6 Best Registry Cleaner for Windows 11/10/8/7 in 2024

Here is a list of best free registry cleaners for Windows 10/11 with powerful features that will clean your PC and boost its performance.
Best Registry Cleaner for Windows 11

If your favorite Windows 10 PC has now become a synonym for “slow” or “crashing” devices, the greatest thing to do would be to use the best registry cleaner for Windows.

Windows OS lacks in cleaning the outdated registry entries from your system periodically. Registry cleaners take precedence over this irregularity of Windows 10 in cleaning the outdated entries from the Windows registry. That’s when registry cleaners come into the picture, showing off their ability to clean your PC and boost its performance.

While there are many options, a common question often pops up: “which is the best registry cleaner?”. When we use “best” for a registry cleaner tool, we certainly mean an inexpensive, lightweight program with a user-friendly interface that would first create a complete backup, then clean invalid registry entries and dramatically boost system performance.

Here is a list of the best Windows registry cleaners you can use to keep your Windows registry clean and updated. Keep reading to find a top-rated registry cleaner that will suit you the most. If you’re looking for an all-in-one PC cleaner, read our best PC cleaner software review here.

Quick Summary

An efficient registry cleaner for Windows 10 will clean and optimize the registry and increase computer stability and overall PC performance. This is why running a well-designed registry cleaner is highly recommended when faced with an overly slow system.

  • Ccleaner is one of the best free registry cleaners and optimizers that cleans junk files, repairs registries, and comes loaded with a range of tools that not only clean your computer but also make it fast and secure.
  • Wise Registry Cleaner provides high-speed registry scanning and cleaning and automatic as well as customizable scan options.
  • Advanced SystemCare is a powerful registry cleaner and optimizer with an attractive user interface, a smart scan engine that finds errors and invalid registry entries with comprehensive details, and is accompanied by other optimization products.

What Is Registry Cleaner

Windows registry is an essential part of a computer. It is like a database containing all the information, settings, etc., necessary for the proper functioning of the software applications and hardware installed on your PC. Practically, there are thousands of entries saved in the Windows registry.

Registry Cleaners are software that helps in removing invalid and outdated registry entries from the Windows registry. They search your PC for registry entries that are useless and delete them. For instance, the registry entries left by uninstalled software or files that no longer exist can slow down PC performance and cause freezes, crashes, and whatnot.

Registry Cleaners are the perfect solution to fix invalid registry errors and speed up the overall performance of computers. Some not only clean orphaned registry entries but also defragment the Windows registry to keep it optimized.

Who Should Get A Registry Cleaner for Windows 10/11

With time, as you install and uninstall applications on your Windows 10 system, the registry becomes cluttered with old entries. Any invalid or broken registry entry can cause error messages and slow down the PC. Sluggish performance and frequent crashes are signs of registry problems.

It is highly recommended to run a registry cleaner when your Windows 10 starts to hang, it takes way longer than usual to start up, and you start getting different error messages.

Using any of the best registry cleaners for Windows is a perfect alternative to manually identifying and removing unwanted entries from the registry. A good registry cleaner will safely remove registry keys and values pointing to programs and files that no longer exist on your Windows 10 PC.

Once your registry has been cleaned, you will notice a dramatic performance boost, and any error messages seen previously will be gone.

Moreover, it is very dangerous to remove invalid registry entries manually. It is time-consuming, and deleting the wrong registry entry can lead to disastrous results.

A powerful registry cleaner takes a complete backup of the existing Windows registry and creates a System Restore point before deleting any invalid registry entry. This comes in handy just in case you need to restore the registry changes.

How We Tested and Picked the Best Registry Cleaner for Windows 10/11 in 2024

To identify the best Windows registry cleaner, I used my 64-bit version of Windows 10 system and tested each cleaner for the following criteria:

  • Compatibility: The best Windows registry cleaner should be compatible with 64-bit & 32-bit versions of Windows 10/11.
  • User Interface: A wide range of features can bring in complexity, but a top-rated registry cleaner should have a user-friendly and intuitive interface to create the best possible user experience.
  • Features: For an efficient registry cleaner, a great set of features like quick scanning, automatic registry backup, system restore point, schedules scans, customization, etc., is much needed to make it stand out from the competitors as the best registry cleaner for Windows 10.
  • PC Performance: The effect of registry cleaning on the system performance is crucial for testing any cleaner for Windows. The best registry cleaner must boost PC performance by manifold.
  • Licensing: Most of the registry cleaners available for Windows are free; some of them provide advanced features in their paid version. Hence, registry cleaner software must offer the best value for money if you decide to buy it.

