15 Best Free PC Cleaner and Optimization Software

Choosing the right PC Cleaner is quite important for your PC. From boosting PC speed to optimizing and cleaning caches, junk, etc, the best PC Optimizer software can help you meet your goals. In this blog post, we have ranked and reviewed the 15 best free PC Cleaner and Optimizer for Windows PC, so that you can pick the best one for you.

Are you facing a slower speed of your PC and getting issues related to low disk space?  If yes, now the time has come to use best free PC cleaner software. These software can cleans the system junk files, unwanted files, apps, cache files, temporary files, cleans and fix registries, etc. that are consuming large amounts of disk space and causing errors to your system. The pc optimizer software helps in improving your system’s performance by cleaning it. It deeply scans your system and locates each file that is causing severe errors to your PC.

PC cleaning software cut down the booting process and protect your system from malware and viruses. It consists of several tools that can optimize and clean your PC and improve its efficiency. There are several free as well as paid computer cleaning software available in the market and every software claims to be the best so it is quite difficult to choose the most effective solution to avoid the unwanted files and improve the system’s performance.

Top 3 PC Optimization Tools (Editor’s Recommendations)

Advanced SystemCare logo Advanced SystemCare

  • It has AI enabled optimization feature.
  • Scan, Repair and Optimize PC.
  • It boost your Internet speed.

Best choice (Recommended)5 starsDownload button

iolo System Mechanic logo Iolo System Mechanic

  • PC Optimization and cleaning tool.
  • This tool repair 30,000 different issues.
  • It protect privacy and security of Windows PC.

Best choice5 starsDownload button

CleanMyPC logo CleanMyPC

  • One of the best Windows Optimizer.
  • Completely Erase your files securely.
  • It can protect your privacy online.

Best choice5 starsDownload button

Here’s are the top picks (Advanced SystemCare and Iolo System Mechanic)

How do you pick the PC Optimization tools?

In this blog post, I ranked and reviewed the BEST FREE PC cleaning and optimization software based on ease of use, technical support, price, free up disk space, user friendly, supported formats, accuracy etc.

The software will surely help in cleaning all the stuff that are causing slower boot times, slower speed, lags, system crashes, freezes, etc. and also protect your privacy against malware and viruses. Read the article below to know more about these software.

Here are my top picks to try this year.

  1. Advanced SystemCare
  2. iolo System Mechanic
  3. CleanMyPC
  4. CCleaner Professional
  5. Ashampoo WinOptimizer
  6. Avast Cleanup
  7. Glary Utilities 5
  8. AVG PC TuneUp
  9. Microsoft Total PC Cleaner
  10. Norton Utilities Premium
  11. Avira PC Cleaner
  12. Outbyte PC Repair
  13. Auslogics BoostSpeed
  14. WinUtilities Pro
  15. Advanced System Optimizer

Best Free PC Cleaner and Optimization Software

1. Advanced SystemCare

  • Version: 14.5.0
  • OS: Windows 11/ 10/ 8/ 7/ Vista/ XP (32 bit & 64 bit versions)
  • Free Trial:  Available

Iobit Advanced SystemCare is the best free pc cleaner and optimizer for Windows PC . It is the easy to use and effective software that can optimize the system and cleans all the unwanted files. This tool cleans junk that are consuming a lot of disk space and improve the PC performance. The software takes care of your system privacy by removing browsing traces. It can remove temporary files, log files, cache files, junk files, etc that are causing the slower speed of your PC. By using Iobit Advanced SystemCare software you can increase the boot time of your system by 50 percent.

advanced systemcare review


  • One-click deep scanning 
  • Startup Optimization
  • Optimize and cleans registry issues.
  • Boosts computer performance 
  • Spyware removal
  • Disk Optimization
  • Inbuilt software updater tool.

Get It Here

download button

2. Iolo System Mechanic

  • Version: NA
  • OS: Windows 10, 8.1, 8, 7, Vista and XP (both 32bit & 64bit versions)
  • Free Trial: Available

Iolo System Mechanic is another best free PC cleaning and optimization software which has added a new feature called the ‘Ultimate Defense’ version which makes it an ideal choice. This software has features like Shield, ByePass, DriveScrubber, etc. that make it the best choice for pc tuneup. This is one of the best CCleaner alternative

Best PC Cleaner


  • System Mechanic- For boosting performance
  • System Shield- For Real-time Antivirus Protection
  • Malware Killer- On-demand Blocking of Malware 
  • Privacy Guardian- Full-proof Online Privacy Protection
  • ByePass- To Secure & Manage Passwords
  • DriveScrubber- To Erase Whole Drives
  • Search & Recover- To Recover Deleted Files & Data

Get It Here

download button

3. CleanMyPC

  • Version: 1.11.4
  • OS: Windows 10, 8.1, 8, 7, Vista and XP (both 32bit & 64bit versions)
  • Free Trial: Available

CleanMyPC is designed by MacPaw which deeply scans the Windows PC. It cleans GBs of disk space, and make your PC work like brand-new system (Cool, isn’t it?). The reason behind the poor performance of any PC is the cache, logs, and other junk files. It wipes away every single byte of these files and cleans up the PC in a few clicks.



