Alternatives to MacBooster for all platforms with any license

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
Optimal performance Portable Real-time monitoring System Cleanup ... System Cleanup Duplicate File Finder Software Uninstallers Add a feature

2629 Like
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
Cross-platform Works in a terminal Ad-free System Cleanup ... Multiple languages Portable Selective Wipe Add a feature

476 Like
Glary Utilities

Easy, one-click access to a large array of cleaners and boosters to optimize PC and Android performance.
- Bundleware
  Be careful during the installation: https://alternativeto.net/discussions/applications/11718/be-careful-in-the-installation/
Freemium Windows Android
System Cleanup Registry repairing Software Uninstallers Duplicate File Finder ... Utilities that Delete Files File Splitting Multiple languages Portable Real-time Junk Monitoring File Recovery Software Uninstallers Add a feature

341 Like
Sysinternals Suite

The Sysinternals Troubleshooting Utilities have been rolled up into a single Suite of tools. This file contains the individual troubleshooting tools and help files. It...

Free Windows
Configurable Portable System Info Add a feature

254 Like
dupeGuru

dupeGuru is a free and open source tool to find duplicate files on your computer. It can scan either filenames or contents. The filename scan features a fuzzy matching...

Free Open Source Mac Windows Linux
Duplicate File Finder Find duplicated files Local based GUI Support for Hotkeys Add a feature

109 Like
SD Maid

File manager, search tool, removes orphaned files, freeze/reset/remove apps, optimize databases, find big files.

Freemium Android Android Tablet
System Cleanup Duplicate File Finder Root required Add a feature

48 Like
AVG PC TuneUp

Make your old PC live longer — and your new PC run faster — with AVG TuneUp. Our PC optimizer comes with revamped Sleep Mode technology to boost your PC speed and...

Commercial Windows
Battery Saving System Cleanup Duplicate File Finder Utilities that Delete Files ... File Recovery Registry repairing Software Uninstallers System Info Add a feature

147 Like
Clean Master

Clean Master is an all-in-one cleaner app on Android for cleaning app cache, unused files, residual files, search history and uninstalling apps. With this apps user can...

Freemium $ $ $ Windows
System Cleanup Multiple languages File Recovery Software Uninstallers ... Registry Cleaner Add a feature

112 Like
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Wise Disk Cleaner

Free Disk Cleaner and Defragmenter Clean junks of Browsers, remove junk and useless files of Windows and Defragment your disk.

Free Windows PortableApps.com
System Cleanup Portable Add a feature

37 Like
PrivaZer

PrivaZer is a free tool for cleaning and PC confidentiality, which cleans unnecessary tracks with deep and thorough scanning, it's worth it! PrivaZer also has a...

Freemium Windows
Optimal performance Selective Wipe System Cleanup Duplicate File Finder ... Portable Software Uninstallers Add a feature

31 Like