- This version is compatible with Mac OS X 10.6 Snow Leopard.
- Support for 64-bit kernels has been added.
- Little Snitch's Connection Alert displays more process attributes in detail view.
- Global rules (if enabled) can now be created directly from the Connection Alert.
- A factory rule for MobileMe has been added.
- Better support for Unix root user logging in at the Mac OS X login window.
- Network Monitor labels applications owned by other users with that user's name.
- Network Monitor memory consumption has been reduced.
- Little Snitch Installer has been improved to cope with partially broken or modified Mac OS X installations.