3 free apps to analyze and test hard drive space on Mac
IT Tricks

3 free apps to analyze and test hard drive space on Mac

If you have a MacBook, chances are yours has an SSD inside. SSDs are much faster than previous hard drives, but it has an impact on storage capacity.

This can lead to a dependence on external drives and your need to constantly organize space. Even if you have lots of terabytes of storage on your iMac or Mac Pro desktop, you still need to know how to use that space properly.

Today, this article is going to look at the best tools for analyzing, testing, cleaning up your drive and making more free space on your drive.

3 free apps to analyze and test hard drive space on Mac

  • These applications will not be used
  • Storage Management tool in macOS Sierra
  • 3 free apps to analyze and test hard drive space on Mac

    • Grand Perspective
    • OmniDiskSweeper
    • DiskWave
    • Premium option: DaisyDisk ($ 10)

These applications will not be used

We’ll first look at the apps that are no longer in use with the Mac and why. Disk Inventory X used to be the accompanying application for memory management for Mac, as it creates a visual “map” of the drives. Unfortunately it doesn’t have an update since 2005, and while it still works technically, there are a few quirks popping up in macOS Sierra.

WhatSize ($ 30) is a premium tool that looks great, but comes at a pretty high price point. While it’s powerful and designed for macOS Sierra, $ 30 is a premium price, considering what you can get compared to free apps. You can download the free trial to find out if it’s really worth the money.

The article also removes the free JDiskReport application from the list. It requires Java Runtime Environment (JRE) installed. The JRE isn’t necessarily a bad thing (it’s a leaked Java browser extension that has given a bad reputation), but you can get the same results without having to install Java with one of your applications. Other uses in this list.

Storage Management tool in macOS Sierra

Apple has always provided a simple way to visualize used drive space in tabs Apple > About This Mac > Storage. It divides your storage usage into folders of Documents, Apps, Photos, Mail, etc.In macOS Sierra you can click the button Manage on the following screen to dig a little deeper.

Storage Mângement

The Storage Management tool can be accessed just like any other application that uses Spotlight, or in folders. Applications > Utilities. This is where you can access some of Sierra’s new features, including Optimized Storage (automatically clean old files) and Store in iCloud.

The second option places files and folders rarely used in iCloud storage, cleaning up the local space available on the device. There’s a good reason to avoid this tool, especially if you’re using a professional app like Logic or Final Cut. However, you can use the Storage Management tool to list files in Applications, Documents, and key apps like Photos, Mail, and GarageBand.

ICloud storage

This is not a great way to free up disk space, but you can just hover over a file and click the mark. X to delete it immediately. Click the magnifying glass icon to display it in the Finder. You can also turn on Empty Trash Automatically and Reduce Clutter in section Recommendations to maximize the available space. If you’re more adventurous, consider using Automator to move files that are rarely used over FTP or to a local network drive.

3 free apps to analyze and test hard drive space on Mac

Grand Perspective

Grand Perpective

You can download Grand Perspective for free from the site http://grandperspectiv.sourceforge.net/, Or pay $ 1.99 and get it from the Mac App Store. According to the developer, “you’ll get the same app as well”, though if you buy it, you will be more active in developing the app.

The project is still in development and works well with modern Mac operating systems, including macOS Sierra. The Grand Perspective takes the place of Disk Inventory X and displays your files as color-coded blocks. These blocks are grouped by folder and size, so you can quickly see which files and folders are taking up the most memory.

Click a file and click Reveal to be taken to that folder and cleaned up. You can also use the Zoom tool to navigate the map. The app lets you scan your entire drive or just a folder of your choice. The full drive scan can take a while, and you’ll need to wait for the entire scan to complete before you can see any results.

Conclude: This is a great way to visualize used drive space, with handy menu options for repeating previous scans.


Reference link: https://www.omnigroup.com/more


OmniDiskSweeper was last updated in 2013 but fortunately it still works fine in macOS Sierra. It allows you to list files and folders by size, using a compact and simple interface. You can check the size of an entire drive, an external drive, or just a folder of your choice. There are no visual maps of your drives, only a list view.

The interface can be simple, but still allows you to delete files right there, from within the app. You also don’t have to wait for the entire scan to complete, as OmniDiskSweeper starts showing you what it found the next time you press the button. Scan.

Conclude: This is a simple tool to find large files and their folders. It works as well as you’d expect and it’s free.


Reference link: https://diskwave.barthe.ph/


The last update was for OS X 10.10 Yosemite, DiskWave hasn’t made any updates since 2012. But like OmniDiskSweeper, it works fine in macOS Sierra, though the interface is a bit outdated at this stage. . The app uses a Finder-like organized interface that separates large files and folders, which can be listed by name or size.

You will find all of your drives and attached devices on the left side, along with a few common locations like folders. Home and Documents your. The application will start scanning as soon as you start the application, and then you can filter by drive or location. Press the button Trash, you will wipe everything, button Reval (Exactly is “Reveal”) to show folders in Finder and button Quick Look to preview media files.

Conclude: Not every free app is of bad quality and DiskWave is the best proof for this.

Premium option: DaisyDisk ($ 10)

Reference link: https://daisydiskapp.com/


Here is a list of “free” options, but we can’t help but mention an additional premium option. In this case, the DaisyDisk deserves a mention. The price of $ 10 is not too high, and the application has a very nice management interface, as well as does a very good job.

DaisyDisk uses a bright and colorful interface to display your used drive space as a pie chart. You can choose to analyze internal drives, external USB storage, or folders of your choice. As a premium app, it is actively maintained and has been optimized for use with macOS Sierra.

Conclude: DaisyDisk might be what you’re looking for if the rest of this article doesn’t appeal to you enough. Download the free trial from the homepage before purchasing the app.

There are a few helpful tips for freeing up space on your Mac if you’re trying to clean up the drive. You can save more space by storing device backups elsewhere, or moving your photo library and iTunes away from the primary drive.

Good luck!

See more:

  • 5 ways to check hard drive effectively help periodic health check of hard drive

  • How to check hard drive health with SMART
  • How to check and detect RAM and hardware problems on your Windows PC?


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