Apps similar to Microsoft PC Manager include BleachBit, which is free and open source. Other options are CCleaner, Glary Utilities, Kudu Cleaner and Wintoys. System Cleaners like Microsoft PC Manager are a crowded field, with more than 25 alternatives for Windows, Mac, Linux, Android and iPhone.
BleachBit deletes unnecessary files such as cache and cookies to enhance privacy and disk space efficiency on Linux and Windows. It supports numerous applications including web browsers, office suites, and multimedia tools.
United States![BleachBit user interface in dark mode [source: official documentation]](https://img.alternativeto.net/s/309x197/jpeg/bleachbit_608743_full.png)
Enhances system performance by clearing unused files, optimizing registries, speeding up boot times, and updating drivers. It safeguards privacy via auto cleanup of cookies and browser history, freeing disk space with file cleanup, duplicate detection, and efficient startup management.
United Kingdom
Offers a suite of powerful tools to optimize your Windows PC performance with features like registry and disk cleaning, privacy protection, and internet speed optimization, designed for both novices and professionals, and available in 23 languages for global accessibility.
China
The free system maintenance suite your PC deserves. 15+ powerful tools to clean, optimize, and protect your Windows, macOS, and Linux machines. Open source, no ads, no bloatware. Just a faster computer.
United States
Experience Windows in your way and keep it fresh every day. Set up, debloat, optimize, repair, and tweak your operating system in a simple, time-saving, yet safe approach. Maintain it in a clean, healthy and productive state while having everything you need in one place.
Open-source Windows software offering more than 30 system tweaks spanning performance, privacy, GPU, power, bloatware, and user experience, with detailed risk ratings, automatic backups, one-click reverts, built-in management tools, and user-controlled settings.
Vietnam
Enhance PC performance by boosting speed and freeing up disk space. Features include Turbo Mode, Program Deactivator, and battery savers like Economy Mode—plus tools to manage startups and clean registries effectively.
Czechia
EU
AI Suite 3 is an all-in-one interface that integrates several ASUS utilities and allows you to launch and operate these utilities simultaneously.
Taiwan
Comprehensive PC tool for optimization, cleansing, and speeding up. Removes junk, logs, caches; protects against adware/spyware; includes AI Mode, Firewall Protection, Software Health, Real-time Tuneup, Anti-tracking, and Large File Cleaner for enhanced system security and performance.
China
Offers performance enhancement with Swift Clean and Core Stability, malware shielding across platforms, cloud security, chrome browsing protection, and real-time ransomware defense.
Israel
Clean Master for PC is a cleaner of junk files and a computer optimizer. The desktop tool removes invalid, temporary, and cache files that tend to slow down a device. It targets over 500 applications and cleans software junk left behind.
China
Fixyfier is a free Windows optimization and repair tool that combines powerful built-in utilities into one clean, intuitive interface.
GreeceEU
![BleachBit user interface in dark mode [source: official documentation]](https://img.alternativeto.net/s/618x394/avif/bleachbit_608743_full.png)
