Hard disk running Windows 8 or Windows 8.1 operating system is running out of space? While it seems like an unlikely event with today’s hard disk drive which normally comes with terabytes (TB) of storage space. But not all systems enjoys such a luxury. For example, Microsoft Surface and Microsoft Surface Pro start from just 64GB of storage space, while other Windows tablet may be even fewer. In addition, people who upgrades to SSD (Solid Stage Drive) may opt for lesser GB due to cost concern.

If your disk space is running low, and is wondering which apps are actually using all those precious storage space, Windows 8 provides an easy way to check how much disk space is been used by each installed apps.

How to Check App Disk Storage Space Usage Size in Windows 8.1

  1. Open the PC Settings app.
  2. Click or tap on the Search and apps.

    Search and Apps in Windows 8.1

  3. Click or tap on App sizes.
  4. In the right pane, Windows will display the size of storage space used by each apps. Total free space available on the PC or tablet is also displayed.

    Windows 8.1 App Sizes

If there is an app which you wish to uninstall, you can uninstall directly from here. Just click or tap on the app, and then select Uninstall.

In Windows 8, the steps are slightly different:

  1. Open the PC Settings app.
  2. Click or tap on the General.
  3. In the right pane, click or tap on View app sizes under “Available storage”. The list of apps with the disk space that is used by respective apps will be displayed on a pop-up.

    Windows 8 App Sizes

Currently Windows 8 App Sizes feature only provides the amount of disk space used by Windows 8 Metro/Modern apps. If you’re mainly using desktop apps and environment, you will unlikely see anything meaningful in app sizes information.