Vertopal — Free Online Converter
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Convert BMP to PGM

Convert BMP images to PGM format, edit and optimize images online and free.

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Bitmap Image (.bmp)

BMP is a raster graphics file format developed by Microsoft Corporation in 1986. It was designed in early Windows editions to store bitmaps in a Device Independent Bitmap (DIB) file, making it easy for Windows to view it on different displays without using graphics adapters.

BMP Converter More About BMP

Portable Graymap (.pgm)

The PGM which stands for Portable Gray-Map is a simple structured grayscale raster image format designed by Jef Poskanzer in the 1980s. It was designed to easily exchange binary images between different platforms.

PGM Converter More About PGM

How to convert BMP to PGM?

  1. Upload BMP File

    Click the Choose File button to select the BMP file.

  2. Select BMP Tools

    Before clicking the Convert button, use any available BMP to PGM tools.

  3. Download Your PGM

    Give it a moment for the PGM conversion to complete, then download your file afterward.

Convert BMP to PGM

Tools

BMP Rotate

Rotate BMP to right (90° clockwise), to left (90° counter-clockwise), 180°, and convert it to PGM.

BMP Flip

Flip BMP vertically and/or horizontally (flop), and convert it to PGM.

Frequently Asked Questions

How to change BMP format to PGM?

To change BMP format to PGM, upload your BMP file to proceed to the preview page. Use any available tools if you want to edit and manipulate your BMP file. Click on the convert button and wait for the convert to complete. Download the converted PGM file afterward.

Convert Files on Desktop

macOS
Windows
Linux

Convert BMP to PGM on macOS

Follow steps below if you have installed Vertopal CLI on your macOS system.

  1. Open macOS Terminal.
  2. Either cd to BMP file location or include path to your input file.
  3. Paste and execute the command below, substituting in your BMP_INPUT_FILE name or path. $ vertopal convert BMP_INPUT_FILE --to pgm

Convert BMP to PGM on Windows

Follow steps below if you have installed Vertopal CLI on your Windows system.

  1. Open Command Prompt or Windows PowerShell.
  2. Either cd to BMP file location or include path to your input file.
  3. Paste and execute the command below, substituting in your BMP_INPUT_FILE name or path. $ vertopal convert BMP_INPUT_FILE --to pgm

Convert BMP to PGM on Linux

Follow steps below if you have installed Vertopal CLI on your Linux system.

  1. Open Linux Terminal.
  2. Either cd to BMP file location or include path to your input file.
  3. Paste and execute the command below, substituting in your BMP_INPUT_FILE name or path. $ vertopal convert BMP_INPUT_FILE --to pgm

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