COB Converter

Use our full-featured utility to easily convert your COB files into other file format in seconds — perfect for batch conversion and processing.

How to Convert .cob Files in Bulk

1. Install reaConverter

Download reliable COB conversion software to convert multiple .cob files and folders in one go.

2. Select COB Files

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

3. Start Conversion

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

Convert COB on your PC

For quick and effortless COB 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 files

Converting COB 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.

User Reviews

Average User Rating:
Last updated on February 26, 2025
"My photography business relies on fast, accurate processing of images. With reaConverter’s Watch Folder, I drop my RAW photos into a folder and they’re instantly converted to high-res JPEGs with custom naming and watermarking. It’s streamlined my post-processing more than I imagined possible."
Emily R.
Photographer
"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
Logan B.
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
"Our volunteer team uses reaConverter to prepare images for fundraising campaigns. The learning curve was minimal, and the results are professional-grade. The customer support team even helped us customize a workflow — fantastic service!"
Jason P. Bailey
Non-Profit Coordinator
"I use the online converter — it’s quick and hassle-free!"
Jian Wong
Happy Online User
"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

COB files: Frequently Asked Questions

Can reaConverter open COB files?

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

How do I change COB to another format?

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

Can I convert COB online?

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

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

The best way to convert COB 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 COB.

How can I automate COB 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 COB 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 cob converter.

What else can I do with reaConverter?

Convert vector imagesConvert picture color spaceConvert Gerber imagesCrop pictureConvert CAD formats

What formats can I convert a COB file to?

Discover more

Explore our efficient COB file converter that saves you time and effort by converting multiple .cob files into different formats.
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