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Award-winning PC Optimization. Trusted by millions and critically acclaimed, there’s a reason why CCleaner is the world’s favorite PC optimization tool! Easy to use, one click cleaning so beginners can optimize their computers in seconds. Plus, it's packed with advanced features for power users. With our pick of the best free PC optimization software, you can give your PC's performance a noticeable boost. Free PC optimization software can't solve obsolescence – if your computer is. How to Clean Up a Slow Performing Computer. This wikiHow teaches you how to clean out old files, programs, and settings which cause your computer to slow down. If your computer is still performing slowly after these steps, consider taking.

If you are seasoned Windows user, then you should be knowing the performance issues caused over time due to various reasons. Here, your system may start showing diminishing performance due to numerous reasons including junk files, old & obsolete apps & programs, unnecessary system files, registry junk, browser cache, and more.

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While manually cleaning all this data may consume lot of time & efforts, it doesn’t even guarantee the accurate results. The next best solution to speed up outperforming Windows system should be to use best PC cleaner software. In this article, we have updated the list and reviewed some of these best free PC cleaner software for Windows that you should use in 2019.

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Best Free PC Cleaner & optimization Software for Windows for 2019

Top 21 Best Free PC Cleaner Software for Windows 2019 (Updated)

There are tons of software out there that you can use to clean junk files and maintain your Windows properly. But, only a few of them work effectively and efficiently. Here’s a list of such software that you can download and use:

Editor’s Pick

CleanMyPC

CleanMyPC is a powerful free PC cleaner tool for Windows that that scans your whole computer space to find and clean all junk files including cache & log files to speed up your PC. Here, it helps you clean traces of uninstalled programs to keep your system security intact. In addition to other useful features, it also helps you speed up your system boot time by managing startup items and fixing registry issues. In other features, it helps you cut down on unnecessary extensions, protect your online privacy, permanently erases your files securely and helps you manage hibernation files.

CCleaner Professional

This smart PC optimization tool is trusted by millions of users around the world for improved performance. CCleaner offers one-click cleaning process to save your time and reduce manual efforts. It automatically performances a scanning of your system to find and remove all junk files efficiently. It helps you clean web browser history & cookies to offer you online privacy protection.

Further, it sends you automatic updates at regular intervals to keep your system performance smooth & faster. You can use its patented Windows registry cleaner feature to fix various registry errors including broken settings. It even helps you improve your boot process by disabling unnecessary startup items.

Norton Utilities Premium

Norton Utilities Premium is one of the best PC cleaner software for Windows that works on comprehensive technologies to help you keep your PC performance intact. Working as an uninstaller tool, it helps you scan, detect & remove files or programs that you don’t need any more. Its smart algorithms help you scan your system to find & fix system issues to keep your system running well. It cleans and speeds up your PC by fixing common issues that can cause frustrating slowdowns or crashes.

Clean Master for PC

Clean Master for PC is best free PC cleaner for Windows 10, 8 & 7 that helps you clean your system and keep your privacy intact. Here, its advanced system scans over 1000+ programs with single-click while searching and removing residual & junk files to clean up system storage. It helps you boost your system performance by speeding up boot time, and intelligently optimize system and network settings.

Its driver booster helps you scan and fix over five million drivers and devices to fix driver issues. Working as a privacy protector, it helps you fix various privacy issues by blocking unwanted access to programs and resolving privacy disclosure risks. In additional features, it offers file recovery, auto-update, junk auto-clean, file shredder, browser auto-clean, malware protection, and lot more.

Auslogics Registry Cleaner

Don’t get confused with the name as this smart tool not only helps you find and fix registry errors effectively but it also works as a powerful junk cleaner for your system too. While it clean, repair and optimize all invalid registry entries on your system, it also helps you clean your system effectively to avoid lags and crashes. Further, it helps you correct system or Internet settings and other issues to fix instability issues.

As a registry cleaner, it helps you review the registry entries to find and fix all corrupt entries seamlessly. This smart PC optimization tool works on industry standard quality features to offer you effective results. Here, it creates a restore point to help you roll back the changes anytime you want.

Also Read: Best Mac Cleaner & Optimization Software

AVG PC TuneUp

This powerful PC cleaner utility offers abundant useful features to keep your system optimized for best performance. Here, it not only helps you find and clean all junk files on your system but it also helps you clean up disk space to speed up your PC performance. Further, it works on its patented “programs-On-Demand: technology to put all unnecessary programs into sleep mode to improve your system performance. In other features, it optimizes your system battery life, updates your essential programs, speed up the boot process, avoids system crashes and lot more.

