Free antiviruses you can try out

Antiviruses have these days become a must have and if you don't have one you better get one fast,but usually antiviruses cost money and no one feels like paying for something which they will only use for a year so if you have the same problem I have you can check out some of these free antiviruses.

1.Avira
size:21 MB
features:
1.Inbuilt antivirus
2.Antidialer to prevent illegal premium calling
3.Fast system scan speeds
4.Good user interface
5.Anti-phishing function that prevents hackers from stealing your bandwidth
Remark:Very good for a free antivirus and also a small file to download
Visit download page for Avira here

2.Bitdefender
features:
1.Inbuilt antivirus
2.On demand and scheduled scanning
3.Skinnable user interface
4.Quarrantine for infected files
5.Detailed scan reports
Remark:Not a bad software but you have to give them an email address before you can download it.
Download it here

3.Avast home edition
size:30 MB
features:
1.Inbuilt antispyware
2.easy to use user interface
3.P2P and IM shields
4.Web scanner
5.Special quarrantine that enables use of infected files without harm to the computer
6.Automatic update
7.Shell integration
and many other just to name a few.
Remark:A more functional antivirus than the rest and therefore I would recommend this one.
Download it from here

4.Rising free antivirus
Size:60 MB
features:
1.Antivirus & Antispyware Protection
2.File Monitor: Automatically detects viruses in active files and prevents them from infecting your computer.
3.Email Monitor: Scans inbound (POP3) and outbound (SMTP) emails for malware.
4.Application Control: Monitor the operational status of applications and block suspicious activities.
5.Malicious Behavior Interceptor: Monitors programs in the system for possible malicious behavior.
6.USB/CD/DVD Monitor: Blocks malware on USB storage media, CDs/DVDs and network drives.
7.Embedded Scan: Provides integrated protection for instant messengers, download managers and other popular tools.
8.Self-Protection: Prevents malware from making changes to the Rising Antivirus software.

Remark:Quite an unknown antivirus but it is still worth a try
Download it here