What is a Registry Cleaner Software?
A registry cleaner is a software that removes temporary browser cache, log files, history, bloatware, system memory dumps, thumbnails, and unnecessary background applications. Essentially, a registry cleaner is created to eliminate redundant and obsolete files from the Windows registry. More advanced cleaners can also correct invalid registry keys. It fixes a standard windows issue and allows you to reduce system crashes. Registry cleaner also removes 50+ various junk file types and frees up disk space. An efficient Registry Cleaner enables you to scan your PC with just one click.
A registry cleaner is intended to be used more frequently. This way, the registry is maintained in better condition, and the computer remains healthy as your system registry only stores essential information about your windows system, while discarding the junk.
Importance of Registry Cleaner Software
- Registry cleaners are necessary as older versions of the Windows operating system overtime slows down due to a growing registry database's size and complexity.
- Manual cleanup of invalid entries, missing references, or broken and invalid link registry entries becomes impractical because of the sheer number of entries. Therefore, the need for automation becomes apparent.
- Malware can create a registry issue. Even when the software has been uninstalled, its remnants may remain - causing error messages and slowdowns. Registry Cleaner can help to remove all this leftover data.
- Several applications save data in the Registry, including personal information, such as your passwords or email address. After removing the program, some of this data may remain, creating a security risk. Registry Cleaner will remove this leftover personal data and help prevent data theft should someone access your computer.
List of Registry Cleaner Software
When you start looking for the best registry cleaner software, it is easy to get overwhelmed with the list of options available. Here is the handpicked list of registry cleaner software to choose as per your requirement:

Razer Cortex removes unnecessary processes on the PC and helps in increasing PC performance. It frees up valuable resources and RAM, resulting in higher frames per second and smoother gaming performance. Razer Cortex registry cleaner automatically boosts when you launch your game, no matter if it’s from Origin, Steam, or your desktop. After completing the game, Razer Cortex Game Booster auto-restores your PC back to the initial state.
Key Features:
- Boosts FPS by micro-managing your unnecessary applications and Windows OS by disabling CPU sleep mode for peak performance and enabling CPU Core to prioritize gaming
- It allows users to search deeper and fine-tune their boost settings to a granular level
- It enables you to run games on your computer correctly; even your system is not made at all for gaming
- It helps you cleans unwanted junk files, not a single kilobyte of hard disk space is wasted
To know more about Razer Cortex: Game Booster Software features and product options, click here to continue.

WiseCleaner is an easy-to-use system maintenance software that scans the Windows registry and finds residual items and errors in the registry followed by defragging or cleaning them. By fixing these corrupted files in the Windows registry, your system will run faster and more stable. WiseCleaner also provides many custom selection options that allow you to clean up files you do not need.
Key Features:
- Protects your privacy by cleaning Internet history and other traces available on your computer
- Scheduled automatic disk cleaning
- Helps in increasing computer performance by defragging and rearranging files on your hard disk
- Also updates the software automatically
To know more about Wise Registry Cleaner Software features and product options, click here to continue.

WinUtilities Pro is a system utility software that helps with an effective solution to improve your computer’s performance. WinUtilities Pro cleans disks of data that reduces the performance of your system. WinUtilities also allows you to choose which areas to scan, make a restore point, and export the log of errors as an HTML file. WinUtilities Pro registry cleaner software has both free and paid versions, a clean and convenient interface, and regular automatic upgrades.
Key Features:
- Allows you to add a password to protects your executable files
- Protects your privacy and wipes sensitive browsing and chat history
- Boosts your PC performance by fixing errors, crashes, and freezes
- Allows you to schedule the cleaning task
To know more about WinUtilities Pro Registry Cleaner Software features and product options, click here to continue.

