Best Free Internet Security Suites for Windows 10/8/7

We have already had a look at some free antivirus software and some free stand-alone firewall software for Windows. But if it is an integrated, multi-layered protection software you are looking out for, you might want to consider having a look at some of these free Internet Security Suites available for your Windows 10/8/7 PC.

Free Internet Security Suite Software

Comodo Internet Security

Comodo Internet Security is arguably the most popular free security suite available, offering multi-layered security for your Windows computer. It promises to keep hackers and malware out, and your personal information in and safe.

It includes an antivirus module, anti-bot, anti-rootkit, an award-winning firewall, host intrusion prevention, a sandbox for untrusted software, anti-malware and buffer overflow protection to deliver comprehensive protection against today’s diverse range of threats. It has a nice UI and is quite easy to use and configure.

We highly recommened Commodo Internet Security Free!

Outpost Security Suite

Outpost Security Suite is one fine security suite for your Windows computer. It has the distinction of being the first full-functional free Internet Security Suite for Windows and includes a second anti-malware engine, this one specifically focused on spyware, adware and Trojan horses. This unique combination of two modules as an integral part of Agnitum’s comprehensive anti-malware, along with its award-winning firewall, brings more targeted security to Windows users.

Outpost Security Suite FREE includes antivirus, firewall, and proactive protection technologies. The free solution employs the latest techniques to prevent infections, data corruption, and PC intrusions. It offers free virus curing, free spam protection and ImproveNet – a free cloud-based services. It is a lightweight solution, full compatibility with Windows, 32-bit, and 64-bit.

Roboscan Internet Security

Roboscan Internet Security is yet another integrated security program for protecting your computers from outside online threats. The free version includes antivirus and anti-spyware protection, a personal firewall, a System Protectant module, and Privacy protection. Roboscan Internet Security uses a Dual Engine security system – the BitDefender engine and it’s Tera engine– that provides Multi-Layer filtration for more thorough detection and deletion of online threats.  This free version of the security suite is ad-supported, so if you don’t like the ads (who does!), you might want to consider the first three options instead. Thanks for the heads-up about this one, Samit Tandukar.

ZoneAlarm Free Antivirus + Firewall

ZoneAlarm Free Antivirus + Firewall combines the power of ZoneAlarm Firewall and Kaspersky AntiVirus engine. ZoneAlarm’s own powerful  Firewall along with the Kaspersky antivirus makes it a potent combination.  ZoneAlarm Free Antivirus + Firewall is full of features and is great to keep your Windows computer fully protected.

360 Internet Security

360 Internet Security includes multiple antivirus engines. Its triple antivirus engine helps you keep your system safe from all sort of latest malicious threats.

360 Internet Security 2013

It claims to be fast in detecting various viruses and removes them quickly. It offers real-time protection with the help of these multiple antivirus engines. It also secures your internet browsing sessions, thereby protects your online privacy.

Also check out: TACHYON Internet Security.

Do let us know which one you recommend.

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Anand Khanse is the Admin of, a 10-year Microsoft MVP Awardee in Windows (2006-16) & a Windows Insider MVP. Please read the entire post & the comments first, create a System Restore Point before making any changes to your system & be careful about any 3rd-party offers while installing freeware.