Top 6 Best Mac Disk Usage Analyzers in 2025

Updated by

Tracy King 

Written by

Shelly 

Updated on Apr 28, 2025

If you want to identify large files and folders that consume valuable hard drive space on your Mac, a Mac disk usage analyzer is the best choice. As the name suggests, this utility has the ability to scan your disk's file structure, analyze the remaining disk space, and visualize your files and folders. In our daily lives, it helps us analyze our disk space usage by checking each folder, sub-folder, and file on our drive for size.

#1. EaseUS Partition Master for Mac 

EaseUS Partition Master for Mac is the first recommended tool to analyze disk space, test Mac hard drive speed, check hard drive health on Mac, etc. To be more precise, this Mac disk space analyzer can help users check the status of their internal or external disks and receive recommendations for enhancing disk performance.

Key features of EaseUS Disk Usage Analyzer for Mac:

• Show users the total, used, and unused space percentages and display the file size in the more illustrative GB/MB/KB format.
• Users can quickly access files by navigating to file views or folder attempts
• Remove unwanted and hidden files with its Disk Cleanup or partition deletion feature
• Provide additional features such as cloning, upgrading macOS, removing encryption from BitLocker, converting FAT32 to NTFS or exFAT without losing data, etc

#2. Disk Space Analyzer: Inspector  

Apple has its own Mac disk usage analyzer, Inspector. It identifies the largest files and folders that occupy valuable hard disk space. A straightforward sunburst-like diagram allows you to scan your disk file structure, analyze the remaining disk space, and display your files and folders.

Key features of Inspector:

• Analyze disk space usage on Mac
• Visualize the disk usage
• Find out what is taking up space on your hard drive 
• Locate the large files and folders
• Clean the old unused files on your Mac startup disk 
• See purgeable storage size

#3. Disk Drill 

Supported by Disk Drill, its Mac hard drive space analyzer can visualize your hard drive, identify files that take up too much space, and delete or move them to make way for new files.

Key features of Disk Drill's Disk Space Analyzer Mac App:

• Check your Mac hard drive space 
• Display what's eating your disk space  
• Move duplicates and unneeded files to Trash

#4. DaisyDisk 

DaisyDisk is a premium Mac disk usage analyzer. It shows a sunburst diagram of files on a hard disk to assist in locating or deleting huge files. Meanwhile, it can display file previews using Quick Look. It also allows the user to look at the file in Finder and delete or transfer it.

Key features of DaisyDisk:

• Remove duplicate files 
• Perform disk cleaning
• Detect the hidden space on your drive 
• Excellent visual and GUI design 
• Support M3 Macs 

#5. Nektony

This Mac disk usage analyzer can find the files that take up the most space on your Mac and free up space by copying, moving, or removing bulky content. For instance, it allows you to eliminate undesirable programs and plug-ins from your smartphone in a straightforward and fast manner. Besides, it provides a complete overview of installed applications and unwanted garbage files, making it simple to clean up devices. 

Key features of Nektony:

• Optimize disk space usage
• Optimize RAM and speed up your Mac by optimizing RAM
• Remove cache, logs, and other junk files
• The overall requirements of 3DS

#6. Disk Inventory X

This simple freeware program shows file and folder sizes as treemaps for convenient viewing. If you've ever wondered where all your disk space went, Disk Inventory X can help you figure it out. 

Key features of Disk Inventory X:

• Present a visual overview of storage space use, allowing you to determine which folders use the most storage space quickly
• Tree view of files and folder
• Remove duplicate files

How to Select the Best Disk Usage Analyzer Mac

It's not easy to pick up the best disk usage analyzer Mac. There are numerous items available that claim to be able to do the job. The following are some aspects to consider when selecting an app to assess your Mac's disk space.

How to Free Up Disk Space on Mac

If you want to free up disk space on Mac easily, the most efficient way is to move your large documents or precious data to an external hard drive using EaseUS Partition Master for Mac. 

Step 1. Connect your removable device to Mac and run EaseUS Partition Master.

Click "Clone" at the left pane under the Abilities section, click the "+" icon to select a source external device you want to clone.

Step 2. Select a new target disk as destination to clone the selected removable disk - external HDD/SSD, USB, or SD card.

When both source and target external storage devices are selected, click "Start" to begin.

Step 3. Click "Yes" when EaseUS Partition Master for Mac request you to confirm the operation.

Step 4. Wait patiently to let EaseUS Partition Master for Mac to complete the cloning process.

Conclusion

Looking for the best Mac disk usage analyzer? This article introduces you to the top six Mac disk usage analyzers, comparing their features and advantages. By exploring these options, you will gain insights into choosing the most suitable disk usage analyzer for your Mac based on your specific needs. Additionally, we will guide you through a practical and hassle-free method to free up disk space on your Mac, ensuring optimal performance and efficiency.