Convert ADT to CG4

Bulk ADT to CG4 conversion with consistent results. Set it up once, process thousands of files with the same quality every time.

Tired of converting ADT files one at a time? reaConverter processes entire folders to CG4 automatically. Handles large batches reliably without crashes or timeouts.

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How to Convert Multiple ADT Files to CG4?

1. Download and Install reaConverter

reaConverter installs quickly on any Windows PC. No dependencies, no bloatware — just a clean setup that's ready to use immediately.

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Install reaConverter

2. Load your ADT files

Launch reaConverter and drop in your ADT files. The software queues everything for batch processing with consistent settings.

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

Load your ADT files into reaConverter

3. Select CG4 as output format

Pick CG4 as output format and choose the destination folder where you want to save new .cg4 files.

Select CG4 as output format

4. Start ADT 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.

ADT to CG4 Converter

reaConverter offers the fastest, simplest solution for converting your ADT 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 ADT 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.

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User Reviews

Average User Rating:
Last updated on January 18, 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.
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"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
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"Rare software that actually does it all! Converts anything, beautiful interface, and never lets me down. A must-have!"
Henry R.
Henry R.
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"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
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"Enable shell integration for lightning-fast file conversions directly from Windows Explorer."
R. Lewis
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ADT to CG4 Conversion: FAQ

What are ADT files?

ADT is an image format associated with AdTech fax machines. The file might contain digital copies of sent or received fax documents. The format is currently considered rare and obsolete, so in case you found such a file and would like to open it we recommend converting it to a more accessible format, such as JPEG or PNG.

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 ADT to CG4?

Yes! reaConverter instantly converts .adt 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 ADT to CG4 online?

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

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

The best way to change ADTs 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 ADT to CG4.

How can I automate ADT 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 ADT 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 adt to cg4 converter for batch processing.

What else can I do with reaConverter?

Change format settingsChange DPIConvert GIS filesConvert PDF filesWatermark picture

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