best....?

[junior88]

adware cleaner

 

[DirtyD86]

lavasoft ad-aware

http://www.lavasoftusa.com/

 

[Geoff]

I agree, ad-aware is the best IMO, especially since it's free.

 

[Punk]

Yes I recently added this software on my computer and it's pretty decent for a free software

 

[jjsevdt]

Ad aware and Spy Bot Search and destroy are the best.