Ashampoo WinOptimizer 2019

Ashampoo WInOptimizer offers a bunch of useful features to keep your system performing well. You can use its 1-click PC optimization feature to clean and de-clutter system hard disk for improved performance. You can use this best free PC cleaner tool to repair invalid shortcuts, run hard disk benchmarks, clean browsing history, delete cookies, manage and customize context menus and do much more. Its numerous useful modules help you analyze, customize and optimize your system performance.

It further helps you protect your system privacy, boost boot process, and optimize Internet connection speed. Using one of its important features, you can permanently delete the sensitive data or protect it with encryption services. You can use its latest version to quickly analyze disk space to get better results.

Glary Utilities

Free

Glary Utilities is powerful PC cleaner & tuneup utility that offers numerous useful features to help you clean your system hard disk for improved performance. It offers more than 20 different tools to maximize your system speed & performance. Its one-click functionality reduces your load of cleaning your system manually. Using this tool, you not only manage to improve system performance but it also helps you fix frustrating errors, freezes, and crashes. Further, it is a useful tool to fix registry errors, clean disk, manage files, defrag hard disk and do lot more.

Also Read: How to Speed Up Windows 10 Boot Time

Eusing Cleaner

In the list of best free PC cleaner for Windows, Eusing Cleaner is another useful addition that makes your cleaning work effortless. This privacy cleaner and system optimization tool helps you detect and remove all unnecessary files including invalid registry entries, log files, temporary files, internet history, cache files, typed URLs, index.dat data from the browser, recycle bin and lot more. Further, this PC optimization tool offers a various useful plug-in to help you clean history of more than 150 third-party apps. It allows you to specify which files you want to delete and which you don’t want to remove.

In addition to system cleaner, it also works as an effective registry cleaner tool for Windows. Here, it will scan your system registry to find and delete all invalid entries and errors to make your registry clutter free. You can use this best free PC cleaner tool for Windows 10 in addition to older versions. Further, it offers system defragmentation features to speed up your Windows performance significantly.

Advanced Win Utilities Free

Use this smart PC optimization tool to recover valuable disk space, secure your system privacy, monitor different activities on your system and to boost its performance. This all-in-one system utility offers over 20 free tools in a single utility to keep your system performance intact. Here, it offers free tools like PC cleaner, password manager, file shredder, automation software and lot more. Using this tool, you can remove unnecessary or obsolete flotsam and jetsam from system hard disk and from USB flash drives. Its file shredder feature ensures that all sensitive files are deleted permanently.

You can use this You can use this PC cleaner for Windows to de-clutter your system registry as well. In other features, it offers web privacy, backup drivers, recover deleted files, shred files, fix shortcut, delete duplicate files, remove empty folders and lot more.

The PC Decrapifier

Being one of the best free PC cleaner software for Windows, The PC Decrapifier not only helps you get rid of unnecessary apps and programs on your system but it is also useful to clean your startup process. It works on an intuitive and user-friendly interface to help you easily find and clean all unnecessary junk stored on your system. This smart tool is designed to find and remove all unwanted software on your system to recover precious disk space while improving your system performance. Using this best free PC cleaner for Windows 10 and other versions, you can significantly improve your system performance.

Advanced system Optimizer

This is one of the well-established PC cleaning software out there. It’s quite effective at removing junk files which eat up storage space and slow down your computer as well. Furthermore, this program comes with a special feature which helps you avoid any type of annoying advertisements and notifications while playing games. Additionally, it also offers a driver updater feature which helps you keep Windows drivers up to date.

Iolo System Mechanic

If you’re looking for an advanced program, Iolo System Mechanic is the way to go. This tool is equipped with many features which allow you clean your Windows and remove any type of junk files and apps that exploit the RAM. Furthermore, this program also offers privacy protection features as well. This software has been labeled as one of the best memory optimizers out there.

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Razer Cortex

If you’re a gamer who’s looking for a way to enhance the performance of your Windows, Razer Cortex is the best bet. This multi-purpose system cleaning tool offers a multitude of features. Basically, this tool optimizes the RAM by removing any type of junk files that are lying deep in your computer. This tool operates by defragging the memory of your computer and eliminating all the necessary processes running in the background.

JetClean

A lightweight, simply, and easy-to-use software, JetClean is one of the best pc cleaner software for Windows. Within just a few seconds, this efficient tool scans through the registry of your computer and lets you repair them. You can also enjoy features such as Apps Clean, Windows Clean, RAM Clean, and Shortcuts Clean. Overall, this is a great addition to your software list, as it helps you maintain your device properly.

Auslogics BoostSpeed

One of the sophisticated cleaners out there, Auslogics BoostSpeed offers a wide range of features that are quite effective and efficient. This tool is packed with all the essential features that help you get rid of junk files and restore system stability. Furthermore, you will also get privacy protection feature as well. In addition to that, you can also schedule automatic system maintenance.

