optimize PNG files
PngOptimizer lets you convert multiple image formats to PNG and optimize existing PNG files.
Version 2.4.2 for Windows, English
1MB download / 1MB installed (Details)
Note that the included 32-bit version is 2.4.1
PngOptimizer Portable works best with the PortableApps.com Platform
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. Both the 32-bit and 64-bit version are included and the correct one automatically selected for best performance. Note that it will not currently run on Windows XP 64-bit.