14 Best Free Registry Cleaner For Windows 10 [2021]

If you are looking for the best registry cleaner¬†tools for Windows to clean, repair and optimize your PC Registry? you don’t have to search anymore. I used and examined several registry cleaners and list out the best among them. Registry cleaners are critical software for your computer. It is because issues in the registry are the significant causes of the low performance of your pc.

And after using the free registry cleaner, you can enhance your computer performance. There are more than a hundred free and paid registry software on the internet. Continue to read this article to know about the best registry cleaner for Windows 10.

Best Registry Cleaner for windows 10
Best Registry Cleaner for Windows 10

What Is Registry?

Table of Contents

Many people believe that the hardware components are the reason for the sluggish computer performance. So, people usually buy a new computer or replace old computer parts. However, this is a myth that hardware parts are responsible for slow performance. The main reason behind a slow computer is to install and use multiple software.

We install many programs and software on computers and uninstall many of them; however, even though you uninstall the program, their caches or residues stay in the Windows Registry, which reduces your performance pc. According to a recent survey, more than 80% of computer issues are due to registry.

A registry is the part of the operating system that stores all the little settings of your computer. It is the database of all information, options, settings, and much more hardware and software installed on your Operating System.

Usually, there are more than thousands of entries stored in the registry, and with such large entries, the possibility of errors also increases. And that is why you should use registry cleaner windows 10 to eliminate these errors.

Best Free Registry Cleaner For Windows 10

There is some software called Registry Cleaners that offer to clean up your registry with their advanced options. So, we reviewed several best among them and illustrated them below.

#1. Iolo System Mechanic

Iolo System Mechanic

Iolo System Mechanic is one of the best registry cleaner windows 10 for advanced PC tuning. It offers a set of tools for cleaning up hard drives, defragmenting drives and memory, repairing the registry, and optimizing the internet and system settings.

This software uses a patented performance technology. It helps you to fix frustrating errors, crashes, and freezes. Iolo System Mechanic offers up to 89% faster startups and 39% faster downloads. Likewise, this registry cleaner increases CPU speed and improves graphics.

Its file size is only 32.55 MB. So, you don’t need much space to install this software. It offers features like program accelerator, internet booster, and startup optimizer. You can clean up to 50 kinds of junk files and caches.

It clears the internet and chat history, cache, and clutters. You can do two types of scans, which are Quick Scan and Deep Scan. The only disadvantage of this software is that it supports only Windows Platforms.

Try Iolo System Mechanic with 70% Discount

Key features:

  • Defrag, compress, optimize, and backup your system registry
  • Program accelerator and Net Booster
  • A quick scan and deep scan
  • Improved proactive management and real-time boosts
  • Up to 50 types of junk files can be cleane
  • Clear internet and chat history, clutter, and cache

Compatible Operating Systems:

  • Windows 7 and later versions including XP/Vista up to v16.0.0.10

Verdict:

Iolo System Mechanic is a registry cleaner that improves the speed, performance, and stability of your computer. It has the latest modernized interface with a streamlined function menu and faster loading. It helps to restore maximum speed, power, and stability.

Price:

  • Freeware
  • System mechanic: $49.95.
  • System Mechanic Pro: $69.95
  • System Mechanic Ultimate Defense: $79.95

Try Iolo System Mechanic

#2. Auslogics registry cleaner

Auslogics registry cleaner

Auslogics is another excellent software to clean up your Windows registry. It is considered by many as the best free registry cleaner tool for Windows. Auslogics can help you overcome system and stability issues on your computer.

This tool’s main feature is its color severity rating, which highlights the registry areas that need your attention most. The file size is only 12 MB. It displays the color severity rating for registry errors. This software offers an automatic backup feature.

The drawbacks of this software are that it installs other programs during the installation of freeware. And the other is that you will get minimal functions in the free version.

Key features:

  • Effective cleaner for Windows
  • Automatic backup
  • Displays the color severity rating of registry errors
  • Excellent for cleaning up specific registries

Compatible Operating System (OS):

  • Windows XP, Vista, 7, 8.1, 10

Verdict:

If your operating system is Windows, Auslogics Cleaner should be on your priority list. It is because it is known to solve system and stability problems in Windows Operating System efficiently. The only reason you want to avoid this is if you care about the automatic installation of unwanted programs during installation.

