• 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.

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


Installation from PPA (Ubuntu)

sudo add-apt-repository ppa:psydk/pngoptimizer
sudo apt update
sudo apt install pngoptimizer


Windows (64 bits)

Download PngOptimizer version 2.5.1 x64 (zip 180 kB)

Debian, Ubuntu (64 bits)

Download PngOptimizer version 2.6.2 x64 (deb 199 kB)

Other downloads

Windows x86 (32-bit)
Download PngOptimizer version 2.5.1 (zip 158 kB)

PngOptimizerCL: a command line version of PngOptimizer

Note: Ubuntu/Debian package already comes with PngOptimizerCL, but you can download it separately here.

Windows x64
Download PngOptimizerCL version 2.5 (zip 132 kB)
Windows x86
Download PngOptimizerCL version 2.5 (zip 117 kB)
Linux x64 (built on Ubuntu 18.04)
Download PngOptimizerCL version 2.6.2 (tgz 126 kB)

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

PngOptimizer source code on GitHub