14 best free real-time protection programs


Protecting a computer from viruses should be the first concern of even the most novice user. It is crucial to have a good antivirus installed on your computer that will protect us in real time from potential dangers. The solutions offered are quite reliable and completely free. The order in which we quote them is completely random without being a sign of superiority over each other.


The latest version of Panda Antivirus is an extremely lightweight antivirus but with high speed for detecting viruses and related threats with great efficiency. This release has improved performance based on cache optimization and memory management, as well as improved isolation management and recovery of disinfected files.


Comodo Cloud Antivirus is a free antivirus that uses a powerful combination of antivirus tracking technologies, auto-sandbox (This is a very useful feature, I would say necessary for anyone who wants to test the applications they want to install or the current ones in a virtual environment) for the analysis of behavior and the immediate protection of your computer from all known and unknown malware. It protects your computer from all forms of malware, it is simple to install, configure and use. It supports Viruscope technology that detects and blocks any malicious behavior in unknown files. It gives you complete protection, while allowing you to run any application in the sandbox. In conclusion, it is a step ahead of traditional antivirus as it undertakes to protect your computer from unknown threats that have not yet been discovered.


The latest version of the most reliable security in the world has arrived and is completely free. Avast protects more than 220 million people, businesses and mobile phones worldwide, identify vulnerabilities in your network to prevent attacks on your router and other network devices. from hacker attacks. Remove annoying applications and extensions from browsers and restore search engines that have been hacked. Easily update important software programs to increase the overall security and health of your computer. Finally with the help of the remote help function you can offer or accept help via internet.

Along with the version for windows you can download the corresponding versions for the protection of your mobile phone with Android and Iphone operating system and to protect your devices safely not only by enjoying a first class protection but also to protect your mobile phone from risk of identity theft and breach of your privacy.

Now, with the new automatic Game mode, it puts all Windows and Avast notifications on hold, so that you have the maximum processing power and speed in your game. In addition to the latest features, it provides intelligent threat detection and real-time protection with minimal impact on computer speed.

The menu between free Avast and Premier is exactly the same with the difference that in the free version some services are disabled. So you can upgrade if you want the free version of AVAST and enjoy the extra protection features not available in the free version.


360 Total Security is one of the best free programs to control your computer and more. It includes five of the best antivirus engines including Avira and Bitdefender protecting you from malicious phishing software, Trojan horses and unknown threats through cloud technology, providing complete protection.

In addition to the classic function of the program as an antivirus, it also offers very good optimization and cleaning services and helps you save disk space by cleaning junk files from your computer so that it works more efficiently, helps you manage the start-up of plug-ins and which will reduce your computer's boot time.

One of the many advantages of the application is the ability to run or install applications in a Sandox environment, which means that you can run any program in a virtual environment.


ZoneAlarm is one of the best security programs for your computer and has been active in the field of security applications for many years. from viruses. You do not need to configure the program in advance. Control of incoming and outgoing network traffic is achieved through the use of rules. Each time an application tries to connect to the Internet, or another machine tries to connect to your computer, a pop-up warning will appear asking if network traffic for that application should be allowed or blocked. . ZoneAlarm is only compatible with MS Windows Defender.

To install it you must first uninstall other antimalware software, otherwise you may have problems with the stability of your operating system.


Sophos antivirus is a completely free application for Windows and Mac to protect you from malware, malicious websites and viruses. It uses the same award-winning technology that IT professionals rely on to protect their business systems. Best of all, you can manage the security settings for the whole family from any browser. For the first time, many of the same real-time protection technologies available in the professional Intercept X product are now available for Sophos Home, so you have the same level of protection as trusted by top banks, governments and businesses worldwide . Sophos Home notifies you when an external source tries to access your camera or microphone.

This allows you to enable or disable the action. This protects your bank and credit card information from being intercepted. Immediately after installation, it performs a deep scan to find and clean any malware. Works on Mac and Windows.


AVG AntiVirus had a very good response to the performance of our computer without much delay. In terms of appearance you will not see much difference from the previous version, but of course there is an optimization of its functions and you are not going to see any delay in the operation of your computer. AVG will install the AVG browser toolbar by default (if you do not want to deselect the relevant fields). This can help your security, as this feature isolates dangerous pages in search engine results, we chose the Custom Install option during installation without installing the AVG browser toolbar. AVG will install the AVG browser toolbar by default (if you do not want to deselect the relevant fields).

 This can help your security, as this feature isolates dangerous pages in search engine results, we chose the Custom Install option during installation without installing the AVG browser toolbar. In general, it is an excellent antivirus, at no cost. Of course, as you will see in the program, the commercial version of the program is also integrated, with some additional features from those provided by the antivirus in its free version.

During the first full scan it may take a little longer than expected but subsequent scans will be much faster. Without a doubt, it is a remarkable proposal for those who do not want to spend money for the protection of their computer, without missing anything in action and result.


Avira AntiVirus is the sequel to the very good Avira AntiVir Personal antivirus. The installation is much faster and faster than the previous ones and although in this version there are no major visual changes, however there are some very substantial changes, such as optimizing the program to consume less memory than the previous version. , a better malware for finding and dealing with malware but also the ability to choose the priority of scanning your computer to avoid slowing it down.

