Convert R3D to CG4

Fast R3D to CG4 conversion for RAW photos. reaConverter processes camera files offline with professional output settings.

Tired of converting R3D files one at a time? reaConverter processes entire folders to CG4 automatically. Handles large batches reliably without crashes or timeouts. Photographers use it to batch process entire shoots in minutes.

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R3DCG4

How to Convert Multiple R3D Images to CG4?

1. Download and Install reaConverter

Install reaConverter for fast R3D conversion. Quick setup, then you're ready to process entire photo shoots. Need edits? Resize, rotate, or add watermarks during conversion.

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Install reaConverter

2. Load your R3D files

Load your R3D files into reaConverter. You can add individual files or point to folders, and the software will queue everything automatically.

Add files by dragging them in, browsing folders, or using the right-click menu from Windows Explorer.

Load your R3D files into reaConverter

3. Select CG4 as output format

Select CG4 from 700+ supported output formats. Choose your destination folder and adjust settings to match your needs.

Select CG4 as output format

4. Start R3D to CG4 conversion

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

Start Conversion

Once the conversion is complete, you can find your CG4 files in the destination folder you selected.

R3D to CG4 Converter

reaConverter offers the fastest, simplest solution for converting your R3D files into CG4 in seconds - all photos processed on your PC for maximum privacy and speed.

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Do more with your images

Converting R3D 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.

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User Reviews

Average User Rating:
Last updated on January 25, 2026
"reaConverter saved our team hundreds of hours by digitizing decades of CG4 archives in weeks—not months. Its resolution scaling preserved every detail, even in files older than some team members!"
Anna K.
Anna K.
Satisfied Customer
"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
"Rare software that actually does it all! Converts anything, beautiful interface, and never lets me down. A must-have!"
Henry R.
Henry R.
Happy User
"For cross-platform compatibility, JPEG remains the gold standard. reaConverter’s precision conversions ensure perfect results every time, whether for presentations, websites, or client deliverables."
Paul Baker
Paul Baker
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"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."
Elena Anderson
Elena Anderson
Happy User
"Enable shell integration for lightning-fast file conversions directly from Windows Explorer."
R. Lewis
R. Lewis
Happy User

R3D to CG4 Conversion: FAQ

What are R3D files?

The R3D (Redcode) file format is associated with RAW images and audio-video data shot using a Red digital camera. Manufactured by a Californian company called Red Digital Cinema Camera, this type of camera is mostly popular among film and photography professionals for its modularity and capacity to capture still and motion images. Depending on its content, a R3D file can provide a lossy or a lossless type of compression.

What are CG4 files?

CG4 is a raster format associated with CALS (Continuous Acquisition and Life-Cycle Support) — a program initiated by the US Department of Defense to capture and link military data. CG4 is compatible with a very limited number of digital graphics programs. Files with this extension contain a bitmap that often uses the CCITT4 compression, which is an old fax machine standard used for black-and-white images.

Can reaConverter convert R3D to CG4?

Yes! reaConverter instantly converts .r3d to .cg4 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 R3D to CG4 online?

If you only need to convert a few R3D files to CG4 format, feel free to try our free online free online R3D to CG4 converter — perfect for small batches with no installation needed!

How can I turn R3D files into CG4 on my computer?

The best way to change R3Ds to CG4s 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 R3D to CG4.

How can I automate R3D to CG4 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 R3D files to CG4 using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line r3d to cg4 converter for batch processing.

What else can I do with reaConverter?

Change format settingsChange DPIConvert GIS filesConvert CAD formatsSet bit depth

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