If you own a Mac computer such as an iMac or Macbook it can sometimes be more tricky to locate software for it as the majority of software is originally designed with Windows users in mind. However there is a large amount of free Mac software available on the Mac App Store and other reliable online download sites, which can enable you to run all functions on your computer. Best of all it is all completely free and each app on our list below can easily perform most of the functions that its more expensive counterparts can handle. Check out each product and download it to test it. After all it is free. What have you got to lose. You might just find a really useful app and have to pay nothing for it!