Antivirus security is a must have application for every system. Due to risks of rapidly evolving, high-damaging viruses, malwares and trojan horses, people are more concerned and look for better options to secure their systems from attacks. At the same time, most of them are not willing to pay for high prices premium antivirus solutions and want just basic protection from viruses and spams. For those. some FREE versions of antivirus are available in the market. It is not important that only paid antivirus software can protect your computer and comes with regular updates. Today there are many free antivirus software available which can protect your PC and give you all features as paid software.

But it becomes a challenge to choose the best, due to the presence of so many of those ‘FREE’ antivirus solutions. I reviewed all those top antivirus solution which are free, popular, comes with regular updates, provide tight real time protection and are light on system resources.

The antivirus discussed below are not given ranks, the purpose is just to share the top antivirus software of recent times that are free to use.

1. AVG Anti-Virus Free Edition

The most popular free antivirus of all. Actually the term ‘free antivirus’ has became synonym with AVG. With trust of millions of users worldwide, AVG is trying hard to include the advanced protections capabilities of the premium version into the free edition. Strong real-time protection makes AVG first choice when compared with other security solutions.

The biggest peace of mind is automatic daily updates that ensures your system is constantly protected against latest discovered threats. Being lighter on resources it never comes in way in other heavy processing by the system.

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2. Microsoft Security Essentials

Another most liked antivirus since the release of Windows 7. It came bundled with Windows 7 and then later on support was added for Windows Vista and Windows XP due to tremendous amount of downloads. The big reason of the success is the built in support and no additional installation is required to run the protection.
Microsoft Security Essentials runs quietly in the background so that you are free to use your Windows PC the way you want—without interruptions or long computer wait times. Since it runs as windows service at system startup, it’s super-light on resources and real time protection is quite impressive as long as you keep it updated.

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3. Avast Free Antivirus

One of the oldest and promising antivirus with real tight security even with the free edition. The free edition comes with Anti-Spam protection too.The two way security makes avast favorite of millions who like to use free security solutions.

The interface is quite easy to use and real time protection is simply great specially against removable devices like USB flash drives. On performing different scanning test, the on-demand scanning of avast was found to be the fastest of all free antivirus solutions.

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4. Avira Free Antivirus Edition

Avira free edition is pretty impressive but not the best in terms of real-time protection. It’s good for basic security against viruses and worms and stands pretty well. The scanning speed is not the fastest one, it takes its time to detect but clean all hidden worms, trojans and spywares.
Due to just basic antivirus module in free edition it’s super light — never slows down system regular processing even while updating it’s definitions in background.

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