PngOptimizer Portable 2.5.1 has been released. PngOptimizer lets you convert multiple image formats to PNG and optimize existing PNG files. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.
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.
PortableApps.com Installer / PortableApps.com Format
PngOptimizer Portable is packaged in a PortableApps.com Installer so it will automatically detect an existing PortableApps.com installation when your drive is plugged in. It supports upgrades by installing right over an existing copy, preserving all settings. And it's in PortableApps.com Format, so it automatically works with the PortableApps.com Platform including the Menu and Backup Utility.
PngOptimizer Portable is available for immediate download from the PngOptimizer Portable homepage. Get it today!