Price:

  • Freeware

Try Auslogics Registry Cleaner

#3. Advanced SystemCare

advanced systemcare registry cleaner

Advanced SystemCare is the best registry cleaner windows 10 with an impressive user interface and comes with various tools that clean your computer and make it fast and safe. Like CCleaner, this cleaner is easy to use, making it ideal for beginners or new technology.

This software is ideal for beginner users as they are not aware of online threats and viruses; this software protects them. It also offers the automatic backup option. You just need to click once to start the backup. Its file size is $41.1 MB, which is significant for such software.

This cleaner’s drawbacks are that it motivates the automatic installation of unwanted programs and has too many features. Some of the features are not much useful.

Key features:

  • Ideal for those unfamiliar with the technology
  • Automatic backup
  • One-click scans and recovery

Compatible Operating System (OS):

  • Windows 10, 8, 7, Vista, XP

Verdict:

If you want software that includes various tools to clean up and speed up your computer, then Advanced SystemCare Registry Cleaner is the right choice.

However, if you don’t want to install unwanted programs that the cleaner software automatically installs, you should consider other options. Another reason not to install this cleaner on your computer is because of the limited hard disk space.

Price:

  • Freeware
  • Premium version at $29.99

Try IObit Registry Cleaner

#4. CCleaner

ccleaner registry cleaner

CCleaner is a super user-friendly and easy to use the tool and is the best choice for beginners or new tech users. This tool can be downloaded for free, making it easy to clean up your operating system’s registry. Users can manage individual files as well as skip and delete files.

CCleaner is the best free registry cleaner for windows 10 pc. This software is built for different types of registry errors and has limited functions in the freeware. It makes it suitable for beginners. You can also take selective backup.

It offers PC maintenance tools to check the PC’s health. This software is compact, and its size is only 16 MB. The disadvantage of this software is that it installs other programs without any permission. Its freeware can only be used for your personal use.

Key features:

  • Built for various types of registry errors
  • Ideal for beginners
  • Selective backup
  • PC maintenance tool

Compatible Operating System (OS):

  • Windows XP, Vista, 7, 8.1, 10

Verdict:

If you are looking for ease of use, CCleaner is probably the best registry cleaner. It is also useful for fixing various types of registry errors. However, if you are concerned about disk space, I recommend looking at the other available tools.

Price:

  • Freeware
  • Premium $29.95 and $59.95 versions

Try CCleaner

#5. SysTweak RegClean Pro

SysTweak RegClean Pro

RegClean Pro is a free registry cleaner that fixes all registry errors on your Windows PC. It improves overall PC performance and makes it more stable. It can repair, clean, and optimize the Windows registry. Multi-user cleaning can be done.

You can create schedules for a registry cleanup with automatically clean the registry daily/weekly/monthly. RegClean improves your PC performance by fixing invalid registry entries from outdated files and programs that no longer exist.

It can also perform registry defragmentation. It helps pc to rebuild the cluttered and fragmented windows registry. This software suggests some actions to improve system performance.

It minimizes the system notification messages by taking actions for improvement. Users can manually create the full registry backup. And you can also customize the scan area. Its file size is only 4.6 MB, which pretty compact.

The only demerit of RegClean is that it doesn’t provide any details on downloadable versions like restrictions and expiration dates.

Key features:

  • Perform registry defragmentation
  • Minimize system notification messages
  • Manually create a full registry backup
  • Customize the scan area

Compatible operating system:

  • Windows 10/8.1/8/7/Vista and XP.

Verdict:

RegClean has an easy-to-use interface and is suitable for beginners as well as professionals. According to the reviews, it is safe to use and provides useful features.

Price:

  • PhotoStudio v2.1: Free
  • RegClean Pro: $69.95.

Try SysTweak RegClean Pro

#6. Wise registry cleaner

Wise registry cleaner

Smart Registry Cleaner is widely regarded as the best registry cleaner. Wise Cleaner offers swift registry cleanup and automatic/scheduled scans. It also provides various scanning modes and is known as one of the safest tools currently available.

It has three levels of registry checking system, and it is straightforward to use this software. You can also set up automatic and scheduled registry cleanup options. Its file size is also compact, which is only 3.1 MB.

