10 Best Disk Defragmenter Software For Windows 10, 8, 7 PC

Defragmenting your hard drive is a crucial part of regular disk drive maintenance. Thankfully, there are tons of Best Disk Defragmenter Tools for Windows that can help you defrag your drive often or on-demand, whenever your games start lagging, or you start facing issues while loading up bulky files. But before we learn about some of the popular defragmentation software, first, let’s understand What Disk Defragging Is? 

Still confused? Learn what is disk defragmentation & why using the best defrag software is a smart choice?

What is Disk Defragmentation?

In simple terms, disk defragmentation includes a process of accessing or reading any particular file faster, as all the tiny pieces that make up a single file are placed right next to each other, rather than scattered all over the hard drive. Hence, Defragmentation drastically improves your systems’ performance by making reading a file quick & efficient.

Why Do You Need The Best Defragmenter Software?

Using a dedicated defragging tool is what you need to ease the process of reorganizing data stored on the hard drive, so that related pieces of data are put back together correctly. Think of defragmentation software as your quick tool to clean the house for your server or PC. It properly picks up all of the pieces scattered all over your hard drive & put them in place altogether for smooth functioning.

Jump to our list of Best Paid & Free Defragging Tools with their feature set, advantages & disadvantages.

Top 3 Tools To Defrag Hard Drive On Windows PC

These are the three best high-end defrag software that has a strong potential to mitigate disk defragmentation & enhance performance expected.

10 Best Paid & Free Defrag Software For Windows 10, 8, 7 in 2022

Have a look at what all these disk defragmenter & optimizer has to offer:

1. Disk Speedup By Systweak

Resource-Friendly Disk Defragmenter Tool For Windows PC

Disk Speedup

Disk Speedup is one of the best disk defragmenters for Windows 10 and occupies minimum space on your system. It not only defragments the hard drive in a few clicks but also arranges fragmented files consecutively. The defrag software for Windows 10 is safe and secure because it thoroughly checks if the new data has been written correctly or not before overwriting the old data. You can pause and stop the defrag process anytime without fear of losing data.

Features: Disk Speedup By Systweak


  • Supports boot time defrag
  • Optimize HDD for faster file-access
  • Lets you defrag more than one drive at once


  • Doesn’t support defragging on flash drives

2. IObit Smart Defrag 6

Disk Defragmenter features a Unique & Stylish Interface.
Iobit Smart Defrag 6

When it comes down to scheduling an automatic defrag process, Smart Defrag proves out to be one of the best defragmentation software for Windows. This product, by IObit, is capable of segregating records and folders from a defrag. It can replace Windows Disk Defragmenter so that you can quickly defrag the Windows Metro Apps, and skip defragging documents that are over specific file size.

Features: Smart Defrag 


  • Offers a Game Optimization feature
  • Defrags & optimize the system at the same time.
  • Supports standard & boot-time defragmenting


  • No defragmentation when PC is idle

3. Auslogics Disk Defrag

Compact Defragmenter mostly aims at boosting PC performance
Auslogics Disk Defrag

If you’re having a hard time with a specific file or application, then Auslogics Disk Defrag is the perfect choice for you. The Windows defragmenter app certainly optimizes your file system for faster file reads and writes; it shows a list of fragmented files list instead of a vague fragmentation report. It’s an advanced free disk defragmenter that you should try in 2022. The defragmentation software is competent enough to run boot time defrags.

Features: Auslogics Disk Defrag 


  • Lightweight disk defragment tool
  • Fast & easy-to-use defragmentation software
  • Portable version available


  • Nothing really for a free disk defragment tool

4. Defraggler

Best Free Disk Defrag Tool With Numerous Qualities

Defraggler is a unique disk defragmentation software for Windows that comes along with a choice to either individually defrag the files or defragment the entire disk in one go. Its disk optimizer allows you to defragment by selecting individual files and completing any task as quickly as possible. Once you run an analysis, it’ll list down all the fragmented files on the drive. Therefore, you can choose the files that you just need to defrag.

Features: Defraggler


  • Lets you defrag on schedule or automatically
  • Can defrag during a reboot
  • Works well with external HDDs & flash drives


  • Installs Chrome browser by default
  • Doesn’t support defragging while PC is idle

5. GlarySoft Disk Speedup

Excellent Disk Defragmenter Tool With Lots Of Settings & Options
GlarySoft Disk Speedup

GlarySoft Disk Speedup is a fast and efficient disk defrag software with a handy and clean user interface. This Windows defragmentation tool is dedicatedly designed to optimize your system and improve your PC’s overall performance. You can enable the boot time to defrag the option to quickly optimize key Windows system files when it starts to boot.

Features: GlarySoft Disk Speedup 


  • Free Defragmentation Software
  • Easy-to-use & defrags when PC is idle
  • Highly customizable


  • Cannot use it on removable devices

6. O&O Defrag

Best Defrag Software Available For Both Personal & Commercial Use
O&O Defrag

O&O Defrag Free Edition has a composed and simple to utilize interface. It underpins regular components found in comparable defrag programming, such as advancing a drive, survey a rundown of all the divided documents, and checking a drive for any errors. The Windows app possesses all those features which make it one of the best disk defrag tools for Windows 10, amongst others mentioned here.

Features: O&O Defrag 


  • Shows detailed stats related to defragmenting
  • Eight methods of defragmentation are used
  • Allows auto-defrag in the background


  • Premium users get more benefit when it comes to receiving technical support
  • No Free Defragmentation Software available

7. Condusiv Diskeeper

Excellent Defragmentation Solution For Newbies

One of the unique highlights of this defrag software is that it can work on up to 3 computers simultaneously. Diskeeper keeps your system in an optimum state, as good as new. Once you use this disk defrag software on Windows, you will experience a noticeable performance boost, be it faster boot times or faster Internet browsing.

