Convert EFX to PGM

EFX to PGM conversion that keeps your files private. reaConverter runs offline on your computer with full batch processing support.

Got a folder full of EFX files? reaConverter batch converts them to PGM in minutes, not hours. Local processing means instant results, even with thousands of files.

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EFX to PGM
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How to Convert Multiple EFX Files to PGM?

1. Download and Install reaConverter

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

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Install reaConverter

2. Load your EFX files

Add your EFX files to reaConverter. Whether it's a handful or an entire archive, the batch engine processes them efficiently.

Browse for files, drag them in, or add entire folders at once. reaConverter queues everything automatically.

Load your EFX files into reaConverter

3. Select PGM as output format

Pick PGM as the output format. Set the destination folder and optionally configure resolution, quality, or file naming.

Select PGM as output format

4. Start EFX to PGM conversion

Start the conversion with one click. reaConverter handles everything and notifies you when it's done.

Start Conversion

When the batch finishes, your PGM files are ready in the destination folder you chose earlier.

EFX to PGM Converter

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

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Do more with your files

Converting EFX 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
"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
"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

EFX to PGM Conversion: FAQ

What are EFX files?

EFX is an image format associated with some models of Everex fax machines. The file most likely contains the digital copy of a fax document that has been sent or received. Everex was a large manufacturer of tape drives, disk drives, fax modems and other IT products in the late 1980s. After a period of financial problems, the company was relaunched in 2008 after being acquired by New Market Technology. At the moment it manufactures desktop computers and notebooks. Everex fax machines have long been discontinued, so opening an EFX file might pose difficulties.

What are PGM files?

The PGM or Portable Graymap format is part of a package of open source graphics programs called Netpbm. Other Netpbm formats include PPM (Portable Pixmap) and PBM (Portable Bitmap), also known under the collective name of PNM (Portable Anymap). A PGM file includes a grayscale image, can work on a UNIX platform, as well as on Windows or Mac OS X, and can render a scope of up to 255 grayscale colors.

Can reaConverter convert EFX to PGM?

Yes! reaConverter instantly converts .efx to .pgm 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 EFX to PGM online?

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

How can I turn EFX files into PGM on my computer?

The best way to change EFXs to PGMs 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 EFX to PGM.

How can I automate EFX to PGM 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 EFX files to PGM using the command prompt?

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

What else can I do with reaConverter?

Convert GIS filesConvert PDFAdd watermark on photoConvert vector imagesConvert picture color space

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