PNGGauntlet is a . It is a freeware image optimizing application.
Here are some screenshots to illustrate the features and user interface of this application:
Small tool that will optimize PNG files. Screenshot of PNGGauntlet - 1715px · 1550pxPNGGauntlet: User interface. Screenshot of PNGGauntlet - 1025px · 1337pxScreenshot of PNGGauntlet - Size: 1025px · 1337pxScreenshot of PNGGauntlet - Size: 1025px · 1337pxScreenshot of PNGGauntlet - Size: 1025px · 1337px
Converseen
JBatch It!
XnConvert
Adobe DNG Converter
Nconvert