Free HEIF to PGM Converter

Looking for a simple and reliable way to convert HEIF files to PGM? Try reaConverter Lite — our free image converter designed for smooth, high-quality results.

reaConverter Lite supports batch processing, so you can convert dozens or even hundreds of HEIFs to PGM in one go. Work fully offline, fine-tune resolution and quality settings, and even use right-click conversion directly from Windows Explorer for ultimate convenience.

Fast. Free. Fully offline.

Download
reaConverter Lite
Convert
HEIF to PGM
Online
HEIFPGM

How to Convert Multiple HEIF Images to PGM?

1. Download and Install reaConverter Lite

reaConverter Lite is quick to download, easy to install, and ready to launch in seconds. This lightweight, standalone software is highly efficient at handling a wide range of batch image conversions. Plus, it lets you apply essential image editing options — such as resizing, rotating, or adjusting quality — during the conversion process.

reaConverter logo
Install reaConverter Lite

2. Load your HEIF files

Start reaConverter and load all the .heif files you intend to convert into .pgm. The software supports multiple HEIF conversion and processes all files locally on your computer.

Select HEIFs from a folder or by drag-and-dropping them directly into the reaConverter window.

Load your HEIF files into reaConverter

3. Select PGM as output format

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

Select PGM as output format

4. Start HEIF to PGM conversion

Then simply press Convert button and your conversion will begin in no time!

Screenshot

Once the conversion is complete, you can find your PGM files in the destination folder you selected.

HEIF to PGM — Free

Convert your HEIF files to PGM in seconds using reaConverter Lite — the fast, free, and offline solution. All conversions are processed locally on your PC, ensuring maximum speed and privacy with no internet required.

Download Free Converter

Do more with your images

Converting HEIF 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 April 23, 2025
"I needed to convert HEIF files for a personal project, and reaConverter made it shockingly simple. Drag-and-drop batch conversion, preset profiles, and fast outputs."
Mark Reynolds
Satisfied Customer
"If Apple’s HEIF format drives you nuts, this is the fix. Simpler than Adobe, faster than online tools, and reliable enough for pro workflows."
Noah F.
Satisfied Customer
"Your solution was buried deeper in search results than it should be. After struggling with unclear alternatives, I found your guides — finally, instructions that made sense for a first-time user like me. Excellent work!"
Richard E. Miller
Satisfied Customer
"Converts files in seconds! Finally a tool that's both fast and simple to use."
Wei Chen
Happy User
"I'd been searching for reliable conversion software forever — reaConverter has everything I need! After installing and watching the tutorial, I had my files converted to the perfect format in minutes. Flawless experience!"
Sanjay Mehta
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
Marketing Agency CEO

HEIF to PGM Conversion: FAQ

What are HEIF files?

HEIF (High Efficiency Image File Format) - is a media container for images and image series. Format was developed by the Moving Picture Experts Group (MPEG). Main advantages of HEIF is efficient storage of image bursts and data encoding, which makes HEIF format a good and easy solution to distribute images and image collections.

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 HEIF to PGM?

Yes! reaConverter instantly converts .heif 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.

Is reaConverter free?

Yes — reaConverter Lite is completely free to use! It offers powerful batch image conversion, right-click integration, and support for popular formats, all without requiring an internet connection. For advanced features like automation, metadata editing, and support for rare formats, you can upgrade to the Pro edition anytime.

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 HEIF to PGM online?

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

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

The best way to change HEIFs 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 HEIF to PGM.

How can I automate HEIF 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 HEIF 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 heif to pgm converter for batch processing.

What else can I do with reaConverter?

Convert Gerber imagesCrop imagesConvert PDFWatermark picturesChange file creation date

Find out more

Get a free, user-friendly tool for image conversion and editing — with fast results and full control. Use the right-click menu to convert files instantly, or process batches with essential editing options.
Download
reaConverter Lite (FREEWARE)
reaConverter software