Auslogics Registry Cleaner is a tool that monitors your complete system and finds junk files, and helps in maximizing processing efficiency and speed. It allows you to clean, repair, and optimize your Windows registry to eliminate errors and crashes and restore smooth and stable operation.
Key Features:
- It enables you to pause the registry scan and allows you to resume later
- It also enables you to find various registry error search criteria include quick launch, desktop shortcuts, app events, and startup programs
- It detects and eliminates issues in real-time and keeps your system working at top speed
- It erases traces of your activity and protects your sensitive information
To know more about Auslogics Registry Cleaner Software features and product options, click here to continue.

IObit Advanced SystemCare is easy-to-use and straightforward software. It contains an array of tools helpful for PC repair and other related tasks. Protection feature to guard personal and sensitive data stored on hard drives. Startup manager to supervise background apps/processes and speed up the system. Duplicate scan to find unnecessary files that only fill the space and helps you free up your disk space by cleaning junk files. Registry defrag helps to resolve structural errors. IObit Advanced SystemCare enables you to clean, speed up, optimize, and protect your system. It also allows you to protect your online privacy.
Key Features:
- It provides automatic updates to the program and adjusts to the user’s preference
- It also allows single click removal of software leftovers
- It increases system security and refreshes your web browsing
- It provides thirty-three interface languages to select
To know more about IObit Advanced SystemCare Software features and product options, click here to continue.

TweakNow RegCleaner is free to use. It is an integrated suite of utilities that allow you to fine-tune every aspect of your system and Web browser. TweakNow RegCleaner is the fastest and reliable registry cleaner application. It also allows you to select what action you wish to take, such as cleaning the Windows Registry, erasing Internet browser traces, and optimizing Windows or Internet settings.
Key Features:
- It allows you to create a backup file before removing obsolete entries from your registry
- It recommends you to clean the Windows registry periodically
- TweakNow RegCleaner quickly scans to find obsolete registry entries
- It also works in all windows operating systems
To know more about TweakNow RegCleaner Software features and product options, click here to continue.

JetClean is a free utility with one-click repair, automatic shutdown after the repair, scanning for specific issues (e.g., startup, DNS cache, memory, sounds, fonts, virtual devices). It helps you to removes system junk files and improves your PC performance. JetClean registry cleaner software also provides automatic cleaning and updating tasks, interface, and language, backup, and restores functionality, “blacklist” for apps to skip while scanning and repair reports.
Key Features:
- JetClean enables you to clean your unwanted damaged file history in a fast and reliable way
- JetClean takes very little space on your computer
- It Helps speed up PC startup by rearranging applications
- It also comes as a portable program
To know more about JetClean Registry Cleaner Software features and product options, click here to continue.

SlimCleaner is an optimization tool that allows your PC to increase better program response time. It helps you to manage more space and fewer unwanted programs. It enables you to remove unnecessary junkware and files which take up space and compromise your privacy. SlimCleaner also has a performance mode and power management mode to optimize your computer.
Key Features:
- Power management mode helps you to manage power occupied by your computer efficiently
- It also provides unwanted startup items alert
- It provides up to date information, ratings, and recommendations from users
- It allows you to scan your PC with just one click
To know more about SlimCleaner Free Software features and product options, click here to continue.

Ccleaner is one of the popular registry cleaners among users globally. It isn’t just a registry cleaner program, as it does not only optimize registry. CCleaner can remove registry keys and registry values that point to files or programs that no longer exist. It clears your online tracks, frees up space, and manages your machine, running faster and a simple tool to clean the registry. Ccleaner also allows us to view, change, or uninstall programs, find, and remove files that taking up a lot of disk space.
Key Features:
- It has a “custom clean” mode to find and delete files by category - system, explorer, browsers, apps, multimedia, utilities
- It has an “easy clean” mode - for quick junk files and trackers removal
- CCleaner provides full installation or a portable version that does not require installation
- It also enables you to optimizes your internet speed
To know more about CCleaner Software features and product options, click here to continue.

