Name: Radio Silence
Mac Platform: Intel
OS version: OS X 10.6.6 or later
Processor type(s) & speed: 64-bit processor
RAM minimum: N/A
Video RAM: N/A
It runs on all versions of OS X
Courtesy of C.O.R.E.
Link for more information: http://radiosilenceapp.com/
Apps phoning home? Not on your watch.
Radio Silence lets you block any application from accessing the internet.
It is designed for people who are not interested in configuring and managing traditional firewalls. Radio Silence supports both Mac OS X Lion and Snow Leopard and takes less than a minute to install.
Why choose Radio Silence?
Radio Silence respects your concentration. That is why it will never interrupt you with pop-up windows or alerts.
Once Radio Silence is installed, you can forget all about it. It is always on and needs no attention from you.
Tiny and Fast
Radio Silence weighs next to nothing. It doesn't waste any time or resources, which also makes it blazingly fast.
Usable by Anyone
You don't have to be a network expert to use Radio Silence. It takes care of all the technical details for you.