Firewalls (49 programs)

Pros: Auto-Learn 2.0 feature for beginners. Entertainment mode protects videos and games. Offers two-way firewall for optimal protection.

Cons: Difficult to learn to use initially.

Pros: Light on resources. Highly configurable.

Cons: Can slow down PC or internet connection due to packet sending.

Pros: Analyzes incoming traffic. Plenty of user filters and controls. Weekly updates. Doesn't depend on certain browser.

Cons: Returns false positives. Single purpose app.

Pros: Reduces the priority of other programs when it is activated. It identifies what causes short CPU spikes that slow your computer.

Cons: Most people are nervous about giving a program access to their processes. It looks free but they charge you after the 30 days trial.

Pros: Easy to configure. Offers very tight protection. Trusted Zones feature.

Cons: Pop-ups can get annoying.