GMF Converter

Our fast and easy GMF file converter will help you avoid spending countless hours trying to figure out how to convert multiple .gmf files at once.

Download
reaConverter
Convert
GMF Files
Online

How to Convert .gmf Files in Bulk

1. Install reaConverter

Download reliable GMF conversion software to convert multiple .gmf files and folders in one go.
reaConverter logo
Install reaConverter

2. Select GMF Files

Select GMFs from a folder or drag and drop them into reaConverter, then choose the desired output format.
reaConverter - Load GMF files

3. Start Conversion

Click Convert to start the bulk conversion of all selected GMF files. The process will begin right away.
reaConverter - Start GMF conversion

Convert GMF on your PC

For quick and effortless GMF file handling on your PC, reaConverter offers powerful conversion tools with batch processing. Best of all, it works entirely offline — ensuring your sensitive data never leaves your computer.

Download reaConverter

Do more with your files

Converting GMF files for use in a larger project? 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 October 30, 2025
"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."
Elena Anderson
Elena Anderson
Happy User
"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
"We use reaConverter in our department to handle image and document conversions for multiple teams. The Watch Folders function is brilliant — I configured different folders for different workflows, and now everything happens automatically in the background. No more manual conversions or missed files. Rock-solid performance!"
James L.
James L.
IT Manager
"Exactly what I needed! Simple, fast, and no bloat. I use reaConverter Lite to resize and convert batches of images for documents. The presets make it super easy, and everything works smoothly."
Mark Jones
Mark Jones
Happy User
"Enable shell integration for lightning-fast file conversions directly from Windows Explorer."
R. Lewis
R. Lewis
Happy User
"We deployed reaConverter across our department to standardize file formats for our archives. The command-line support and automation features integrated perfectly into our systems. Stellar performance and zero crashes—it just works."
David R.
David R.
IT Solutions Architect

GMF files: Frequently Asked Questions

What are GMF files?

The GMF file format is associated with GammaFax, a model of PC fax board released in mid-1980s by GammaLink. A GMF file most likely contains the image of a sent or received fax document, or the result of other processes related to faxing. GMF files are considered archaic and obsolete.

Can reaConverter open GMF files?

reaConverter fully supports the GMF file format – open, edit, and export GMF files to any other popular file format with ease.

How do I change GMF to another format?

reaConverter is a user-friendly tool for converting GMF files. Once installed on your computer, it allows you to convert all your .gmf files at once with just a few clicks. You can even convert gmf images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert GMF online?

If you only want to convert a few GMF files, you are welcome to try our free online GMF converter.

How can I turn GMF files on my computer to another format?

The best way to convert GMF files on your PC is to get 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 GMF.

How can I automate GMF files conversion?

reaConverter supports all the essential automation features, such as right-click сonversion and Watch Folders, for the most efficient automated file conversion in any software of its kind.

Can I convert GMF files using scripts or the command-line interface?

reaConverter provides full access to all its features from the Windows command-line shell, including the command-line gmf converter.

What else can I do with reaConverter?

Convert DICOM imagesResize pictureConvert Gerber imagesCrop picturesConvert CAD formats

What formats can I convert a GMF file to?
ai  apng  avif  bmp  bpg  cal  cg4  cgm  cin  dcx  dds  dgn  dis  drw  dwf  dwg  dxf  emf  epi  eps  fax  fits  flif  gbr  gif  hpg  hru  ico  iff  iges  igs  jp2  jpeg  jpg  jxl  jxr  mif  mtv  pcl  pct  pcx  pdf  pgm  pic  plt  png  ppm  prc  ps  psd  qoi  qrt  rad  rla  sgi  shp  svg  svgz  tga  tif  tiff  webp  webpll  wmf  wmz  wpg  wrl  xbm  xpm 

Discover more

Explore our efficient GMF file converter that saves you time and effort by converting multiple .gmf files into different formats.
Download
reaConverter
Buy Now
reaConverter software