Twitch.tv is a live-streaming portal that primarily focuses on video gaming, but also used for many other purposes.
- Twitch is targeted towards gamers. YouNow is for blogging and interaction (just like someone else said.)
- Exactly what everyone else is saying. YouNow is for blogging and talking to to others as Twitch is mainly for gaming or Women dancing half nudity for money.
- younow is live blogging, interaction. twitch is gaming.