It's a patched version of Twitch app with the ReVanced patches for the Twitch package.

Twitch is where thousands of communities come together for our favorite streamers, for the games we love, for the lulz, for each other, for whatever. Download Twitch and join millions enjoying live games, music, sports, esports, podcasts, cooking shows, IRL streams, and whatever else crosses our community’s wonderfully absurd minds. We’ll see you in chat.
Here’s a convenient list of other awesome things about Twitch:
Everyone is “about” community. We actually are oneWhatever you nerd out about, you can find your people on Twitch.
Give support, get supportFind new streamers and subscribe to your favorites. Plus, unlock exclusive perks for your support.
Start your own channelThe Twitch app is one of the easiest ways to start streaming. Just create an account, go live directly from the app, and bring people together around whatever you’re passionate about.
You never know what you’ll findPopular games are always live, but so are music festivals, rocket launches, street tours of Tokyo, and goat yoga. Yes, really.
Dark modeY’all love this one. Black and purple have never looked this good together.
Twitch's Terms of Service are available at _https://www.twitch.tv/p/legal/terms-of-service/
For feedback and assistance, please visit our Support Center_https://help.twitch.tv
Please noteThis app features Nielsen’s proprietary measurement software which contributes to market research, like Nielsen’s TV Ratings. Please see _http://priv-policy.imrworldwide.com/priv/mobile/us/en/optout.html for more information