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PBM Converter
Free browser-based PBM converter with no signup. Your files stay local. reaConverter for Windows adds automation, editing, and 700+ output formats.
How to Convert .pbm Images in Bulk
1. Install reaConverter
2. Select PBM Files
3. Start Conversion
Step by step
See It in Action
For quick and effortless PBM 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.
Edit & Enhance
Do more with your images
Converting PBM images for use in a workflow? Touch up, transform, apply editing and effects to your images during conversion.
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.
User reviews
From those who tried it
Average User Rating:Last updated on June 26, 2026
Questions & Answers
PBM images: Frequently Asked Questions
What are PBM files?
PBM (Portable Bitmap) is a file format used for storing monochrome (black and white) images. It stores the image as a plain text file, with each pixel represented by a single binary value (0 for black and 1 for white). PBM is part of the Netpbm format family, which also includes the PGM (Portable Graymap) and PPM (Portable Pixmap) formats. These formats are widely used in computer graphics and image processing applications.
Can reaConverter open PBM files?
reaConverter fully supports the PBM image format – open, edit, and export PBM files to any other popular file format with ease.
How do I change PBM to another format?
reaConverter is a user-friendly tool for converting PBM files. Once installed on your computer, it allows you to convert all your .pbm files at once with just a few clicks. You can even convert pbm images directly from Windows Explorer using the right-click menu — fast and convenient.
Can I convert PBM online?
If you only want to convert a few PBM images, you are welcome to try our free online PBM converter.
How can I turn PBM files on my computer to another format?
The best way to convert PBM images 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 PBM.
How can I automate PBM 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 PBM 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 pbm converter.
What else can I do with reaConverter?
Change format settingsCopy metadata (EXIF, IPTC)Convert PDF filesWatermark pictureConvert CAD formats
What formats can I convert a PBM file to?
Discover More
Beyond PBM conversion
Convert .pbm files in batches of any size, with editing and processing applied along the way. The same tool also handles 700+ other formats, including CAD, medical imaging, and GIS.
