While there is a lot of software on the market to perform specific tasks, there are 10 free Windows applications that you should install on your PC. Some of the applications can easily replace more expensive, commercial products, and perform the same tasks. Others are a better alternative to an already free product, meaning that the application has more options.
With the increase in amount of free applications (think open-source) that are available online, you should be able to find a free alternative to a product that you are thinking about purchasing.