I miss those products before when its a standalone product, especially threatfire and PC Tools Firewall Plus as they are ease to use and capable for mostly novice users.
Unfortunately they decided to discontinued it thus all components are now already in paid products.
"He didn't expect to see that one day, but PC Tools has really improved but it's heaviness impacts the final result. We have to salute the efforts toward detection but PC Tools have to improve the impact upon the system"