  • An Uninstaller to remove all unwanted applications, software, and stubborn programs.
  • An Autorun to disable all the startup items that are no-more-required.
  • Registry Maintenance to keep the Windows Registry clean and safe from crashes.
  • Hibernation tool to get rid of all the hibernate files on your PC.
  • Remove or turn off the unwanted Plugins, Add-ons & Extensions and keeps the important ones only.
  • A Shredder tool that shreds your sensitive data and makes it impossible to recover.

Get It Here

4. CCleaner Professional

  • Version: v5.82
  • OS: Windows 10, 8, 7, Vista, and XP
  • Free Trial: Available

CCleaner Professional is an advanced and feature-rich tool for PC optimization software, trusted by millions of users at the global level. It has been in trend for a very long time and it keeps updating frequently with more engaging features. The reason behind its popularity is the  one click and your computer gets cleaned within a few seconds, that too in background guarding your privacy. 

CCleaner Professional


  • Fast, Smart & Scheduled Cleaning
  • Monitors the system and browsers closely and erases the junk files, cookies & history automatically.
  • Automatic Updates and Privacy Protection
  • Clears out the errors and broken settings in System Registry.
  • Its Defraggler keeps the hard disk run efficiently.
  • Recuva, one of the many tools, keeps a backup of every deleted file so you can easily recover any file, anytime.
  • Also, have Speccy spot bugs & issues easily.

Get It Here

5. Ashampoo WinOptimizer 

Ashampoo WinOptimizer is another free PC optimizer software for windows PC. It is one of the best and most effective software that can scan all the unwanted files and junk from your device and cleans them to regain the lost disk space. This tool makes your system like newly purchased and runs smoothly. It is one of the most powerful PC cleaning and optimization software that also takes care of your privacy. The software increases the battery life as well as it protects the system against malware and viruses.

Ashampoo Win Optimizer 2019


  • PC optimization tool 
  • It optimizes the startup time of the PC 
  • Defrag hard disk 
  • Removes all browsing traces 

Get It Here

6. Avast Cleanup 

Avast Cleanup is a system optimization and cleaner software that can quickly detect all the unwanted and unused files that are consuming a lot of disk space without any reason and makes your system slow. It cleans all the junk and cache files from your system and boosts its performance. The software helps in fixing system crashes, freezes and other issues that are lagging your system. It will help in retaining the lost disk space and tune-up your PC. It also removes bloatware and forgotten programs. 

is avast cleanup premium worth it


  • Cache and junk cleaner 
  • Increases battery life 
  • Defrag and optimizes hard disk
  • Cleans temporary files 

Get It Here

7. Glary Utilities 5 

Glary Utilities 5 is one of the completely free PC Cleaner that can clean your hard drive and improves its speed and performance. It is very easy to use because of its user-friendly interface. The software has several essential tools like startup manager, file shredder, software updater, disk defrag, etc. It will help in getting rid of the unwanted system crashes and freezes. It also helps in fixing the frustrating errors that make your system performance slower.

Glary utilities 


  • It helps in fixing errors, crashes and freezes 
  • Boost speed of your system 
  • It displays the complete track of system performance 
  • It shows complete system information

Get It Here

8. AVG PC TuneUp 

AVG PC TuneUp is one of the powerful PC Cleaner for Windows 10 that can fully optimize your system and clean all unwanted files. The software has several robust features like junk cleaner, uninstalls and startup manager, etc. Its sleep mode feature puts your system’s CPU and memory to sleep when you are not using it. The software helps in resolving the issues that are causing system crashes. It improves the start up time of your system and increases its performance.

AVG PC Tuneup


  • It has sleep mode technology 
  • Reduces system boot time 
  • Removes bloatware 
  • It has a browser cleaner feature  

Get It Here

9. Microsoft Total PC Cleaner 

Microsoft Total PC Cleaner like its name cleans all the junk and wasted files from your PC to make it clean and run smoothly. The software lets you run your system more efficiently without any system crashes and freezes. It will optimize your PC memory and enhance the performance of your system. The software lets you remove all the system cache files, mail caches, office caches, browser caches and large files. The software makes your system like new with having more disk space so that you can work on your PC more efficiently. It deeply scans your system and locates all those files that have been not used for a long time and consuming disk space for no reason.   

Microsoft Total PC Cleaner 


  • Optimizes windows memory 
  • Increase your system speed and performance 
  • Ads cleaner 
  • Clears browser cache files 

Get It Here

10. Norton Utilities Premium 

Norton Utilities Premium is one of the popular names in PC Optimization software. If you are facing slow speed while playing games or using other applications on your Windows PC then you should use Norton Utilities Premium software to clean up the hard drive and free up RAM. It can scan the programs that are causing the slower speed of your PC and uninstall it. The software helps in protecting your privacy by removing all the browsing history traces. 

