2020 Best Two Useful Disk Utilities in Windows (10/8/7/Vista/XP)

Daisy updated on Sep 23, 2020 to Partition Master | How-to Articles

This page offers two best free disk utility for Windows 10/8/7/Vista, etc. With the program, you can put your partitions in proper order, speed up the system with better performance:

  1. #1. Windows Disk Utility - Disk Management
  2. 1. Extend, Shrink, Delete, Create Volume
  3. 2. Defrag Partition
  4. 3. Convert Disk to Dynamic
  5. #2. EaseUS Disk Utility - Partition Master
  6. 1. Extend, Shrink, Delete, Create Volume
  7. 2. Convert Disk to Dynamic or Basic, GPT or MBR
  8. 3. Clone Partition, Clone Hard Drive
  9. More...

Have you received this warning-- "Sorry, you are running out of space"? When you want to install (run) your long-awaited games or other system programs, this little blue frame may make you confused. This article will introduce two useful and simple disk utilities-- Windows built-in tool and EaseUS Partition Master in Windows to you.
Disk Utility is a system utility for performing disk and disk volume-related tasks on the operating system. EaseUS Partition Master is a free Windows partition software which can help you create, resize, clone, move, merge, and format partitions, and much more. If you prefer any function we have, please get ready with me!


1. Disk Utility in Windows - Disk Management

Your computer already has a Windows disk utility - Disk Management. It enables you to perform advanced storage tasks, including initializing a new disk, shrink essential volume, extend a primary size, format a volume, delete a basic volume, and change drive letter and paths.

How to Use Disk Management

Step 1. Open Disk Management

  • On Windows 8/10: Right-click on the Windows start button and choose "Disk Management".
  • You also try the shortcut Win+X combination on your keyboard, then click "Disk Management" to open it.

windows8/10 disk mamagement interface

On Windows Vista/7: Just right-click on Computer and choose "Manage", then click "Disk Management".

windows 7 disk management interface

Step 2. Manage Hard Drive Disk in Disk Management

  • Create New Partition: Right-click unallocated space and select "New Simple Volume". And complete the process.

Create volume

  • Shrink Volume: Right-click target volume and select "Shrink Volume". Adjust the size you want to shrink.

Shrink partition

  • Extend Volume: With unallocated space next to the target partition, right-click target volume and select "Extend Volume".

Extend volume

  • Format Volume: Right-click target partition and select "Format". Set a new file system and drive letter, click "OK" to confirm.
  • Initialize New Disk: Right-click on disk, select "Initialize Disk". Set the partition style as "MBR" or "GPT" and click "OK".
  • Convert Disk to MBR/GPT: Right-click to delete all volumes. Right-click disk and select "Initalize Disk". Select "MBR" or "GPT".

Disk Management has limited functions and cannot be optimized and upgraded. Here is a better partition tool for you.

2. EaseUS Disk Utility in Windows - EaseUS Partition Master

EaseUS is easy for beginners without data loss, increasing your computer speed. It has more features that Disk Management doesn't have. Its function is more effective than the former. Cleanup and optimization may give you a surprise.

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 Windows 10 is supported

Besides basic disk management features, EaseUS Partition Master even offers some advanced features to help you manage disk, such as migrate OS, clone disk, etc.

How to Use EaseUS Disk Utility - Partition Master:

  • Partition Hard Drive 
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 Windows 10 is supported

  • Migrate OS to HDD/SSD

Many users find it particularly annoying to re-install the operating system and hard drive. This software is a right hand to migrate OS and copy disk/partition.

No data loss and Windows reinstallation is needed. Follow to learn how to transfer Windows 10 to a new hard drive(HDD/SSD) and how to migrate Windows 7/10 to SSD.

migrate os

  • Clone HDD to SSD - Upgrade Hard Drive

When your hard drive is too small, it is easy for you to apply the disk/partition copy feature for upgrading disk.

You may follow clone 1TB HDD/SSD to 512GB SSD as a guide. You can also apply this feature to clone SD card in Windows 10.