The disadvantage of this software is that you need to reboot your pc after installation and its many attempts to install other programs during the installation procedure.

Key features:

  • Automatic backup
  • Three levels of registry checking
  • Easy to use
  • Automated and scheduled registry cleanup

Compatible Operating System (OS):

  • Windows XP, Vista, Windows 7/8/10

Verdict:

If you are looking for software that can optimize your OS for better performance in the future, Wise Cleaner is the best option. Also, the file size is only 3.10MB, so you don’t have to worry about disk space.

However, if you don’t want any unwanted programs on your computer, it’s a good idea to avoid them. Another reason to avoid this is if you don’t want to reboot the registry cleaner.

Price:

  • Freeware
  • $29.95 premium version

#7. Jet Clean

Jet Clean register clean

Jet Clean is a speedy cleaner that can scan your entire registry in seconds. Another significant feature of this free registry cleaner is its well-designed user interface. It is a single click interface that helps you to clean the system.

It is compact and doesn’t need much hard disk memory to install this software. The installation file is only 3 MB.

This software’s disadvantage is that it stores too many cookies and tries to install toolbars during the installation procedure. So, if you are looking for a safe registry cleaner, this cleaner may not be at the top of that list.

Key features:

  • Easy-to-access backup
  • An excellent option for filtering
  • Speedy and dedicated cleaner tool

Compatible Operating System (OS):

  • Windows XP, Vista, 7, 8.1, 10

Verdict:

If you are looking for a registry cleaner that can quickly clean your operating system’s registry, Jet Clean is a great choice. You can easily access your backups from the cleaner and have great options for filtering. Also, the cleaner’s file size is only 3MB.

However, if you are having problems with the number of cookies served as a default function with this cleaner, we recommend that you do not use this tool.

Price:

  • Freeware

Try Jet Clean

#8. JV16 PowerTools

JV16 PowerTools

JV16 PowerTools is a free, customizable registry cleaner that can do swift registry cleanup. It also doesn’t install any unwanted programs during installation, as most other cleaners do. It is a real advantage.

It doesn’t have much complex user interface and has only essential features. So, it is more suitable for beginners. It provides features for automatic backup and fast cleanup. Its file size is 8.45 MB.

The only drawback of this software is that this software offers minimal features.

Key features:

  • Simple user interface
  • Fast registry cleanup
  • Automatic backup
  • Doesn’t automatically install toolbars or unwanted programs.

Compatible Operating System (OS):

  • Windows 10, 8, 7, Vista and XP

Verdict:

This is a good option if you want a PC cleaner to perform registry cleanup on your computer quickly. It offers automatic backups and prevents toolbars or unwanted programs from being installed automatically. If you are looking for user-friendly software without overwhelming features, this is not a good option.

Price:

  • Freeware

Try JV16 Power Tools

#9. Easy Cleaner

Easy Cleaner

Easy Cleaner is one of the oldest registry cleaners available today. Easy Cleaner has a very old user interface. However, it does the job as effectively as any other cleaner. Another key feature of this tool is that it can be used as a portable tool.

It offers various setting options and tools to create automatic backups. Its installation file size is 2.82 MB. So, it doesn’t need much space to install this software.

The drawbacks of this software are that it is comparatively slower registry cleaner software than other options. Moreover, it doesn’t have a scheduling option for creating a backup.

Key features:

  • Easy to use interface
  • Automatic backup
  • Various setting options and tools

Compatible Operating System (OS):

  • Windows XP, 2000, NT, ME, 98 and 95

Verdict:

If you are using an older version of Windows, Easy Cleaner will be a good option. It has an easy-to-use interface and can back up your registry automatically. However, if you are looking for quick registry cleanup and scheduling option, it’s a good idea to avoid it.

Price:

  • Freeware

These are the top 9 best free registry cleaners. There are a few more cleaners that you can consider for your windows computer. These are the bonus registry cleaners;

#1. Defencebyte

Defencebyte register cleaner

This cleaner cleans the registry and analyzes the registry, and provides possible fixes for any problems that may arise.

Key Features

  • PC settings management
  • Systematize scan scheduling
  • Easy to install and set up
  • Block unwanted URLs

Try Defencebyte

#2. AML cleaner

AML cleaner

AML Cleaner is a tool with a simple and easy-to-use interface. AML Cleaner can do ultra-fast registry cleanup to fix registry problems in Windows. It also comes with backup and system restore options.

