There are various inventory systems that one might decide to use in their business. As such, there are also inventory system comparison programs that one might decide to use. The most popular of these is contained on the popular program known as excel. It is so widely used because so many people already have excel.
It is also liked because of the effectiveness that it has been able to demonstrate for those who have actually used it. This is another good reason why you should be using something like this for yourself as well. Do not be fooled into thinking that you do not need this because you clearly do.