Free up over 70 GB of Applications
Solution 1:
To see the size of each application
- open the
/Applicationsfolder in Finder - switch to list view
- make sure to have 'Size' selected in the options (Cmd-J)
and wait a few minutes until all folder sizes are calculated by the system. Then sort by Size and remove any big apps you don't need any longer. I wouldn't recommend to delete the standard applications though.
Solution 2:
I am a big fan of DaisyDisk. It provides a nice graphical view of the different types of data on your disk. It also permits you to drill down into each data type to get details, as well as delete files from within the application.
Here's a sample of how it looks:
Solution 3:
I suggest to use this free and opensource utility: GrandPerspective
It will show you graphically the disk usage. For each rectangle there is also the option "Reveal in Finder" (right click menu) to open directly the selected file/folder.
Solution 4:
You have applications in places other than the Applications folder. To see them all run the system information app (About this Mac > More Info... > System Report...and select Applications under Software in the left panel