The loader, gets the latest client from the server and allows you to begin playing straight away.
If you have issues using this and you're on windows try using our Windows Setup version below, it fixes 99% of common issues with Java.
Our OSX native app binary contains Java and the client allowing you to simply download, unpack and play.
The windows setup is the easiest way to play, it includes the latest java bundled in the application folder. So all you need to do is click and play from your desktop or start menu.
If you're getting stuck loading the client, or black screen issues. Try downloading and running our cache deleter, giving you a fresh cache to start off with again.
Make sure all instances of the client are closed before running this application.