CDU files?

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

How do I change CDU to another format?

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

Can I convert CDU online?

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

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

The best way to convert CDU files 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 CDU.

How can I automate CDU 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 CDU 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 cdu converter.

What else can I do with reaConverter?

Convert Gerber images Crop images Copy EXIF data Change file creation date Convert GIS files