PNG is short for Portable Network Graphic, a type of raster image file that uses the .png extension. It’s especially popular with web designers because it supports graphics with transparent or semi-transparent backgrounds. PNGs offer lossless compression and support over 16 million colors.
Pros of PNG files.
PNG files can support very detailed images.
PNG files can be viewed and edited in many programs because it is an open format file type.
Unlike a JPEG file, a PNG image won’t lose any data when its compressed.
Cons of PNG files.
Because PNG files retain all of its original data, a PNG file will be larger than a JPEG or GIF. Larger files may cause storage issues or slow page loading times on the web.
Not ideal for printing. Does not support CMYK color modes.
PNG files for text.
PNG files can display text-heavy images very effectively. Scans of printed or handwritten documents can transferred to PNG with a high level of detail. Original image data does not get sacrificed during the compression process.