Our Picks: Best Registry Cleaner for Windows 10/11 in 2024

We have selected the 6 best registry cleaners for Windows 10 that have the most powerful features, are user-friendly, affordable, and greatly improve overall system performance. Each one is described below in detail with its features.

1. Ccleaner

CCleaner – cleaning options

Ccleaner is by far the best free registry cleaner for Windows 10. Ccleaner optimizes your PC, making it cleaner, safer, and faster. Its incredibly well-designed and straightforward interface makes Ccleaner an ideal registry cleaner for beginners.

Ccleaner is mainly involved in removing entries in the Windows Registry referring to files, programs, or other resources that no longer exist in Windows. Ccleaner helps to remove invalid and unwanted registry entries, which include program uninstallers, file extensions, ActiveX objects, application paths, invalid shortcuts, help files, and more.

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This top-rated registry cleaner for Windows comes with a registry backup option, so you can undo the changes made using Ccleaner and easily restore them.

Ccleaner, in reality, cleans a lot more than just the registry. It also comes with a browser cleaner, which can erase temporary internet files, browser search history, cookies, and download history from Internet Explorer. This enables safe internet browsing, getting rid of tracking cookies and maintaining privacy.

Ccleaner has compatibility with both 32-bit & 64-bit versions of Windows. Moreover, in the premium version, Ccleaner is packed with advanced features like real-time monitoring and priority support for high-tech savvy users.

2. Wise Registry Cleaner

Wise Registry Cleaner

Wise Registry Cleaner is amongst the best Windows registry cleaner that is currently very popular besides Ccleaner. It makes the system run faster and more stable by fixing corrupt and residual entries in the Windows registry. Wise Registry Cleaner has a clean and easy to use interface and is one of the safest tools available today.

Wise Registry Cleaner features three scan modes: Fast Scan, Deep Scan, and Custom Area Scan. A fast scan removes only those Windows registries that are safe to delete and help to speed up your PC. A custom scan facilitates scanning custom areas of the registry for invalid file extensions, obsolete startup program entries, etc.

Wise Registry Cleaner automatically backs up the registry before any cleaning is performed.

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Wise Registry Cleaner enables you to set a scheduled cleaning of the registry as needed. It also permits automatic registry cleaning when using the tool for the first time.

When a scan is finished, Wise Registry Cleaner marks the scanning results as safe and insecure, indicating which registry paths are free of issues and which need to be fixed.

Additionally, Wise Registry Cleaner has a remarkable feature of AUTO RUN. This makes it very easy to clean the registry using the command line. It also comes with the option to defrag the Windows registry.

Wise Registry Cleaner is compatible with 32-bit and 64-bit versions of Windows. It is also available in a portable format.

3. Advanced SystemCare

Advanced SystemCare – home screen

IObit Advanced SystemCare is among the best registry cleaner with an interactive user interface. This registry cleaner comes with plenty of features to clean, optimize, and protect your PC. A rare feature, the real-time monitoring of RAM and CPU use has been recently added to its free version.

As a registry cleaner for Windows 10, Advanced SystemCare cleans useless temporary files. It also removes duplicate files; recovers disk space and manages startup items. All these optimizations help in reducing system startup time. It scans various categories like junk files, startup processes, invalid shortcuts, privacy traces, broken registry entries and more.

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Ignore list helps in excluding those areas which the user wants to skip from the scan; thereby making the process convenient and faster. Furthermore, Advanced SystemCare has a built-in backup tool, Rescue Centre, that automatically backs up the registry before cleaning is performed in case the user wants to restore the changes (if required).

Once the scan has ended, results are displayed in a categorized and informative manner. After Advanced SystemCare has completed optimization and cleanup, it keeps a backup and log of reports of all the tasks performed.

Advanced SystemCare comes with startup optimization and is accompanied by other IObit products, e.g. Malware Fighter, Uninstaller, Driver Booster, etc. for improving your PC’s performance and security.

4. RegClean Pro

RegClean Pro

RegClean Pro is highly popular as the best Windows registry cleaner, owing to its smart scan engine. This registry cleaner comes with amazing functionalities to deep scan, clean, optimize, and defrag Windows registry, which improves the system response time, resulting in a much faster PC.

