Convert BUM to PGM

The quick and simple way to change your BUM into PGM files is to use a quality piece of software, such as reaConverter.

reaConverter - the leading solution for bulk BUM to PGM conversion. Process thousands of files in seconds with perfect quality.

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How to Convert Multiple BUM Files to PGM?

1. Download and Install reaConverter

reaConverter is quick to download, install and launch. This standalone software is extremely efficient in managing a wide range of batch conversions. reaConverter is incredibly powerful and boasts an extensive variety of features.

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Install reaConverter

2. Load your BUM files

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

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

Load your BUM 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 BUM 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.

BUM to PGM Converter

reaConverter offers the fastest, simplest solution for converting your BUM 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 BUM 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
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User Reviews

Average User Rating:
Last updated on May 23, 2025
"The step-by-step video makes conversion foolproof. I'd recommend this to my grandma - it's that well-explained!"
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DeShawn M. Thompson
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"I'm really impressed with this software - it converts files between formats incredibly fast!"
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Lin Zhang
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"I firmly believe working with JPEG — the universal format supported by all devices and apps—is the wisest choice. reaConverter handles these conversions flawlessly."
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"Rare software that actually does it all! Converts anything, beautiful interface, and never lets me down. A must-have!"
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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."
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BUM to PGM Conversion: FAQ

What are BUM files?

The BUM file extension is associated with Poser — a graphics program specialized in modeling 3D human figures and used for creating animations and digital images. A BUM file can contain static or dynamic bump images.

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 BUM to PGM?

Yes! reaConverter instantly converts .bum 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 BUM to PGM online?

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

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

The best way to change BUMs 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 BUM to PGM.

How can I automate BUM 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 BUM 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 bum to pgm converter for batch processing.

What else can I do with reaConverter?

Convert CAD formatsSet picture bit depthChange format settingsSet new DPISet file date

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