For those among us who are Mac OS X users, you will no doubt be familiar with the Growl notification service. Growl is described as the ultimate notification service for OS X and is by far one of the easiest methods available for keeping in touch with installed applications, and any messages or alerts that they may give. Different users appreciate the simplicity of Growl for a number of reasons, with one of the main ones being that it works right out of the box and doesn't have any complicated setup procedures. Applications that are Growl compatible will simply just work with the system without any fuss.