Animated PNG (Portable Network Graphics) is an extension to PNG format to incorporate the animations. Just like animated GIFs, the APNG format is used to present the animations. An edge of APNG over GIF is, it supports 24-bit transparency whereas GIF supports only 8-bit. Furthermore, APNG provides a smoother animation as compared to an animated GIF. In this article, I’ll show you how to create the animated PNG (APNG) images from an image or multi-page Tiff and export APNG to animated GIF programmatically using C# (or VB.