Features: Diskeeper 


  • Offers a server edition with lots of advanced options.
  • Enterprise-grade solution for both HDD & SSDs.
  • Uses IntelliWrite technology to prevent future fragmentation.


  • Lacks common scan options to defrag.

8. UltraDefrag

Best Disk Optimizer Software Available To Try With Free Trial Version

UltraDefrag is ideal disk defrag software for both novices as well as advanced users. The Windows tool comes along with a common set of features that everyone can use. Additionally, it also offers lots of advanced options for users who need to make any specific program changes.  It even features a dedicated registry tool to elevate overall system performance. You can even schedule automatic optimization with this Windows disk defrag tool.

Features: UltraDefrag 


  • Offers hidden advanced options
  • Lets you check hard drive for common errors
  • Supports Internal/External Defragging


  • To unlock advanced options, you have to edit a configuration file

9. WinContig

Standalone free software to defrag disk for Windows PC.

WinContig quickly defrags files without needing to defrag the whole disk. It’s stand-alone defragmentation software that doesn’t create any installation directories or Registry entries on your computer. The disk defrag tool is available as freeware for both personal & commercial users. WinContig also allows users to group files into profiles only & it even accepts optional command-line switches to control how the program works & operates overall.

Features: WinContig 


  • Simple & fast to use the disk defragmenter
  • Best software for optimization
  • Selected files can be defragmented.


  • Limited functionalities as compared to other free defrag software for Windows 10

10. MyDefrag

User-Friendly Best Free Disk Defragmenter

The Windows disk defrag app for Windows PC is easy enough to drive a magical boost on your system in a single scan. However, if you would like to induce beneath the hood, the defragmentation utility includes various scripts and a scripting engine that offers you access to the tool’s underpinnings. Overall, MyDefrag brings all the essential features and benefits required to become the Best Defrag Software For Windows 10 & other versions.

Features: MyDefrag


  • Disk Defragmenter has a neat & tidy interface
  • Lets you defrag removable devices as well
  • Customizable disk defrag tool for Windows.


  • Complicated to use
  • No frequent updates are launched

Comparison: 10 Best Paid & Free Disk Defragmenter for Windows 10 & Older Versions (2022)

Here is the list of 10 best Disk Defrag software for Windows 10, 8, 7, and other versions, making your PC as good as new!

Comparing Top Paid & Free Disk Defragmentation Software (2022)

Product Developer Price Compatibility Scheduler Auto Defrag (When Idle) Latest Version
Auslogics Disk Defrag  Auslogics Free Windows XP & Above Yes Yes
Disk Speedup Systweak Free, $39.95 Windows XP & Above Yes Yes
Smart Defrag 6 IObit Free, $19.95 Windows XP & Above Yes Yes 6.5.5
GlarySoft Disk SpeedUp  GlarySoft Free Windows XP & Above Yes Unknown
Defraggler  Piriform Free Windows XP & Above Yes (With Windows Task Scheduler) Yes (With Windows Task Scheduler) 2.22.995
O & O Defrag O & O Software Trial, Windows XP & Above Yes Yes 22.1.2521
Diskeeper  Condusiv Technologies Trial, $49.95 Windows XP & Above Yes Yes 22.1.2521
UltraDefrag  UltraDefrag Free, $21 Windows XP & Above Yes (With Windows Task Scheduler) Yes (With Windows Task Scheduler) 9.0.0
WinContig  Marco D’Amato Free Windows 2000 & Above Yes Unknown
MyDefrag  Kessels Free Windows 2000 & Above Yes (With Windows Task Scheduler) 4.3.1

 Top 10 Best Defrag Solutions For Windows 10 & Other Versions

Now that we’ve concluded some of the best disk optimization software, it is essential to understand this process’s importance. If you’re confused about which disk optimizer you should pick from the list, we recommend you go for Auslogics Disk Defrag or Disk Speedup By Systweak. These tools not only come with a simple & easy to understand interface, but they are also safe & secure for your system’s health. Additionally, using Disk Speedup software, you can even wipe out the junk and run your system in the best possible state!

We hope you liked our quick rundown of the Top 10 best disk defragmenter software for Windows 10, 8, 7, to keep your system optimized and your hard disks clean and tidy. If you have any personal favorite, feel free to drop them in the comments section!

Frequently Asked Questions: Best Disk Defragmenter (2022)

Q1. Does Disk Defragmentation Free Up Hard Drive Space?

Yes, this is another useful advantage of using the best defrag software for your Windows. Disk Fragmentation, to some extent, allows you to free up disk space on your system. But how much space can be freed at a time that depends on the type of multimedia file?

Q2. How Long Does It Take Defrag a Disk?

Another frequently asked question before we proceed to our list of 10 Best Paid & Free Defrag Software 2022, is how much time is usually required to defrag a disk. Well, the accurate duration cannot be indeed defined as it depends on the hardware and processor you are running. If you’re using high-end software, then the defragging process might be wrapped in merely 90 minutes but can also take up an entire day if your system is old or running in a poor state.

Q3. What Are The Major Benefits of Disk Defragmentation?

Apart from keeping your drivers up-to-date, here are a few other useful benefits of using Disk defragmentation on Windows.

Q4. Does Disk Optimization Speed up PC?

This is another commonly asked question which most of us often wonder. Well, yes, disk optimization certainly speeds up your PC’s performance. Disk Optimization focuses on improving the overall performance of your PC in terms of reliability and speed. One of the most important tasks of a disk optimizer is compressing the data and maximizing free space on your system.


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