PBM Converter

  1. Add your file.

  2. Choose the output format.

  3. Click Convert.

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Convert PBM files online for free

Our online PBM converter can change the format of a single image, song, or video without the need to download a desktop PBM file converter. Upload the file, set the output format and convert PBM in the blink of an eye.

What is PBM?

Full name

Portable Bitmap

Format type


Developed by

Jef Poskanzer


A PBM file is a monochrome bitmap image. The format was designed in the 1980-s to send images via email without the files being damaged. PBM files can be easily exchanged between different platforms.

File extension


Technical details

PBM can use plain encoding (ASCII) or binary (also called “raw”). The format uses ones and zeros to indicate black and white colors. In binary encoding, PBM supports 1 bit per pixel.

Associated programs

XnView, Inkscape, Netpbm, PaintShop Pro, ACDSee Photo Studio, Adobe® Photoshop®

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