AVG well known soft for every one. cause its free version easy available and u can download free antivirus only on one search .
I have both free and paid version
key benefits with avg:
if we consider avg they it provides as good features with free software .
one most good features are . u can see your other devices process which link your avg antivirus /
also much benefits cause its free.
its search and delete virus in average case .
if u regular update its so maybe its more helpful to remove virus from your devices .
easy to download
on one search it available on net
problems with avg:
its available in free but some time its more heavy compare to other
if u not update your software so its not perform well
also free version not able to secures to all virus so its better if u have much useful data so used some antivirus paid version
also its wants every day update so its consume some data
but if u normal user and devices not have much important data . so u can use free version
and its paid version not so costly .