Free WMV AVI Converter 6.3.7 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The program lies within Audio & Video Tools, more precisely Editors & Converters.
This free Mac application was originally produced by AnyMP4 Studio. The following version: 6.0 is the most frequently downloaded one by the program users. Free WMV AVI Converter is compatible with Mac OS X 10.5 or later. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe.
From the developer:
This Free WMV AVI Converter helps you convert WMV and AVI video to any popular video file and then to play on your iPhone 6s/6s plus/6/6 plus/5s/5c/5/4s/4, or iPad Pro/Air 2/Air/mini 4/mini 3/mini 2/mini/4/3/2, or iPod touch/nano. It supports outputting HD videos for playback on your Apple TV.
You may want to check out more Mac applications, such as AVI-Converter, MacX Free PSP Video Converter or MacX Free MP3 Video Converter, which might be similar to Free WMV AVI Converter.