Key Features

  • Startup management
  • Efficient pc cleaner
  • Pre-configured with 22 types of file extension

Try AML Cleaner

#3. WinUtilities

winutilities registry cleaner

WinUtilities is an all-in-one registry cleaner windows 10 that can clean and optimize your PC. It offers fast and efficient scanning and comes with a ‘Rescue’ option for registry backup and restore.

Key Features

  • Powerful and all in one cleaner
  • Boost pc speed
  • Fix errors, crashes, and freezes
  • Offers options for backup scheduling

Try WinUtilities

#4. Eusing Registry Cleaner

Eusing Registry Cleaner

Eusing Cleaner, a tool with a user-friendly interface, quickly retrieves old or incorrect information. It also automatically backs up the registry.

Key Features

  • Full scanning
  • Boost computer performance and stability
  • 100% spyware free
  • Automatic backup creation options

Try Eusing Registry Cleaner

#5. Glarysoft Registry Repair

Glarysoft Registry Repair

A cleaner that provides safe and efficient registry scans, Glarysoft Registry Cleaner offers a brilliant scan engine and backup/restore functionality.

Key Features

  • Perform comprehensive analysis
  • Automatic backup options
  • Quick and full scan

Try Glarysoft Registry Repair

Frequently Asked Questions

#1. What is a registry cleaner, and how does it work?

Registry Cleaner scans the Windows registry to find information or programs useful before but no longer need to be in the registry. When you find these items, the software can display them on your computer screen and rank them according to their importance. Then it asks if you want to allow it to remove some of these entries from the registry automatically.

#2. When is it recommended to run a registry cleaner?

If you encounter any of the following problems, it is recommended to run the cleaner; Computer performance is slow, files take longer than usual to upload, the computer starts to freeze, and other error messages are displayed.

#3. What are the risks involved in running this cleaner tool?

There is a significant risk of running poorly developed cleaner software that can cause your operating system’s serious problems. Your computer may not be fully functional.

#4. What precautions should I take before running the cleaner?

The first precaution you should take is to back up your registry. There are several tools to back up the registry itself. So, make sure that the cleaner of your choice comes with this feature. Alternatively, you can do the backup yourself.

Another precaution you should take before running a registry cleaner is to have a good antivirus program installed on your computer. It is necessary because not all cleaners are virus-free. However, you can reject this precaution if you receive the software that is ‘virus-free.’

#5. What are the benefits of registry cleaning?

There are several benefits to running the cleaner tool on your computer.

Some of these merits are:

  • Fix errors that occur after program removal
  • Improved slow boot time
  • Modifying files related to the removed program
  • Improved overall computer response time

#6. What is considered the best registry cleaner?

If you are searching for the best Registry Cleaner, you should check for a tool that is virus-free and comes with an automatic registry backup option. One more important thing to consider is that you should consider the Registry cleaner’s file size and whether it supports the latest versions of windows or any other operating system or not.

#7. What is the best registry cleaner for Windows 10?

The best registry cleaner selection depends on the user’s needs. For instance, if you want the ease of use, CCleaner is probably the best registry cleaner for you. The Advanced SystemCare registry cleaner is an excellent choice if you are looking for a tool with an impressive user interface, which comes with a range of tools that clean your computer and make it fast and secure.

Auslogics is a suitable choice if you want to solve the system and stability issues with the computer. The Wise Registry Cleaner helps if you wish to superfast registry cleaning functions and automatic/scheduled scans. You should select Jet Clean if you’re going to scan the entire registry within a few seconds and get access to a single-click interface that allows you to clean your system.

JV16 PowerTools is a good choice if you are looking for a highly customizable cleaner that can perform extremely fast registry cleaning and does not attempt to install unwanted programs. Finally, Easy Cleaner is the right choice if you have an older version of Windows like Windows XP and Vista and want a tool that is available as a portable tool too.

Conclusion:

These are the best registry cleaner available on the internet. All the registry cleaners listed above have their fair share of merits and demerits. Therefore, you should consider your requirements while selecting the best registry cleaner. I hope that this article helps you to find the most suitable registry cleaner for your Windows pc. Comment below if you have any questions.

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