Convert MDL to CG4

MDL to CG4 conversion without modeling software. reaConverter processes 3D files locally — no additional licenses required.

Online converters too slow for your MDL files? reaConverter works locally and handles unlimited batches. All processing runs locally on your PC, so your files stay private and secure. 3D files convert without expensive modeling software licenses.

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MDL to CG4
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MDLCG4

How to Convert Multiple MDL Files to CG4?

1. Download and Install reaConverter

First, grab reaConverter from the download button below. Installation is fast, and the software runs offline — no account or signup needed.

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Install reaConverter

2. Load your MDL files

Add MDL files to reaConverter. One file or a thousand, the process is the same. Everything runs locally on your machine.

You can drag-and-drop files, browse to a folder, or add entire directory trees including subfolders.

Load your MDL files into reaConverter

3. Select CG4 as output format

Select CG4 from the output format list and set your destination folder. You can also adjust quality and compression settings.

Select CG4 as output format

4. Start MDL to CG4 conversion

Click the Convert button to start. reaConverter will process all your files with the settings you selected.

Start Conversion

When finished, your new .cg4 files will be waiting in the destination folder.

MDL to CG4 Converter

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

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Do more with your files

Converting MDL files for use in a workflow? 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
Image editing

User Reviews

Average User Rating:
Last updated on January 16, 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
"Creating marketing materials for various platforms requires multiple file versions from single sources. reaConverter's workflow automation lets us generate PNG, JPEG, and SVG variants from AI and PSD files simultaneously. The color profile management ensures brand consistency across all outputs, and the processing speed allows for last-minute changes without delaying deadlines."
Rebecca Turner
Rebecca Turner
Marketing Agency CEO
"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.
Emily K.
E-commerce Entrepreneur
"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
Kevin Harris
Happy User
"Finally an app that actually opens my weird files! Saves me from format frustration daily."
Kyle Brooks
Kyle Brooks
Happy User
"This converter delivers exceptionally quick format conversions with reliable results every time."
Brian White
Brian White
Happy User

MDL to CG4 Conversion: FAQ

What are MDL files?

MDL is a model image file associated with Half Life, a popular video game that was first released in 1998. The science-fiction shooter game had subsequent releases and upgraded, the latest being launched in 2007. MDL is considered a rare format and is probably difficult to use outside the game software.

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 MDL to CG4?

Yes! reaConverter instantly converts .mdl 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.

Can I convert MDL to CG4 online?

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

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

The best way to change MDLs 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 MDL to CG4.

How can I automate MDL 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 MDL 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 mdl to cg4 converter for batch processing.

What else can I do with reaConverter?

Convert PDFWatermark photosConvert vector imagesConvert picture color spaceConvert GIS files

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