C4 Converter

Get reaConverter, our fast and easy C4 file converter software. It will help you to convert multiple .c4 files in one go.

How to Convert .c4 Files in Bulk

1. Install reaConverter

Download reliable C4 conversion software to convert multiple .c4 files and folders in one go.

2. Select C4 Files

Select C4s from a folder or drag and drop them into reaConverter, then choose the desired output format.
reaConverter - Load C4 files

3. Start Conversion

Click Convert to start the bulk conversion of all selected C4 files. The process will begin right away.
reaConverter - Start C4 conversion

Convert C4 on your PC

For quick and effortless C4 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 C4 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.

Image editing

User Reviews

Average User Rating:
Last updated on March 28, 2025
"The step-by-step video makes conversion foolproof. I'd recommend this to my grandma - it's that well-explained!"
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DeShawn M. Thompson
Happy User
"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!"
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Robert Williams
Happy User
"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
"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
"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
Happy User
"This converter delivers exceptionally quick format conversions with reliable results every time."
⭐⭐⭐⭐⭐
Brian White
Happy User

C4 files: Frequently Asked Questions

Can reaConverter open C4 files?

reaConverter fully supports the C4 file format – open, edit, and export C4 files to any other popular file format with ease.

How do I change C4 to another format?

reaConverter is a user-friendly tool for converting C4 files. Once installed on your computer, it allows you to convert all your .c4 files at once with just a few clicks. You can even convert c4 images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert C4 online?

If you only want to convert a few C4 files, you are welcome to try our free online C4 converter.

How can I turn C4 files on my computer to another format?

The best way to convert C4 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 C4.

How can I automate C4 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 C4 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 c4 converter.

What else can I do with reaConverter?

Copy EXIF dataChange file creation dateConvert Gerber imagesCrop imagesConvert RAW files

What formats can I convert a C4 file to?

Discover more

Explore our efficient C4 file converter that saves you time and effort by converting multiple .c4 files into different formats.
reaConverter software