It's been pretty good for me, but it's allowed some annoying things through.
Delete the (scam, my words) program, as it will not even look at removal of over 75%
of real problems.
It is generally useless and any decent Antivirus program will far excede this Pay For Removal program.
It also contains a Registry "cleaner" / "altering" program that has no idea of good or bad items installed on your O/S -
It is really dangerous to go online without a decent
(even Free) antivirus
Without one, you are extremely likely to get infected. I can't tell you which one is the best because determining that is generally not feasible; however, I can give you my strong recommendations for programs that I have tested and that I trust. All of the following are excellent free (not free trials of) antiviruses.
Be sure to only install one.Microsoft Security Essentials
(what I currently use)Avira AntiViravast!AVG
This can be added to with Malwarebytes Anti-Malware Free
and SuperantiSpyware Free
or in paid/active versions -
Anything except Slopzilla -