Convert PMG to CG4

Convert PMG to CG4 without uploading files anywhere. reaConverter works entirely on your PC — fast, private, and handles thousands of files at once.

Manual PMG to CG4 conversion wastes hours. reaConverter automates the process — just add files and click Convert. Everything happens offline on your computer — no uploads, no cloud risks.

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PMG to CG4
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How to Convert Multiple PMG Files to CG4?

1. Download and Install reaConverter

reaConverter is a standalone Windows app — download, install, and start converting PMG files in under two minutes.

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Install reaConverter

2. Load your PMG files

Open reaConverter and add your PMG files. You can load individual files, entire folders, or even nested subfolders.

Drop your PMG files into the window or use File menu to browse and select folders.

Load your PMG files into reaConverter

3. Select CG4 as output format

Choose CG4 as the target format. Pick a destination folder or let reaConverter save files alongside the originals.

Select CG4 as output format

4. Start PMG to CG4 conversion

Hit Convert and let reaConverter do the work. The progress window shows status for each file in real time.

Start Conversion

After conversion, find your CG4 files in the output folder. Click 'Show converted files' to open it directly.

PMG to CG4 Converter

reaConverter offers the fastest, simplest solution for converting your PMG 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 PMG 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 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
"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
"After 200+ conversions on my budget laptop (i3-1115G4/4GB RAM/Win11), reaConverter outperforms heavyweight tools. Zero crashes, low CPU usage during batch processing, and no internet dependency - exactly what professionals need."
Walter Morgan
Walter Morgan
Satisfied Customer
"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

PMG to CG4 Conversion: FAQ

What are PMG files?

PMG is the proprietary image format of Paint Magic, a currently obsolete drawing program. In case you found or were sent a PMG file, it is probably old and difficult to open via regular image viewers.

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 PMG to CG4?

Yes! reaConverter instantly converts .pmg 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 PMG to CG4 online?

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

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

The best way to change PMGs 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 PMG to CG4.

How can I automate PMG 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 PMG 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 pmg to cg4 converter for batch processing.

What else can I do with reaConverter?

Convert GIS filesConvert vector imagesConvert picture color spaceConvert RAW photo formatsConvert CAD formats

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