Ashampoo WinOptimizer is a tune-up utility for Windows OS and has multiple modules that analyze the system. It fixes shortcuts and cleans the browser’s redundant data. Ashampoo WinOptimizer is also a PC maintenance tool to remove junk files and clean out the registry. Privacy is ensured via two modules: one disables Windows telemetry and another encrypts.
Key Features:
- All modules are improved and updated regularly for best compatibility and performance
- It protects your privacy and customizes Windows to your needs
- It also provides powerful scheduling system and automatic operation
- It provides a robust early warning system against system failure
To know more about Ashampoo WinOptimizer Free Software features and product options, click here to continue.

AVG TuneUp is a free registry cleaner software that speedup and cleans your computer. This tool helps you to update your software, fix annoying problems, and removes bloatware. The central registry cleaner options of TuneUp are registry scan. AVG TuneUp functionality set includes sleep mode, disk cleanup, browsing clearing, permanently delete files, optimize internet connection, and recover accidentally deleted or damaged files.
Key Features:
- The patented tuneup process puts all resource-draining applications in sleep mode
- It also detects and removes unwanted third-party toolbars and ads
- It enables updates your applications automatically
- It provides a fast overview of the system
To know more about AVG TuneUp Software features and product options, click here to continue.

Iolo System Mechanic maintains a personalized report detailing problems. This tool improves PC boot time, CPU performance, drivers, and RAM. It automatically identifies unwanted startup programs that slow down your computer and optimizes hidden windows internet settings for faster downloads, snappier page loads, less buffering, improved video quality, and smoother gaming.
Key Features:
- It safely cleans sensitive browsing history and patches Windows security vulnerabilities that can harm your computer
- It also removes over 50 various junk files and frees up disk space
- Automatically enhances the speed and availability of CPU, RAM, and hard drive resources when you launch an app
- It detects and repairs more than 30,000 various problems
To know more about Iolo System Mechanic Software features and product options, click here to continue.

Defencebyte Computer Optimizer is a Registry Cleaner that encapsulates comprehensive technologies. It helps you to examine computer glitches and registry malfunctions. It allows you to maintain optimal performance by removing junk files. Defencebyte helps in optimizing the performance of systems, as well as remove old system registry files. Defencebyte indicates the unused free space of CPU and RAM. It also allows you to block all unwanted URLs.
Key Features:
- It cleans up the PC's registry to free hardware space
- It deletes useless file extensions
- It allows systematizing to scan scheduling
- It also removes invalid paths/programs
To know more about Defencebyte Registry Cleaner Software features and product options, click here to continue.

Jv16 PowerTools works by cleaning the Windows registry, unwanted files, and data. It helps you to fix system error automatically and applies optimization to your PC. Jv16 PowerTools detect and remove unneeded history data containing sensitive information about you and locate and delete unnecessary files, including temp files and duplicate files. Jv16 PowerTools also enables you to uninstall any software and remove its leftovers.
Key Features:
- It can be used in several languages like English, Francis, Dutch, Deutsch, etc
- It speeds up computer startup
- It allows you to delete locked or write-protected files in Windows
- It also fixes windows event log and registry errors – all with one click
To know more about jv16 PowerTools Registry Cleaner Software features and product options, click here to continue.

Argente registry cleaner controls your computer and continuously searching problems in your system. It is a full maintenance suite that optimizes, cleans, and protects your system with its wide variety of tools. Argente registry cleaner allows you to delete junk files, search the Windows registry for invalid entries, and remove spyware.
Key Features:
- It offers scheduled tasks without your intervention
- It offers higher speed and stability
- It also helps you to establish a better configuration
- It removes malware and cleans your traces
To know more about Argente Utilities Software features and product options, click here to continue.

