The Best 178 Free PC Cleaner Alternatives

  • RegSeeker

    RegSeeker is a perfect companion for your Windows registry ! RegSeeker includes a powerful registry cleaner and can display various informations like your startup entries, several histories (even index.

    Free Personal Windows

  • 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.

    Free Windows

  • Comodo System Utilities

    Comodo System Cleaner is a powerful suite of utilities and tools that allows you to make your Windows XP or Vista computer faster, more efficient and more secure. More social network pages for Comodo: LinkedIn: https://www.linkedin .

    Free Windows

  • Remo MORE

    Remo MORE provides "One Click Maintenance" feature to clean up junk files, fix issues and speed up your devices with a simple click. You can automate this process and maintain your devices on daily basis without any intervention.

    Freemium Mac OS X Windows Android iPhone Android Tablet iPad

  • System Ninja

    System Ninja is a fast, powerful and effective system optimization solution for Windows. It’s designed to quickly remove junk files, improve system speed and fix problems.

    Freemium Windows

  • jv16 PowerTools

    PC System Utilities Software designed to make your computer work fast and smoothly.

    Commercial Windows

  • Monolingual

    Monolingual is a program for removing unnecessary language resources from OS X, in order to reclaim several hundred megabytes of disk space.

    Free Open Source Mac OS X

  • TweakNow PowerPack

    TweakNow PowerPack is a fully-integrated suite of utilities that let you fine-tune every aspect of your computers operating system and Web browser.

    Commercial Windows

  • Windows Repair Toolbox

    Windows Repair Toolbox is a software created to help you repair a Windows system, by making the process faster, easier and uniform.

    Free Windows

  • Kingsoft PC Doctor

    Kingsoft PC Doctor is a very good Free Registry Cleaner, professional computer security utility, Powerful Malware Removal & Trojan Remover, Ultimate Windows Cleaner & Windows Optimization.

    Free Windows

  • CleanMyPC

    CleanMyPC is a dozen tools in one for a cleaner and safer PC. It scans your whole system to clean up junk files and speed up your computer.

    Commercial Windows

  • Cleanup!

    CleanUp! removes temporary files created while surfing the web, empties the Recycle Bin, deletes files from your temporary folders and more.

    Free Windows

  • MacClean

    MacClean is your free yet excellent Mac cleaner app, allowing you to speed up OS performance, keep internet surfing privacy safe, and best of all, free up space on all your Mac in few clicks.

    Commercial Mac OS X

  • Argente Utilities

    "Improve your computers security and performance! No matter how careful you are as computer user, your system will eventually require maintenance and optimization tasks in order to keep its performance at the top.

    Free Windows

  • Baidu Cleaner

    Baidu Cleaner is the most powerful PC optimization tool in the world. It offers comprehensive cleaning, and a smart junk cleanup reminder system.

    Free Windows

  • MainMenu

    MainMenu is a powerful maintenance tool to keep your Mac in shape. With MainMenu you can free up disk space, clean your workspace, secure erase files and fine-tune your Mac.

    Commercial