Avira Free Antivirus - Free antivirus program, having reduced functionality is incomplete version of a paid program. Anti hardly loads the computer takes up little space in RAM. The program supports a free upgrade when upgrading banner pops up.
An antivirus program will always prompt whether to update the anti-virus database or perform a full system scan, so that the program is very easy to use.
The program includes a monitor, so even if you run a virus program Avira AntiVir will not let you do it. Also it includes anti-virus task scheduler.
Avira Free Antivirus for a long time stood in my house and never let down. Incidentally, this is antivirusnik many German users.
Avira Free Antivirus - a good analogue toll free anti-virus programs such as Dr.Web and Kaspersky. Maybe you will be bored ads, although you can live with.