Also Read: Best Antimalware for Mac

BleachBit

If you’re searching for an advanced application that not only cleans your Windows but also offers additional features, BleachBit is the one. It comes with disk cleaning, cache removing, and cookie clearing features. This program also offers privacy guard feature as well. In addition to these, you can also use this tool to delete internet history, remove logs, shred files, and many more.

Iobit Advanced System Care

One of the oldest and widely-used tools, Iobit Advanced System Care is a great tool for Windows maintenance. It not only helps you clean your PC, but also enhance the startup speed of your computer as well. With this tool, you can easily remove junk files and free up disk space. You can also use this program to clean apps and toolbars as well.

Comodo System Utilities

For someone who’s looking for an all-in-one best PC cleaner software for Windows, Comodo System Utilities is the way to go. This is a powerful software that’s actually a combination of several important mechanisms such as Privacy Cleaner, Registry Cleaner, Disk Cleaner, Shredder, and Autorun Manager. Basically, you get all the essential Windows cleaning and maintenance features at one place.

Winzip System Utilities Suite

Another PC cleaning software that offers several extra features, Winzip System Utilities Suite is a famous tool. This program helps you optimize Registry and clean your disk by deleting junk files. Additionally, you can also update drivers, backup your data, and protect privacy through this tool. You can also automate the process of your system Maintenance as well.

Glary Utilities

This PC cleaning program offers a wide variety of features that help you maintain your Windows properly. You can fix any type of registry errors, clean junk files, defrag hard disk, and protect privacy with this tool. Furthermore, there’s also an option for automating system maintenance. This software is extremely is to use, as it’s interface is very clean and simple.

Conclusion

Each and every tool mentioned above has been thoroughly tested before getting listed here. If you’ve neglected your Windows maintenance, it’s high time that you start it now. Download any of these best PC cleaner software for Windows for 2019 and start using. For a fast and secure PC, a cleaning software is a must. These tools offer free versions, but if you’re interested in getting more features, you can go with the paid PC optimization versions. But, try them out first and see how it goes.

Next Read: Top 5 Anti-Malware Software for Windows

Cover Image: PCMag

Do you believe your PC has been running slow lately? If yes, you might want to install a good PC optimization software. We collected & tested 10 best free PC cleaners to Speed up your PC.

PC optimization software helps boost the speed and performance of your computer by deleting files and programs that might be slowing down your computer.

In addition to this, PC optimization software also performs several other functions that enable your computer to run smoothly. Below mentioned are the 10 best PC optimization software and PC cleaners for your system.

1. Piriform CCleaner

Piriform CCleaner is a great PC optimization software that cleans registry, unnecessary files and manages programs very efficiently. This PC cleaner is pretty old and has a large number of trusted users. A great feature of this cleaner is that it is capable of cleaning parts of your computer that other PC cleaners can’t reach. It also protects your privacy and speeds up your PC.

Piriform cleaner has a paid version as well that features cleanup scheduling and real-time protection, but the free version covers and tackles all problems that involve temporary files, deleting cookies and cache and more.

All you need to free up space is select the drive you want to scan, and the cleaner will show the capacity of disk space can be saved. You can choose what you want to fix or remove and the system does the rest. If your PC is lagging or having storage problems, then you should try this app out. Though it does not include a lot of advanced features overall it is a good app that can be trusted when it comes to boosting the speed of your PC.

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2. Ashampoo WinOptimizer 2019

Ashampoo is another PC optimization software that appears to be like every other average PC optimization software. But in reality, it has more features and can do more than just deleting cookies and temporary files. This app also features process manager, software uninstaller, and much more.

Furthermore, one of the best features of this optimizer is its flexibility. It is very easy to use; you can scan for a broken registry, junk files and browser cookies all with a single click and erase them with another click. You can also tackle more deep-rooted issues by selecting the ‘details’ button, which displays the results of your scan individually. The optimizer provides you with full details about what the issue is and why it is better that you remove it.

Ashampoo WinOptimizer 2018 is free to download but you are required to register for the app, which only takes a couple of minutes. It is nothing to worry since the app does not share your details with any third parties. Overall, this is a very efficient and advanced PC optimizer and is a great option if you’re looking for one.

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3. Iolo System Mechanic

Iolo system mechanic is a great PC optimizing software that is trusted by a large number of people. It clears up unwanted junk files which creates disc space, it also blocks autorun settings and bloatware. Furthermore. It also clears up caches and browser history to protect your privacy. All of this helps your PC perform better, faster and whit much more efficiency.

Once you start using this software you are bound to feel a significant improvement in the speed of the tasks that your PC carries out. Iolo system mechanic is a great option for both advanced users as well as beginners. All it takes to clean up your PC is the single click of a button.

