PNGPress, my PNG image compressor for Mac OS X, is available on the Mac App Store worldwide.
Good developers know that making images for the web is a constant battle between quality and file size. Great developers use PNGPress.
Try it and see for yourself. Here are some promo codes:
WHW94KHHE6A4
TNEMH4JKHP3M
HXJEMTHHPLHW
3XFE7AWMYJMX
6ALNJWWWYJJ4