Many designers, developers, and digital creators find themselves searching for ways to make a "PNG to PNG better"—meaning they want to optimize, clean up, or compress an existing PNG file into a superior, more efficient version without sacrificing its crisp quality.
Convert 32-bit PNGs to 8-bit PNGs with Alpha Transparency (often called PNG-8). How it works: It reduces the color palette from million colors to png to png better
This is a visual lossless conversion because the final image cannot display more than 3 colors anyway. You are simply removing the mathematical overhead required to store colors that do not exist. You are simply removing the mathematical overhead required
oxipng -o 4 better.png
PNG was originally designed to replace the limited GIF format and to provide a legally unencumbered alternative for the web. It offers several technical advantages: png to png better
pngcheck -v original.png (Shows chunk types and color depth)
A fantastic, free Mac application that removes invisible junk data and optimizes compression.