CCleaner

Cleaner tool for your system - protects your privacy, makes your computer faster and more secure.

• Bundleware - The software tries to install Avast too - Spyware, runs in background and collects information to send to Avast. Background mode can be disabled, but gets re-enabled on each run - Shows pop-up system wide ads from time to time

Freemium Mac Windows Android Android Tablet

BleachBit

BleachBit deletes unnecessary files to free valuable disk space, maintain privacy, and remove junk. Rid your system of old clutter including cache, cookies, Internet...

Free Open Source Mac Windows Linux Blackberry PortableApps.com

AppCleaner

AppCleaner is a small application which allows you to thoroughly uninstall unwanted apps. Installing an application distributes many files throughout your System...

Free Mac

CleanMyMac X

CleanMyMac scans every inch of your system and safely removes gigabytes of junk in just two clicks. Free up storage on your Mac and boost its performance — CleanMyMac...

Commercial $ $ $ Mac

Advanced SystemCare

Advanced SystemCare, all-in-one PC optimization utility, specializes in ONE-Click solutions to detect, clean, repair, speed up and eventually protect PC. This...

• Bundleware The installer contains adwares. Be careful during the installation: https://alternativeto.net/discussions/applications/11718/be-careful-in-the-installation/

Freemium Windows

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...

Freemium Windows

Dr. Cleaner

Dr. Cleaner offers memory optimization, disk cleaning and system monitoring to help you clean up your Mac.

Freemium $ $ $ Mac iPhone iPad

AppleJack

AppleJack is a user friendly troubleshooting assistant for Mac OS X. With AppleJack you can troubleshoot a computer even if you can't load the GUI, or don't have...

Free Open Source Mac

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. Uninstall apps the right way...

Commercial Windows

Stellar SpeedUp Mac

Stellar Speedup Mac is a free utility tool for Mac OS that dramatically improve the system performance by removing unwanted applications and files. Some of its major...

Commercial Mac

windows-tools

Speeds up Windows PC and server, by optimizing thread count per present RAM, changing NTFS settings for both performance and reliability, optimizing VSS preallocation...

Free Open Source Windows PowerShell

Avast Cleanup

Make your PC live longer and run faster Boost your PC speed, free up disk space by removing bloatware and junk files, and solve small issues before they become big...

Commercial $ $ $ Windows Android

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...

Commercial Mac

MacCleanse

MacCleanse is a powerful application geared towards purifying your system and reclaiming hard disk space. In only seconds, it can perform over fifty tasks which could...

Commercial Mac

MacBooster

MacBooster helps you clean, speed up and secure your Mac OS X from Mac malware. Easily free up Mac hard drive and make OS X run faster.

Commercial Mac