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Little System Cleaner

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Little System Cleaner is an all in one system cleaner for Windows computers. Little System Cleaner combines the following tools:

  • Registry Cleaner
  • Registry Optimizer
  • Privacy Cleaner
  • Disk Cleaner
  • Duplicate Finder
  • Startup Manager
  • Uninstall Manager

More Info

For more information, take a look at the Little System Cleaner website, or, check out any of the following blog posts:


Little System Cleaner is licensed under the GNU General Public License v3. It also includes Extended WPF Toolkit™ Community Edition which is distributed unmodified and licensed under the Microsoft Public License.


Little System Cleaner is currently a work in progress and therefore, it is not working 100%. If you would like to help develop Little System Cleaner, please contact us.


If you would like to submit a bug report, please go to the Little Apps Bug Tracker.


If you have an issue or an idea for Little System Cleaner, please check out the forums for Little System Cleaner.

Release Notes

####Version 0.1#####

  • First public release made available

####Version 0.2#####

  • Improved performance of computing hashes for duplicate finder
  • Fixed bugs related to registry optimizer
  • Improved error and exception handling for registry optimizer
  • Wizard classes all use a base class
  • Added missing System.Data.SQLite DLL files (for privacy cleaner)
  • Added ability to determine if running Windows 10
  • Added checks for needed assembly files
  • Addressed GDI+ error when displaying registry cleaner results
  • A few other minor bugs were fixed

####Version 0.3#####

  • Fixed installer so SQLite.Interop.dll files are extracted properly
  • Message boxes are more thread-safe
  • Added checks so the scanning doesn't begin with invalid selections
  • Displays an error if a button is pressed with invalid selections
  • Made improvements to task bar progress bar
  • The download URL can be opened in the web browser if the file fails to download inside the program
  • Made improvements to the user interface for duplicate finder
  • Improved exception handling for duplicate finder scanner
  • Several other bugs and improvements were made

Show Your Support

Little Apps relies on people like you to keep our software running. If you would like to show your support for Little System Cleaner, then you can make a donation using PayPal, Payza or credit card (via Stripe). Please note that any amount helps (even just $1).


Little Apps would like to thank the following for helping Little System Cleaner:

To do

  • Fix bugs related to Little Registry Cleaner (listed here)
  • Add ability to save search settings
  • Improve organization ability for Duplicate Finder results