It also has the ability to monitor threat behavior, allowing the program to detect even the most recent and unknown threats. Of course it has a parental control filter, a backup tool, disaster recovery. I should note that some of the extra features of the program are disabled in the free version without this meaning that even so it does not keep its basic features unchanged which makes it even in its free version one of the best programs of its kind. of.

 Finally, it should be noted that it detects and removes over 150.000 viruses, and provides us with protection against unknown viruses and macros, protection against hidden rootkits, trojans, worms, backdoors, jokes and generally from all kinds of malicious programs. The application is accompanied by some individual applications that complement its effectiveness, however some of them have a time limit and generally may be a bit burdensome on your computer. So my personal opinion is that if you are just interested in a good antivirus install it unreservedly but avoid installing all the other add-ons.


This is probably one of the best protection programs for Windows that has just been released in the latest version and in fact one of them completely free. Its award-winning security technology automatically blocks dangerous downloads and automatically alerts you to malicious websites. The security with which it is designed protects you, without hindering you. With real-time data fed directly from the cloud, your computer is protected from the most common threats. To work with the application, all you have to do is download it and install it on your computer, from there you will have to register. In its free version it protects you in real time from viruses and generally malware locally on your computer but also while browsing the internet. In its commercial version it includes many more features.


McAfee is one of the oldest and most popular security software companies for computers and other devices. With its award-winning virus protection and cloud-based threat analysis, it keeps you protected without slowing down your computer. It is a powerful security suite for protection against viruses, trojans, rootkits, spyware, adware and other malware. Mcafee has Active Protection technology which means that it can immediately detect and suspend new threats in milliseconds, so that there is no gap in your protection and ensures you a completely safe internet browsing.


Universal AV combines high detection rates of 10+ professional standard Antivirus cloud machines, allowing you to diagnose viruses and malware from multiple reliable sources instead of just one without consuming a lot of resources on your PC. This significantly reduces the chance of accidentally deleting or isolating a completely secure file, also known as a false positive. Immediately after installation, SecureAPlus will perform an initial full system scan. With the completion of this unique process, complete system checks will be much faster.

It gives you more time to do more important things. SecureAPlus automatically scans your entire computer for new threats at startup and on a regular basis (every 4 hours) to ensure that every session is completely secure.

It uses cloud antivirus machines to provide the most accurate diagnosis for potential threats - effectively giving you a second look at the 10+ antivirus machines at your computer without slowing down your computer. 


Protect your friends and family by inviting them to join the free Immunet community. Each additional member of the community enhances the analysis of Immunet data and enables it to provide more comprehensive protection. If a member of the community comes in contact with a virus or malware, Immunet will automatically add protection to the rest of the community. But what is Immunet? This is a free, cloud-based Anti-Virus software that uses new technical approaches to provide protection against malware. It is designed to work in conjunction with some antivirus such as Symantec, AVG and Mcafee and provides significantly improved detection rates for these products. However you can also install it as a standalone antivirus.


COMODO Internet Security is probably the best free antivirus option because it's the only free antivirus with so many features. It includes in addition to the antivirus a very good firewall and with the use of advanced techniques makes your computer a real fortress. 
More specifically with the Defense + technique it protects the critical files of the system and prevents the malware before they are installed, still innovative programs of the program create protection from advanced buffer overflow attacks and delete all the malicious processes before they can start their destructive work. Another very positive element is that it uses the sandboxie so that if an application is not known or if it finds that there is a potential risk of using it to run it in a protected environment. 
If you are sure that the application you want to run is safe you can very easily instruct the program to include it in safe programs. In my opinion it is the best free software for our computer security that puts down a lot of commercials. The Comodo Antivirus engine has undergone significant improvements in this release, including a range of new cloud-based technologies providing greater accuracy and faster detection of new threats. 
The suite also includes a Game Mode that allows you to run games or other full screen applications without disturbing security with various pop-ups. Another advantage is that the application menu also supports Greek. During installation, Comodo Browser will install a special version for even greater security when surfing the Internet. However, you can disable it, or even uninstall it if you do not like it, without this affecting the performance of the antinirus in any way.


FortiClient is a free protection suite that provides a variety of functions, including antivirus software, web filtering, firewall and parental controls, on PCs and mobile devices. It can also be used to connect to a FortiGate using either VPN SSL or IPsec. FortiClient is available for Windows, Mac OSX, iOS and Android and can be configured quickly. 

Once installed, it automatically updates the virus definition files and performs a full system scan. Utilizes FortiClient Antivirus technology, developed by Fortinet. Antivirus has won more than twenty VB100 awards and is capable of detecting threats. Security incidents, including botnet detection malware and vulnerabilities, are reported in real time. Deep real-time networking allows administrators to investigate and remove problems. FortiClient uses SSL and IPSec VPN to provide secure and reliable access to corporate networks and applications from almost any remote Internet-connected location that simplifies the remote user experience with built-in auto-connectivity and continuous VPN operation. Two-factor authentication can also be used to provide an additional level of security. 

Although the software is mainly aimed at network administrators, so as you can see, it requires some special skills to take advantage of all the features it provides, however it can also be used autonomously on a computer.
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