How to vine sign up?
Vine is only available for vine mobile phones and tablets and sadly, there's no Personal computer.
the version available for this amazing app. However, you can install BlueStacks AppPlayer from this link.
Bluestacks come for PCs and Macs, both. Once you install the player, you'll be able to see it incorporates the Android or iPhone interface and will allow you download Vine from the Google PlayStore(Android) or from the AppStore (if you're using a Mac).
This shall allow you to install and use Vine on your PC. You can check the image below to see how Bluestacks looks on your Personal computer. You can install and use most of the Android apps on Bluestacks for PC or vine mobile.