Glarysoft registry cleaner examines more than a dozen of various areas in your registry. It runs with all Windows Operating Systems and scans the windows registry with a complete analysis. It only needs a few steps to fix invalid Windows registry entries, correct DLL errors, and clean up junks. It also creates a backup copy every time you repair the registry. Glarysoft registry cleaner makes sure that the windows registry is perfect and error-free to support your computer running smoothly at peak performance.
Key Features:
- It allows you to delete a registry error, or leave it without change, or exclude it in future registry cleanup and repairs
- It provides a fast, thorough, and safe scanning engine
- By default, all invalid registry entries found are marked for deletion, since all found entries can be safely removed
- It also has a simple and user-friendly interface
To know more about Glarysoft Registry Repair Software features and product options, click here to continue.

AVS Registry Cleaner is a unique utility that lets the user scan, clean, fix the Windows registry, remove obsolete, harmful, or unused items from the registry, and make the personal computer operate safely and quickly. After completing scanning, you can check out the total number of problems in each category mentioned and details (e.g., section or root key, sub-key, and data value) and allow you to select which issues you want to repair.
Key Features:
- It creates a backup of the repaired files to prevent your system from data loss
- It takes up a low-to-moderate amount of system resources
- It provides a clean and intuitive interface
- It also automatically scan your computer using the scheduler option
To know more about AVS Registry Cleaner Software features and product options, click here to continue.

CleanMyPC is a software that keeps your PC clean and running like a new one. It scans your computer system to boost its speed, clean up junk files, and increase its performance. You can find useless files and deletes them securely with a few clicks. It allows you to clean the registry on your computer and enable you to uninstall the windows apps correctly and their leftovers.
Key Features:
- CleanMyPC enables you to get rid of the hibernation files easily
- It identifies add-ons that are not required and turn them off
- It also provides an easy way to speed up computer startup
- CleanMyPC maintains your online privacy
To know more about CleanMyPC Software features and product options, click here to continue.

Registry Life is software that allows you to correct errors in the registry and optimizes it. It is a compact, simple to use, and free solution for servicing your system registry. It has two main functions – “Registry Cleanup” and “Registry Optimization.” Registry Life enables you to checks on the registry to detect more than ten different problems. At the same time, this tool removes informational junk from the registry.
Key Features:
- Registry Life enables the tool to ignore CD-ROM, a removable disk, remote and RAM disk references, and non-existent drives
- It optimizes the registry quickly and efficiently and displays the results of this operation visually
- It can look into application data, the MUI cache, user-wide application settings, and control parameters
- It also offers utility to defragment and compress the registry
To know more about REGISTRY LIFE Software features and product options, click here to continue.

Vit Registry Fix is a free system cleaner programming. It helps you to find and remove junk files on disks and clear history. It also manages windows startup and uninstalls software. It removes many unnecessary entries from your registry, making your system boot more quickly and running faster. Vit Registry Fix has a clear and attractive interface, and it supports 64-bit and 32-bit OS Windows.
Key Features:
- You can use this software in a portable mode on removable devices
- It helps you to create a full backup before removing errors
- It provides a powerful automatic search of errors
- It also allows you to manually cleaning program settings
To know more about Vit Registry Fix Software features and product options, click here to continue.
Types of Registry Cleaner
- System files cleaner: It allows you to clean your PC's cache and big files. It also scans your whole computer to clean up junk files, speed up your PC, and boost its performance.
- Registry scan and fix: When you start your computer successfully, the windows registry checker creates a backup of system files and registry configuration data (including user account information, protocol bindings, software program settings, and user preferences) once daily.
- Programs uninstaller/repair tool: Allows you to repair issues when blocked from installing or removing programs automatically. It also fixes corrupted registry keys.
The system registry is one of the essential components of the operating system. The stability of the system’s operation depends upon its being in working order. The speed of the applications you use relies on the volume of data contained in it. After installing and uninstalling many applications, your Windows registry may include a large number of obsolete entries. These will significantly enhance the registry size and slow down your computer because Windows will need more time to load, search, and read data from the registry. So, to keep your system in top performance, it is recommended to clean your Windows registry periodically.