What are some alternatives?
When comparing Twitch Prime and IINA, you can also consider the following products
Swish - In October 2016, Swishzone. com posted a message on their website indicating that Swishzone. com was closed and their products were removed from distribution. A software key generated was made available for download from their home page.
MPV - MPV is an audio and movie player based on MPlayer and mplayer2.
Grandstand - Sports highlights straight from the crowd
VLC Media Player - VLC is a free and open source cross-platform multimedia player and framework.
Fanly - Keep up with all of your favorite sports teams
MPC-BE - MPC-BE is a free and open source audio and video player for Windows.