Norton Utilities Premium 


  • Repairs broken and invalid registry 
  • Scans all the unwanted files, junk, system cache to boost speed 
  • It clears browsing history 
  • Blocks all the background apps 

11. Avira PC Cleaner 

Avira PC Cleaner is another popular PC Cleaning and optimization software for Windows 10 that can optimize your system and enhance its performance. It has several features like a powerful cleaner that will help you in decluttering unwanted files and free up disk space. With its startup optimizer feature, you can speed up the system’s boot time. The software enables your PC to work faster with advanced speed. It cleans all the cache files, junk, unwanted files and browser junk. With the help of Avira PC Cleaner, you can get rid of system crashes and freezes issues.

Avira PC Cleaner 


  • Simple user interface 
  • Cleans system’s junk 
  • It shows outdated apps  
  • It detects malware

12. Outbyte PC Repair 

Outbyte PC Repair is another great name in the list of PC Cleaners for Windows PC. The software has the ability to optimize your system memory and cleans all the junk and unwanted files from your system that is consuming a lot of disk space and causing several errors to your PC. The software can also play the role of driver updater, mac repair, antivirus, etc. With the help of Outbyte PC Repair, you can boost the system performance and get rid of several issues caused by an excess of unwanted files stored in your Windows PC. It can optimize the performance of your system and also improves privacy and security.

Outbyte PC Repair


  • Improves speed of the PC 
  • Protects privacy 
  • Real-time boost 
  • Smart file removal

13. Auslogics BoostSpeed 

Auslogics BoostSpeed software optimizes your Windows 10 PC and helps it in running smoothly. It helps in getting rid of system crashes and other issues. The software can clear all the junk files and trash from your PC and boost its speed. It can also clean temp files and other unwanted files that are responsible for system lagging. If you want to increase your PC performance then you should use Auslogics BootSpeed.  

Auslogics Boost Speed


  • Windows optimization 
  • It cleans registry 
  • It protects privacy 
  • Enhances speed of the system

14. WinUtilities Pro

  • Latest Version: NA
  • Compatibility: Windows 10, 8, 7, and XP
  • Free Version: Free Trial Available

WinUtilities Pro is the next name on this long list of best free PC tuneup software for Windows 10 PC. It optimizes and boosts up the performance of your Windows PC to the grand level. It is a complete solution to clean the disk drives, to safeguard your system from any malware attacks, provide online safety, and erase the cache, browser history, and other junk files.

WinUtilities Pro


  • Locates and deletes all junk from your system and provides an amazing experience to work on a renewed PC.
  • 1-Click Maintenance feature wipes away unwanted registry entries, fix the bugs, and improves overall performance.
  • It is quite easy to use. A few clicks and your PC will get optimized.
  • From disk cleaning and defragmenting to privacy sweep, it takes care of everything.

15. Advanced System Optimizer

  • Latest Version: NA
  • Compatibility: Windows 10, 8.1, 8, 7, Vista and XP (both 32bit & 64bit versions)
  • Free Version: Free Trial Available

Advanced System Optimizer has kept its place as the most powerful Windows PC Cleaner Software since the year 1999. It does a great job of cleaning the unwanted, unnecessary, and junk files on your PC. It is an affordable and easiest solution to boost the speed of your PC.

Best Free PC Cleaner


  • A System Cleaner boost up the system performance by erasing the obsolete and junk files from your PC.
  • A Game Optimizer to remove all the obstacles and issues from PC and turns it into a dedicated game machine.
  • A Driver Updater to update the out-of-date drives automatically and thus reducing system crashes.
  • A System Protector to keep your PC safe from hackers and cybercriminals and guard your sensitive data.
  • A Disk Optimizer to defragment disks that are more reliable and have the least chances of any crashes.

FAQs on Best Free PC Cleaning and Optimization Software

Which cleaner is best for PC?

There are several computer optimizer available in the market you need to choose the best of them to optimize and clean your PC. In the above article, we have listed some of the best PC tuneup tools that would help you in freeing up the disk space and makes your system better. You can select any of the above tools, it will provide you with the best result. 

Which is the best cleaner for Windows 10?

Advanced SystemCare is the best PC cleaner which can optimize your system memory and helps in retaining the lost disk space by removing junk files, system caches and unwanted files. This tool can enhance your PC performance and even battery life. It will provide you better working on your system. 

Does PC cleaners really work?

Yes, PC Cleaners really work. It optimizes your system memory and cleans your system completely. It scans your PC and removes all the junk files, cache files, unused apps, registry, etc. and deep cleans your system. Not only it cleans your PC but also improves its performance. 

What is the best PC cleaner and antivirus?

Norton Utilities Premium is one of the best PC Cleaners and antivirus tool. It protects your system against malware and viruses that harm your system badly. It provides excellent malware protection. 

Is there a free PC cleaner?

Many PC cleaners are available for free one of them is CCleaner. These tools cleans your system fully with just a click. It protects your privacy by removing browsing history traces. It makes your PC faster and smoother. 

Is there a better free cleaner than CCleaner

Yes, Avast cleanup is one of the best alternatives to CCleaner. It has great disk cleaning and optimization tools that make your system better than ever before. 


So these are the computer cleaning tools which will speed up your PC. Stay connected with us and get more articles about similar topics. 

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