So how do you take on the task of ridding your Mac of duplicate files? Don’t worry you won’t have to go through folders one by one and see whether there are files similar to ones you’ve seen elsewhere - that way lies madness! Fortunately there are excellent and fast apps that look for duplicates, highlight them, and provide a way to remove the space-grabbers with a few clicks. But often you’ll find that somehow you have two or more copies of an app, multiple copies of the same photo, or duplicate iTunes libraries - all things that can take up a healthy chunk of your storage. In some cases that’s not an issue - if you have two copies of a tiny 300 byte text file, you’re not going to take up too much space. The longer you own and use a particular Mac, the more likely you are to have duplicate files on your device.

In this article, I’ll describe ways that you can free up storage on your Mac. Although those numbers have been doubled for the 2016 devices, those who purchased one of the original lightweight MacBooks are constrained by the capacity of the built-in SSD. The original 2015 version came with two capacities - 128GB and 256GB. Take the 12-inch Retina MacBook (above), for example.

Although has plenty of ways to expand your Mac’s storage both internally and with external drives, there are some Macs that are just plain hard to add storage space to.

Free mac space cleaner