5+ best defrag tools to remove hard drive clutter on PC

by Ivan Jenic
Ivan Jenic
Ivan Jenic
Troubleshooting Expert
Passionate about all elements related to Windows and combined with his innate curiosity, Ivan has delved deep into understanding this operating system, with a specialization in drivers and... read more
Affiliate Disclosure
  • Fragmentation is one of the most common performance issues encountered by PC owners.
  • Regular defrags are very important if you want to keep your PC running at its best capacity.
  • Find below a list of some of the best defrag tools available, with a rundown of the features they provide.

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If you’re having issues with hard drive clutter, don’t worry, we have a solution for you.

The best way to remove HDD clutter is definitely through defragmentation.

We’re sure that many Windows 10 users have asked themselves this question. The quickest and safest way to do that is by using dedicated software. Here are some of the best:

Fragmentation means that you have broken files on your hard disk. It is very common for most machines. The issue with fragmentation is that it can slow down your PC.

Simply put, the defragmentation process reorganizes the data on your hard disk, puts broken files back together, and makes your PC run faster.

Defragmentation software are among the most hassle-free solutions for fixing hard disk fragmentation.

In this article, we’ll present you with the six five tools for disk defragmentation, which will help your hard drive to work properly again.

Is there a good free defragmentation software?

Windows already comes with its own defragmentation software that is completely free and you can use it to scan and optimize your drivers. For more information, read our how to defrag your drives on Windows 11 guide.

One great feature of this tool is that you can schedule disk defragmentation and let Windows automatically optimize your hard drives.

Keep in mind that the built-in software does offer limited functionality, but luckily there are many great third-party alternatives that you can try.

What are the best software tools to remove hard driver clutter?

Iobit Smart Defrag

The main advantage of Smart Defrag is that it has an option of scheduling automatic defrags, and it also has the option of performing a defrag when the computer is idle.

Smart Defrag is also very good for running a boot-time defrag in order to remove fragments from locked files. Just like Defraggler, Smart Defrag could also exclude certain files and folders from defragging or analyzing.

You can also choose to defrag only Windows Metro Apps or skip defragging files that are larger than a certain size.

You can download Smart Defrag from IObit’s website for free, or upgrade to the PRO version to enjoy more powerful functionalities.

IObit Smart Defrag

Keep your PC optimized with advanced and time-efficient features like scheduled defrags.

Auslogics Disk Defrag

Auslogics Disk Defrag tool comes in two versions, as regular, installable software, but also as a portable program that could be used on removable drives.

With Auslogics Disk Defrag, you can move system files to other locations of your hard drive in order to improve launch time and boost general system performance.

You can also perform some more basic hard disk maintaining tasks, like checking drive errors with chkdsk, optimizing a hard drive, excluding certain files or folders from the defragmentation process, running idle scans, and more.

Auslogics Disk Defrag

Boost your device’s performance with defragging, maintenance tasks and more.

Check price Visit website

Disk Speedup

You can also choose what files or folders you want to defrag with Disk Speedup, or you can run an automatic defrag when the system is on idle.

Disk Speedup is very customizable, for example, you can choose to disable defrags if files have fragments smaller than 10MB, have more than 3 fragments, or are larger than 150MB.

You can also configure this tool to automatically move large files to a different location on the hard drive, in order to improve overall performance.

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Disk Speedup has many more interesting options but doesn’t offer anything more than the above-listed defrag tools.

Disk Speedup

Help your PC run faster with simple, yet highly customizable defrag & speed enhancing tools.

O&O Defrag

O&O Defrag gives you a quick overview of how your hard drive is used. It allows you to search for files or folders that are taking up needed disk space and slowing down your PC.

This software has a user-friendly interface which is quite the same as Windows Explorer. Thus, it’ll be easy for you to use it!

O&O Defrag has a special algorithm that puts back again the file fragments. Despite this, you can choose to control the defragmentation by creating and manipulating the process settings.

It increases the reading speed (up to 100%) of your computer and the lifespan of your hardware.

Another great feature is that Defrag deletes permanently the free space on your disks thus preventing the theft of confidential files and documents because it uses another deleting algorithm than Windows, which leaves traces behind it.

It is indeed a very good defragmenter for your PC!

O&O Defrag

Increase the speed of your PC with special defrag algorithms!

Check price Visit website

CCleaner Defraggler

Piriform, the developer behind CCleaner, delivers probably the most powerful, free defrag software out there.

Defraggler is very flexible because it can defrag the data or just the free space of an internal or external hard drive. It also has the option of defragmenting specifics files or folders on your computer, only.

Besides defragmenting, Defraggler can also check for the errors on your hard drive, empty the Recycle Bin before defragging, exclude certain files from the defragging process, and more.

All these options make Defraggler an ultimate tool for maintaining and managing your hard drives.


Maintain your hard drives with this intuitive defrag tool and keep your PC running smoothly.

Free trial Visit website

Puran Defrag

Puran Defrag comes with its special, custom optimizer called Puran Intelligent Optimizer, which will help you to move common system files to other locations of a disk in order to speed up access to these files.

Puran Offers similar defragging options like other defrag tools from this article. For example, you can perform defragmentation by right-clicking on a folder/file and choosing defrag with Puran Defrag from the context menu.

Puran Defrag uses a bit specific way of scheduling the defrags, for example, you can set up the defragmentation every hour, when the system is idle, or when the screensaver starts.

Get Puran Defrag

How can I use Disk Defragmenter on Windows 10?

  1. Press Windows key + S and type defrag. Select Defragment and Optimize Drives.
  2. Select your hard drive and click on Analyze.
  3. Wait for the scan to finish.
  4. If your hard drive is fragmented, click on Optimize and wait for the process to finish.

Of course, you can also declutter your hard drive manually. For example, you can use Windows 10’s built-in utility, Disk Cleanup.

This tool scans your hard drive for junk files and then deletes them to free up some space.

Formatting your HDD could also save it from a lot of trouble. Check out these best partition managers that do not require formatting the entire disk.

If you want to learn more about PC performance, explore our Optimization & Cleaning Hub for more handy solutions.

What’s your favorite choice so far? Do share your experience with us by reaching for the comments section below.

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