The videos appear directly beneath the text of a tweet in users’ timelines and they begin playing automatically when a tweet is expanded. Vine is available immediately for free on the iPhone — it can be downloaded here — and Twitter said it is working to bring the app to other mobile platforms soon.
Full features include:
- Unlimited uploads and free
- Instantly post videos on Vine, then share to Twitter and Facebook (more coming soon!)
- Find, follow, and interact with people close to you
- Explore trending posts, featured hashtags and editor’s picks