How to Check Disk Space on Your Mac. macOS Sonoma Ready!

Disk Drill’s Mac hard drive space analyzer allows you to visualize your hard drive, identify files that are taking too much space, and delete or move them so that you can gain more room for new files.

Check Disk Space on Your Mac
How to Check Disk Space on Your Mac

It’s easy to just keep saving things to your Mac’s hard drive. At first there is so much disk space on your new computer! But after a while, it starts to fill up — and subsequently slows down. Sure, you could go through your folders one by one looking for large files, but there has to be an easier way, right?

Right! Disk Drill does all the hard work for you. It will check hard drive space on Mac and build a disk map with a list of your files with the largest ones first. That way you can see which files are taking up the most space and decide whether to delete them, move them to another drive, or leave them where they are. With the free Disk Drill you can reclaim plenty of space for new movies, photos and music in no time.

#1 Download and Install Disk Drill

Go to and click on the green Download button to download the absolutely free Disk Drill Basic. The Basic version is all you need to create a free disk map and analyze the disk usage on your Mac. Once you have downloaded the install file, double-click on it and follow the installation instructions.

  • Download Disk Drill

    Download Disk Drill

  • Drag to Applications Folder

    Drag to Application Folder

  • Launch Disk Drill

    Launch Disk Drill

#2 Launch the App and Choose a Volume

Once you have successfully installed Disk Drill, launch the app to get started with freeing up disk space on your OS X drive. Choose "Clean Up" mode in the main window, choose a drive to visualize and click "Scan".

#3 Create Your Disk Map

Wait for a minute or less and review the visual map that was built. Narrow down to a specific folder using the "Target" icon.

#4 Review and Delete

Once the scan is complete, you will see a list of all your files, with the largest ones first. You can filter the files by file type, keyword or file size.

Disk Drill digs deeper

Our disk space analyzer for Mac OS X offers Deep Scan that combs through the raw data from any storage device. It won't matter whether the drive is FAT, NTFS, or else. Disk Drill goes through the available fragments of your files getting them together as a puzzle with all of its knowledge of file signatures.

Check your hard drive space on Mac OS X

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