Keep your PC running smoothly by removing junk and optimizing performance.
System Ninja 4.0 is a freeware junk cleaner app and system cleaner, developed by Singular Labs for Windows. It's pretty well-designed.
The download has been tested by an editor here on a PC and a list of features has been compiled; see below. We've also created some screenshots of System Ninja to illustrate the user interface and show the overall usage and features of this junk cleaning program.
Quickly removes junk and other unwanted files from your system
System Ninja is a fast, powerful and effective system optimization solution for Windows XP, Windows Vista and Windows 7. It's designed to quickly remove junk files, improve system speed and help fix problems.
System Ninja's file scanning engine removes junk files from your computer. It performs a heuristic analysis of every file, identifying what doesn'€™t belong.
Features of System Ninja
- Auto-updater: Keeps System Ninja up to date.
- Context Menu Manager: Customizes the right-click menu.
- Disk Analysis: Identifies storage hogs.
- Disk Wiper: Securely erases data.
- File Finder: Finds and deletes duplicate files.
- Junk Removal: Removes unneeded files.
- Performance: Optimizes and cleans system.
- Process Manager: Analyzes and terminates processes.
- Scheduler: Automates cleaning tasks.
- Service Manager: Enables or disables Windows services.
- Startup Manager: Streamlines startup processes.
- System Information: Displays detailed system information.
- Thorough Scan: Deeply scans the registry.
- Uninstaller: Completely removes programs.
Compatibility and License
Is System Ninja free to download?
System Ninja is a restricted version of commercial software, often called freemium which requires you to pay a license fee to unlock additional features which are not accessible with the free version. Download and installation of this software is free, however other similar programs are available from system cleaning software which may have what you need. 4.0.1 is the latest version last time we checked.
What version of Windows can System Ninja run on?
System Ninja can be used on a computer running Windows 11 or Windows 10. Previous versions of the OS shouldn't be a problem with Windows 8 and Windows 7 having been tested. It comes in both 32-bit and 64-bit downloads.
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