When comparing The Unarchiver vs Little Snitch, the Slant community recommends The Unarchiver for most people. In the question“What are the best Mac OSX apps for someone that's new to Apple?” The Unarchiver is ranked 1st while Little Snitch is ranked 7th. The most important reason people chose The Unarchiver is:
The app can be set up to work just as the built-in Archive Utility OSX comes with so that archives are extracted by a simple double-click.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Excellent Finder integration
The app can be set up to work just as the built-in Archive Utility OSX comes with so that archives are extracted by a simple double-click.
Pro Protected even at login screen
Little Snitch rules work even at login screen. Even when receiving attempted connection alerts, once logged in LS has stopped and requested permission for them.
Pro Comparatively easy to use
Easier to use than traditional firewall software, but more powerful due to design and workflow.
Pro Protects your privacy
Protects your privacy and helps to prevent unwanted connections.
Cons
Con Lacks RAR5 support
RAR 5.0 format introduced in 2013 uses a new compression algorithm that is not compatible with previous versions of the format. As such, all software needs to be updated to include support for RAR 5.0 and The Unarchiver has not yet added it.