Convert PGM to ICO

PGM to ICO converter that respects your privacy. No cloud uploads, no file size limits — just fast offline batch processing.

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

Download
reaConverter
Convert
PGM to ICO
Online
PGMICO

How to Convert Multiple PGM Images to ICO?

1. Download and Install reaConverter

reaConverter is a standalone Windows app — download, install, and start converting PGM files in under two minutes. Apply image edits like resize, crop, or color adjustment while converting.

reaConverter logo
Install reaConverter

2. Load your PGM files

Add your PGM 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 PGM files into reaConverter

3. Select ICO as output format

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

Select ICO as output format

4. Start PGM to ICO conversion

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

Start Conversion

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

PGM to ICO Converter

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

Download Free Trial

Do more with your images

Converting PGM images for use in a larger project? With reaConverter, you can convert, edit, and enhance your images in one streamlined process.

Our range of editing options includes such image processing actions as Resize, Rotate, Crop, Color Replace, Watermarks and more. Adjust actions include RGB, HLS, HSV, Brightness and Contrast. Auto-processing options are also available, such as auto-rotate and auto-crop.

Image editing tools
Image editing

User Reviews

Average User Rating:
Last updated on January 25, 2026
"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
"Security was our top concern when evaluating file conversion tools. reaConverter’s offline mode and role-based access controls let us lock it down for sensitive environments. No unexpected network calls or bloat — just clean, fast conversions. Even passed our pen-testing scans without a hitch."
Marcus White
Marcus White
Healthcare IT
"An excellent program! I use it regularly in my work - it supports nearly every file format imaginable. The interface is intuitive and runs flawlessly every time."
Roger Cook
Roger Cook
Happy User
"For agencies handling confidential data, reaConverter eliminates cloud-upload risks while delivering unmatched conversion reliability. Our team uses it both in-office and remotely with identical results."
Jamal Bailey
Jamal Bailey
Satisfied Customer
"Our volunteer team uses reaConverter to prepare images for fundraising campaigns. The learning curve was minimal, and the results are professional-grade. The customer support team even helped us customize a workflow — fantastic service!"
Jason P. Bailey
Jason P. Bailey
Non-Profit Coordinator

PGM to ICO Conversion: FAQ

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.

What are ICO files?

ICO files contain the images used as icons for files, folders or programs on the Microsoft Windows platform. The icons appear on the desktop, in Windows Explorer or in the Start Menu and help identify each item. ICO images are generally of a small size, are scalable, and they can also serve as website logos or symbols that appear in the web browser next to the URL. The equivalent of ICO files on Mac computers is called ICNS.

Can reaConverter convert PGM to ICO?

Yes! reaConverter instantly converts .pgm to .ico 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.

What is reaConverter used for?

reaConverter is a software program used for converting images and other types of files from one format to another. It supports a wide range of file formats and allows users to convert multiple files at once, making it a valuable tool for graphic designers, photographers, and other professionals who work with digital images. reaConverter also includes features for resizing, cropping, and editing images, along with batch processing capabilities that help automate repetitive tasks.

Can I convert PGM to ICO online?

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

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

The best way to change PGMs to ICOs 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 PGM to ICO.

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

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

What else can I do with reaConverter?

Convert vector filesConvert picture color spaceChange file dateCopy IPTC dataConvert Gerber files

Find out more

Get advanced software for file conversion, processing, and editing, giving you complete, precise control over your work.
Download
reaConverter
Buy Now
reaConverter software