Alternatives to Registry Defragmentation for all platforms with any license

Platforms

Desktop

Mobile

Web / Online

Indie / Classic

  • Glary Utilities icon

    Glary Utilities

    Glary Utilities offers numerous powerful and easy-to-use system tools and utilities to fix, speed up, maintain and protect your PC. It provides in 23 languages registry and disk cleaning, startup delay, privacy protection...

    Freemium Windows Android

    • Bundleware Be careful during the installation: https://alternativeto.net/discussions/applications/11718/be-careful-in-the-installation/
  • Wise Registry Cleaner icon

    Wise Registry Cleaner

    Wise Registry Cleaner scans the Windows registry for invalid or obsolete information and presents you with a list of potential problems. To help you decide which items to delete, the program classifies them as "Safe to fix"...

    Free Windows

  • System Mechanic icon

    System Mechanic

    System Mechanic automatically repairs errors and fragmentation, cleans out clutter, and tunes up your PC -- so that it runs smoothly, reliably, and up to 300% faster! Don't waste money on expensive "experts" to fix your...

    Commercial Windows

  • SlimCleaner icon

    SlimCleaner

    SlimCleaner is a freeware PC maintenance program that uses crowd-sourced feedback to make up-to-date optimization recommendations for users. In many ways it's like other cleaning apps. It includes a windows database cleaner, a...

    Free Windows

    • Warning Contains adware and possibly other malware: https://virustotal.com/en/file/df0103656f9ab19af4a0098c215e8dbc03c33e3b47264f3cc05611790ca721cc/analysis/1473151594/ & https://virustotal.com/en/file/d1d47cff0c0aa2ff71ef18179be6252732dbb1b428320065ef809969f3c13e54/analysis/1473151598/
  • Auslogics Registry Cleaner icon

    Auslogics Registry Cleaner

    Registry errors can make your computer slow and unstable. While there many registry cleaners available on the Internet, there are very few registry cleaners which are truly free. Auslogics is proud to offer one of the most popular...

    Free Windows

  • Reg Organizer icon

    Reg Organizer

    Reg Organizer is a feature-rich application designed to edit, clean and maintain registry, fix errors in the system, and improve computer performance. The deep registry search feature lets you find all registry keys related to a...

    Commercial Windows

  • Ashampoo HDD Control icon

    Ashampoo HDD Control

    Ashampoo HDD Control 2 provides complete monitoring of your hard drive(s). The software supports not only all common IDE and serial ATA hard drive(s), but also provides improved support for external USB hard drives and solid state...

    Commercial Windows

  • WinUtilities icon

    WinUtilities

    WinUtilities is a multi-functional system performance and optimization suite for Microsoft Windows. This collection of tools lets you supercharge your PC's performance, enhance its security, tweak and optimize its settings, and...

    Freemium Windows

  • Toolwiz Care icon

    Toolwiz Care

    Toolwiz Care is a free tool set designed to speed up your PC and give your system full care. With multi-functional optimization suite, this software provides a collection of tools that includes System Checkup, System Cleanup, System...

    Free Windows

    • Discontinued Discontinued but still available at download sites: http://www.majorgeeks.com/files/details/toolwiz_care.html
  • Little Registry Optimizer icon

    Little Registry Optimizer

    Little Registry Optimizer is a part of Little Apps` Little Registry Cleaner. This project is aimed to analyze the windows registry and (if needed) optimize it so it will be smaller and run smoother when the computer is rebooted.

    Open Source Windows

  • Cloud System Booster icon

    Cloud System Booster

    Cloud System Booster is a new innovative system maintenance & optimization tool based on cloud technology. It’s a strong all-in-one PC repair and system maintenance program with FOUR powerful functions: Cleaner: Analyzing and...

    Free Windows Web / Cloud

  • Auslogics Registry Defrag icon

    Auslogics Registry Defrag

    Auslogics Registry Defrag will defragment and compact your Windows registry to reduce the amount of memory it takes up and restore system stability, so you can once again enjoy a smooth user experience.

    Free Windows

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  • Eusing Free Registry Cleaner icon

    Eusing Free Registry Cleaner

    Eusing Free Registry Cleaner is a free registry repair software that allows you to safely clean and repair registry problems with a few simple mouse clicks. The Windows Registry is a crucial part of your PC's operation system. ...

    Free Windows

  • CleanMyPC icon

    CleanMyPC

    Cleans your computer from unneeded files, system junk and application leftovers. Easy-to-use yet full-featured PC cleaner and Windows Maintenance solution.

    Commercial Windows

  • Eusing Free Registry Defrag icon

    Eusing Free Registry Defrag

    Eusing Free Registry Defrag is a free registry defragmentation software that optimizes registry by removing gaps, fragments and wasted space in Windows registry files. Over time the registry becomes larger and larger as new...

    Free Windows

  • Mz Ultimate Tools

    All MZ tools in a single .zip file: * Mz Ultimate Tweaker * AutoMz Ultimate Tweaker * Mz Vista Force * Mz Ram Booster * Mz Cpu Accelerator * Mz Registry Optimizer * Mz...

    Free Windows

  • KCleaner icon

    KCleaner

    KCleaner is designed to be the most efficient Hard Disk cleaner, tracking every useless byte in order to give you all the resources you may need for your documents, music, pictures, movies,... It is the first product of this kind...

