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pngout.exe. What is it?

It’s not absolutely clear which product this file is part of and who is its author. Sometimes files like this can be dangerous. Make sure pngout.exe is a safe file by scanning your computer for viruses.

Pngout.exe is usually located in the %PROGRAM_FILES% sub-folder and its usual size is 40,960 bytes.


The pngout.exe process is safe, and you can safely disable it.

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General Information

Security risk: Free spyware & virus scanRegistry Errors: Free scan (run Registry Cleaner)Uninstallation: N/A Uninstall (run Unistall Manager)Disk & Memory Usage: N/A Free scan (run Task Manager)


Common path(s): subfolder in %PROGRAM_FILES%Filesize(s): 40,960 bytes

User opinions

pngout.exe has the following rating: 5.0
based on 2 user opinions.
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by Greg V on Nov 28, 2012 at 08:22 AM

The author of pngout.exe utility is Ken Silverman. Here is an excerpt of PNGOUT description grabbed from Ken's utility page (at / ken / utils . htm): "PNGOUT optimizes the size of .PNG files losslessly. PNGOUT is a great tool for optimizing the size of web pages or squeezing game content onto mobile devices."

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by Francois_C on May 11, 2011 at 08:06 AM

Pngout is a freeware cross-platform lossless command line optimizer for PNG image files. It is usually included in the free image viewer Irfanview. Its normal location in Irfanview is c:\Program Files\IrfanView\Plugins\Pngout.exe Of course a lamer can call his file Pngout. exe (or McAfee.exe;)

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