As we all know, WinFF can not work in the Mac operating system. WinFF Mac replacement, I highly recommend AllPepole Video Converter, which is a universal video converter that supports almost all video formats. Whether you want to convert video to play computer or device, or convert video editing software with your video editing software, it is a reliable WinFF Mac choice.

Get the best Mac WinFF alternative:
The video conversion speed 90 times faster.
Support video frequency / VF to change various form, include MP4, MOV, AVI, FLV, to WMV, MP3, WAV, AC3,
Download any online video from some popular video sites such as YouTube, Hulu, Facebook, Vevo, Vimeo and more.
Burning Video DVD Play your big screen TV.
Easily trim, crop, or add effects, watermarks and subtitles before converting your video.
Compatible with macOS 10.7 or later.

Free download at iTunes app store:

https://itunes.apple.com/us/app/my-videoconverter-free/id850311564?mt=12