  • Partition Recovery

It brings huge convenience to help you immediately restore the partition and data when you accidentally deleted a volume.

clone system

Other Disk Utilities in Windows

2. Auslogics Disk Defrog

Free application for Windows, designed to defragment files and folders on a hard drive, consolidate free space, and optimize file placement. Large contrast in interface color. If you intend to get more info, please click links.

3. Disk Space Fan 4

Disk Space Fan 4 is a disk space analyzer and duplicate file remover software. It takes 1 minute to scan and show space with a pie chart. You can free up disk space and delete big files.

4. Smart Defrag 6

This software contains disk management, defragmentation at system boot time and game optimization. The last feature optimizes game experience, saving long load time.

5. WinDirStat

WinDirStat is a disk usage statistics viewer and cleanup tool for various versions of Microsoft Windows. The main window is the same as the built-in computer tool. But one difference is each file represented by a colored rectangle, which is proportional to the file size.

6. UltraDefrag

UltraDefrag is a disk fragmentation for Windows, which can defrag locked system files at the beginning of the PC boot process.

7. Extra Subst

Extra Subst is a virtual disk management tool that allows users to more easily access commonly used folders in the computer, and can create, edit, and delete virtual drives on the PC, and may also create virtual drives based on the selected folders.


1. How to wipe the disk with EaseUS Partition Master?

You can use the Wipe feature to wipe out a disk with EaseUS Partition Master, which alternatively overwrites the disk. In most cases, the data cleaned with this feature are not able to be retrieved.

2. What does disk utility do?

Disk Utility is used to erase, format, or manage internal disks and external storage devices. Disk Utility can also be used to add and control volumes, or if you want to organize your data into partitions. Disk Utility can be useful if you are working with RAID sets.

3. How do I know if disk utility is working on Mac?

  1. Open Disk Utility.
  2. Select your device that you are having problems with from the sidebar.
  3. Click on First Aid.
  4. Disk Utility will check the partition maps on the disk and check each volume.

4. Is there a disk utility for Windows?

Disk Management is a system utility in Windows that enables you to perform advanced storage tasks. Here are some of the things Disk Management is suitable for: To set up a new drive, see Initializing a new drive. To extend a volume into space that's not already part of a volume on the same hard drive, see Extend a primary volume.

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Frequently Asked Questions

Why Choose EaseUS Partition Master?

"I've used Partition Master Professional many times to create, delete, format, move, rename, and resize partitions."PCWorld

"Partitioning tools have come a very long since the days of complicated command line utilities and EASEUS Partition Master is one of the most advanced programs available."TECH ADVISOR

"I love that the changes you make with EaseUS Partition Master Free aren't immediately applied to the disks. It makes it way easier to play out what will happen after you've made all the changes."Lifewire

Will the "Migrate OS" feature transfer the Windows system files only or the whole C drive?

To ensure that the migrated system will boot normally, the Migrate OS feature will transfer all the files in the system and the boot partitions. Generally, the boot partition is the C drive so the transfer will include all the files in C.

Does EaseUS Partition Master license apply to multiple computers?

The license of Partition Master Professional and Server editions can be used on 1 computer only, while that for for the Technician and Unlimited editions can be used on multiple machines.

What is the difference between EaseUS Partition Master Trial version and the Free version?

Free is for home users only, with most basic functions available such as partition resize and clone. While trial can help you understand how this product works and test what a full license can do on a business or server OS machine.

Will it cause any data loss after resizing the partition in EaseUS Partition Master?

Generally, it will not cause any data loss or boot issue by resizing a partition. However, in order to protect your data, we suggest that you backup the partition before resizing, in case of any unexpected situations such as power outages, computer hardware failures, etc. You can use EaseUS Todo Backup to backup the partition and its trial version is fully functioned for 30 days.

What should I prepare before resizing the partition?

On the partition that is going to be operated, there might be some files being occupied by other programs. To ensure a successful operation, we suggest that you close all the unnecessary software before resizing that partition. Otherwise, EaseUS Partition Master will detect the partition being locked by the other software and require a reboot to resize the partition under boot mode.

About EaseUS Partition Master

All-round disk & partition management software for personal and commercial use. Let it manage your storage drive: resize, format, delete, clone, convert, etc.

Video Tutorial

How to Partititon a Hard Drive on Windows 10/8/7