    Freemium Windows

  • Quicksys RegDefrag icon

    Quicksys RegDefrag

    Quicksys RegDefrag is a small, clear and easy freeware utility to defrag and compact Windows registry. It optimizes registry by removing gaps, fragments and wasted space in Windows registry files.

    Free Windows

    • Discontinued Last version, 2.9, was released on August 11, 2010. It can be still downloaded from Wayback Machine.
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  • Weeny Free Registry Cleaner icon

    Weeny Free Registry Cleaner

    Weeny Free Registry Cleaner is a free software that allows you to safely clean, repair, compact, backup and restore Windows registry with easy. Weeny Free Registry Cleaner cleans and repairs invalid information in the Windows...

    Free Windows

  • Simnet Registry Defrag icon

    Simnet Registry Defrag

    Simnet Registry Defrag is an extremely easy-to-use and freeware utility that allows you to defrag windows registry. Over time, with daily use of windows, systems registry becomes fragmented and response times of applications...

    Free Windows

  • SKTools icon

    SKTools

    Useful tools and utilities: Lite version includes this SKTools options: Clean! Invalid registry entries, Invalid registry values, Temporary and Cache folders, Temporary and Junk Files, Bad Shortcuts, Benchmark, System Information...

    Freemium Windows Mobile

  • Registry Reviver icon

    Registry Reviver

    Registry Reviver is an advanced registry cleaner that cleans, repairs and optimizes your PC. Registry Reviver uses the most advanced technologies available to analyze PC errors and speed up your slow PC. Registry Reviver detects...

    Commercial Windows

  • Pc Booster Plus icon

    Pc Booster Plus

    PC Booster plus helps you to Boost your Computer By closing all Non essential application Running in the Background.

    Free Windows

  • PerfectRegistry icon

    PerfectRegistry

    PerfectRegistry cleans up invalid registry errors using an advanced scan engine. The application repairs invalid registry entries and also defragments the registry, for a more streamlined and smooth system performance. PerfectRegistry...

    Commercial Windows

  • WinTools.net icon

    WinTools.net

    Is a suite of tools for increasing MS Windows operating system performance. WinTools.net cleanly removes unwanted software from disk drives and dead references from the Windows registry. WinTools.net puts you in control of the Windows...

    Commercial Windows

    • Warning Overal funcionality is questionlable, since it looks like a bunch of shortcuts for build-in windows tools.
  • NETGATE Registry Cleaner icon

    NETGATE Registry Cleaner

    NETGATE Registry Cleaner cleans and defragment your registry, speed-up your PC, removes unneeded files on disks, removes activity traces. It includes Startup manager to manage programs started at Windows startup and Uninstall manager...

    Freemium Windows

  • 12 Ghosts Wash icon

    12 Ghosts Wash

    Maintains your privacy by not allowing others to see which web sites you visited or what you did in Windows. All options together can be cleared with just one click, or automatically at a certain time or before shutdown. 12-Wash...

    Commercial Windows

  • Smart PC icon

    Smart PC

    Advanced PC Optimization Suite: Smart PC makes your PC faster, error-free and more efficient! Smart PC ensures your personal privacy while surfing through the Web and protects your PC from information theft. Fix up your PC! You...

    Commercial Windows

  • Free Registry Defrag/Compact icon

    Free Registry Defrag/Compact

    During the normal operation of a Windows system, registry data is constantly being written to and removed from the registry. Over time this data becomes scattered within the registry file and when information is deleted from the...

    Free Windows

  • UnCleaner icon

    UnCleaner

    UnCleaner is a solution to get rid of all unnecessary files and folders stored on your computer, doing to slow down and crashes. The software engine will search / clean: Windows Update Downloaded & Log Files * ...

    Free Windows

  • Registry Repair icon

    Registry Repair

    Registry Repair is a tool to scan computer, clean registry junks and fix registry errors. It performs comprehensive and deep analysis for Windows Registry, and repair invalid entries or references that cause computer freezing, system...

    Free Windows

  • Registry Life icon

    Registry Life

    Registry Life helps correct errors in the registry and optimizes it, increasing the working speed and stability of the system. It's a compact, simple to use, and FREE solution for servicing your system registry.

    Free Windows

  • AthTek Registrycleaner icon

    AthTek Registrycleaner

    AthTek Registrycleaner can fast scan your PC, clean redundant items and optimize the registry structures. It can greatly boost your system speed and guarantee the system performance. AthTek Registrycleaner adopts double scanning...

    Commercial Windows

  • Free Windows Tuner icon

    Free Windows Tuner

    FREE Windows Tuner optimizes your system extensively, removes unnecessary resource hogs, creating a clean environment. The difference is immediately noticeable. Increase your system speed by up to 80% with just one simple click. ...

    Free Windows

    • Warning Be careful! The installer is full of adwares/malwares. If you want to install it, DECLINE all the other softwares in all the steps of the downloader.
  • Warp Speed PC Tune-up icon

    Warp Speed PC Tune-up

    Clean and optimize your Windows registry by removing the old and damaged data that is bogging down your computer performance. Make your computer run like new Improve the speed and stability of your PC Speed up your PC...

    Free Windows

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