Side by side
Clean Master vs System Ninja
Both stand on pc optimisers. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Windows
Clean Master combines cleanup, performance, privacy, and driver utilities, with additional tools in Professional. Check the supported Windows version and unlisted plan pricing before choosing an edition.
Visit Clean Master
Free plan Windows
System Ninja combines cleaning, startup management, and utility tools in a Windows package with a free option. Paid memberships add features such as portable operation, automation, and custom branding, while plugins carry the maker's stated risks.
Visit System NinjaThe facts
| Clean Master | System Ninja | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Windows | Windows |
| Lowest paid plan | See the plans | Pro Club Standard: $14.95 a year |
| Plans published | 2 | 4 |
| Maker | Not published | System Ninja |
| Website | cleanmasterofficial.com | singularlabs.com |
| On pc optimisers | #32 of 104 | #28 of 104 |
Clean Master: what it does well
- Free plan available
- Scans over 1,000 programs
- Driver tools cover 5,000,000+ devices
- Includes anti-tracking
- 30-day Professional refund guarantee
What to know first
- Windows-only listing
- Plan prices are not provided
- Privacy policy says security cannot be guaranteed
- Professional features require an upgrade
System Ninja: what it does well
- Free plan available
- Cleans junk and startup items
- Supports many browsers
- Includes several system utilities
- Up to 10 devices on Standard
What to know first
- Windows-only platform
- Plugins are unsupported and risk-based
- Pro features require paid membership
- Requires .NET Framework 4.8
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