A lot of PC optimization software can be confusing and difficult to use, but that is not the case with this one. Iolo offers two simple options: Deep and Quick. The deep option takes a couple more minutes for the results to show up, but it is capable of detecting deeply hidden issues. Once the scan is complete you can click the ‘Repair all’ buttons which automatically starts to tackle all the issues that your PC might be facing. Iolo system mechanic is a great option if you are looking for a simple and easy to use PC optimization software.

4. Clean Master for PC

Clean Master PC is quite popular among PC optimizing software’s and it works great for Windows 7,8 and 10. Clean Master for PC is such efficient software that all it requires to scan 1000+ programs in a single click. It searches for and removes junk files and residuals which helps clean up system storage. It helps boost the speed of your computer system by speeding up boot time and optimizing network settings and system settings efficiently.

The driver booster that clean master for PC features is capable of scanning and fixing more than five million devices and drivers to fix driver issues. Furthermore, this cleaner also helps you fix privacy issues by resolving privacy disclosure risks and blocking unwanted access to programs. The cleaner also offers additional features such as auto update, file recovery, browser auto clean, file shredder, junk auto clean and more.

5. Auslogics Registry Cleaner

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The name of this cleaner might confuse you to think that this app has been designed just to find and fix registry errors but in actual it works very efficiently for cleaning junk files and boosting up the speed of your PC. Other than scanning, clearing and optimizing all invalid registry entries on your computer system it also helps your PC perform better by cleaning your system which helps avoid crashes and lags.

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Moreover, it also helps tackle instability issues and helps correct system and internet settings as well. It allows you to view all incorrectly entered registries and allows you to fix all corrupt entries very easily. Overall, the Auslogics registry cleaner is a great option among PC optimizing software and is bound to cater all your needs.

6. Eusing Cleaner

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Eusing Cleaner is another great addition to the list and it helps make your PC cleaning much easier and effortless. The system optimization tools and privacy cleaner it features help scan, detect and delete all unnecessary registry entries, unwanted files, temporary files, log files, cache files, internet history and index.dat data from your browser. This not only helps clear up your PC from unwanted files and data but also improves it functioning and boosts it speed.

Moreover, this PC optimizing software features many plug.in that are capable of cleaning the history of more than 150 party apps. It helps you choose between the files you want to remove and the files that you want to delete permanently. Furthermore, this optimizer works as a good registry cleaner tool for Windows. It scans and deletes all invalid registry entries in your system seamlessly. This PC optimization software is compatible with Windows 10 and older versions as well.

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7. The PC Decrapifier

The PC Decrapifier is another free and easy to use software uninstaller. This software scans and deletes al the unnecessary and unwanted files that are installed in your computer when you first buy it.

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Other than this it scans your overall system and the list’s all the programs that you might want to delete. It also deletes some unnecessary files automatically, so you don’t even have to bother clicking on the uninstall wizard. The software is compatible with Windows XP, Windows 7, Windows 8 and Windows 10.

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8. Advanced Win Utilities Free

Advanced Win utilities free is known for its ability to recover valuable disk space. It also secures the privacy of your system, keeps a check on the activities on your system and boosts its performance. Advanced Win features more than 20 free tools in a single utility.

These tools work very efficiently and ensure the proper working of your system. The free tools include password manager, automation software, PC cleaner, file shredder and more. The file shredder ensures that all the unnecessary files are deleted from the system permanently.

Furthermore, it also deletes the incorrect registry in your system. Other shorter tasks that it is capable of performing are recovering deleted files, ensuring web privacy, backup drivers, fix shortcut, shred files. remove empty folders, delete duplicate files and a lot more.

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9. Comodo PC Tuneup

Comodo PC Tuneup is a very well-known PC optimizer. You might want to use this software if you think your computer is being sluggish or not performing well. The software dives deep into your PC files to scan and tackle bloatware/unused registry files, which can be the reason that your system is not performing perfectly. Overall, the app is very simple to navigate and easy to use.

10. Anvisoft Cloud System Booster

Free Pc Cleanup Software From Microsoft

The last PC optimizer on our list is Anvisoft Cloud System Booster. This software is free, and it comes with an intuitive interface that allows you to clean your software easily and quickly. You can request a detailed insight about all the aspects of your system’s health by navigating to the expert mode. The software also allows you to monitor your computer’s performance in real time including CPU usage and RAM. The cloud system booster deletes, malicious plug-ins, repairs file extension errors and manages privacy settings. Overall, the Anivisoft too is a great PC optimization software.

Conclusion

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All these PC cleaners and optimizers work great and are reliable. You can surely count on them to boost the performance of your PC and the best part is that all of these are available for free.