PngOptimizer

  • Cleans your PNG files of useless or wrong information.
  • Reduces your PNG files weight.
  • Converts into PNG other lossless image formats (BMP, GIF, TGA).
  • Supports animated PNG (APNG).
  • Creates easily available PNG screenshots.
  • Offers a simple and productive user interface.

Windows x64 (64 bits):

Download PngOptimizer version 2.4.2 x64 (zip 172 kB)

Windows x86 (32 bits):

Download PngOptimizer version 2.4.1 x86 (zip 151 kB)

Do you like PngOptimizer? Please consider making a donation: Donation for PngOptimizer

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Other downloads

PngOptimizerCL: a command line version of PngOptimizer

Windows x64:
Download PngOptimizerCL version 2.4 x64 (zip 118 kB)
Windows x86:
Download PngOptimizerCL version 2.4.1 x86 (zip 109 kB)
Linux x64 (built on Ubuntu 14.04):
Download PngOptimizerCL version 2.4 linux-x64 (tgz 114 kB)

PngOptimizerDll: a DLL version of PngOptimizer optimization engine

Windows x64:
Download PngOptimizerDll version 2.4 x64 (zip 129 kB)

PngOptimizer and PngOptimizerCL are distributed under the terms of the GNU General Public License (GPL).

PngOptimizerDll is distributed under the terms of the GNU Lesser General Public License (LGPL).

For more information regarding licenses, please check the Readme file in the archive below:

Download PngOptimizer sources version 2.4.2 (zip 1805 kB)