RegClean Pro’s powerful scan engine instantly detects and removes obsolete, invalid, and broken registry entries for a smoother PC performance. It automatically backs up Windows registry before fixing registry errors, and thus, any changes made to the registry can be rolled back, if required. Before fixing invalid registry entries, the RegClean Pro takes a complete backup of the registry. What’s more, it takes incremental backups in future whenever it is used.

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RegClean Pro categorizes errors and invalid entries for a stable system and improved performance.

With RegClean Pro, you can easily schedule a daily, weekly, or monthly registry cleaning. Also, this registry tool gives the option to customize scans to fix specific startup, uninstall, and user-related issues.

Additionally, you can create an exclusion list of registry entries to be skipped during future scans from being listed as issues. This saves time and space, making RegClean Pro as the top-rated registry cleaner.

RegClean Pro reorganizes fragmented and cluttered Windows registry. An optimized Windows registry minimizes system crashes and boosts the speed of your Windows PC.

However, RegClean Pro’s free version can only scan for invalid registry entries but doesn’t fix them. To delete the unwanted entries, you need to buy its full version.

5. Glarysoft Registry Repair

Free Registry Repair by Glarysoft

Registry Repair by Glarysoft is a free registry cleaner for Windows that works perfectly to scan, clean, and repair registry issues. It has an intelligent scan engine with high scanning speed that finds errors and invalid registry entries with comprehensive details.

Registry Repair has a simple and user-friendly interface. Similar to other registry cleaning tools, it offers thorough and fast scanning and registry cleaning, has an option to automatically backup before every registry cleanup, and allows to restore the keys that were removed in previous registry repairs, in case of problems.

Registry Repair analyzes different areas in Windows registry and can identify up to 18 types of errors like obsolete software, issues with file extensions, startup programs, and many more. With the help of Ignore List, this tool gives the option for a customizable scan by setting the errors to be ignored by the Registry Repair.

The left side of Registry Repair tool displays sections of the computer to be scanned for finding registry issues. Additionally, once the scan is complete, you can double-click the main category of the error to see the specific reason for the issue, while right-clicking an error opens it in the Registry Editor. 

The Export Option makes it a top-rated registry cleaner, with which you can export previous and updated registries to a text file in a designated folder.

Registry Repair is compatible with all the versions of Windows, from Windows Server 2003 to Windows 10. Deep Scan and scheduling registry repairs are available only in the paid version of this tool.

Tip: While installing Registry Repair, make sure to uncheck the option which will otherwise install unwanted third-party software on your computer.

6. Auslogics Registry Cleaner

Auslogics Registry Cleaner

Auslogics Registry Cleaner is amongst the best registry cleaner software with an interactive user interface.

Registry Cleaner works effectively to clean, repair, and optimize your Windows PC by deleting invalid entries like shortcuts, file extensions, help files, startup programs, fonts, etc. from Windows registry and improves overall PC performance. With its Search and Cleanup utility, Auslogics enables filtering all registry keys and parameters with the keywords specified.

Auslogics Rescue Center allows you to create flexible backups and restore points so that you can re-install the previous registry configuration when needed. Also, Auslogics Cleaner comes with Ignore List, where you can select the registry areas to be skipped in future scans. This saves time and space.

A potentially useful feature of Auslogics Registry Cleaner is the ability to pause and resume its work anytime. In Auslogics Cleaner, identified issues are displayed with colored severity rating representing its level of importance – low, medium, or high. Thus, highlighting the registry area that requires the most attention.

Auslogics Registry Cleaner comes with a notable feature called the PORTABLE VERSION creator, which allows users to create a portable version of the registry cleaner in an executable file(.exe).

Auslogics is compatible with 32-bit and 64-bit versions of Windows. Advanced features like deep registry optimization and priority support are available in the paid Pro version.


A good registry cleaner will safely remove invalid and unwanted registry entries pointing to programs and files that no longer exist on your Windows 10 PC.

All the registry cleaners listed above are the top-rated registry cleaners having attractive features such as good user interface, scan progress, scan scheduler, automatic registry backups, fast registry cleaning, ignore list, customization, etc. All these tools come with a range of utilities that not only clean your PC but also make it fast and secure and boost its overall performance, making them the best registry cleaners for Windows 10.

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