Save http traffic!

The goals of PngOptimizer are :
- to clean PNG files of useless information, or wrong information
- to make PNG files smaller
- to convert other lossless image formats to PNG
- to create a PNG file from a screenshot and make it easily available
- to perform all those tasks in the simpliest and the most productive way


Optimizing sig.png (OK) 68503 bytes -> 44809 bytes (65% of the original size)

Home page : http://pngoptimizer.org