Tiny Shield is described as 'Keeps your network safe by watching all connections and stopping bad stuff before it can harm your computer. Tiny Shield keeps an eye on everything your Mac connects to, making sure you can see all your internet activity in one place' and is a Firewall in the network & admin category. There are more than 10 alternatives to Tiny Shield for a variety of platforms, including Mac, Android, Linux, Windows and iPhone apps. The best Tiny Shield alternative is Portmaster, which is both free and Open Source. Other great apps like Tiny Shield are GlassWire, NetGuard, Little Snitch and LuLu by Objective-See.