It's a specially desired AVI converter for Mac that not only allows you convert AVI to Mac-friendly video format, but lets you directly convert AVI to play on iPhone, iPod, iPad, PSP, Android phones, etc. So, the best choice is to get an AVI video converter and convert all AVI files into Mac-compatible formats. However, the problem will come back to haunt you when you transfer these AVI files to mobile devices like iPhone X/8/8 Plus/7/7 Plus/6s Plus/6s, iPod shuffle, iPad Pro, and iTouch. With an AVI video player, you will be able to play AVI video on your Mac without problem. Apple products are inherently incapable of playing AVI files. The direct solution to this AVI problem is to install a Mac player that can decode AVI videos. To play AVI video, you have to install third party codecs. The fact is that only a couple of video formats are supported natively on Mac, namely M4V, MP4 and MOV. It's quite easy to play AVI files in Windows, but things are totally different if you're using Mac, even in the latest macOS 10.15 Catalina. AVI is a wildly popular video container format which can be found virtually anywhere.