Little Snitch Mini is described as 'As soon as you’re connected to the Internet, your apps can send whatever they want to wherever they want, unnoticed by you, because all of this happens invisibly under the hood' and is a Firewall in the network & admin category. There are more than 25 alternatives to Little Snitch Mini for a variety of platforms, including Windows, Mac, Android, Linux and Android Tablet apps. The best Little Snitch Mini alternative is Portmaster, which is both free and Open Source. Other great apps like Little Snitch Mini are RethinkDNS, GlassWire, NetGuard and Little Snitch.