Best Free Antivirus Software for Your Device

Malware, ransomware, spyware and other such computer viruses can cause extensive damage to your smartphones and PCs, thus attacking your personal security and also your finances. These computer viruses are treated to be a threat all over the world.

In today’s constantly connected world it is possible to contract a computer virus through a number of ways. Viruses are capable of spreading through Internet file downloads, social media scam links, and email and text message attachments. Even your smartphones and mobile devices can become infected with mobile viruses via untrusty App downloads. Furthermore, viruses can hide disguised as attachments of content that can be socially shared such as greeting cards, funny images, or video and audio files. To prevent such virus attacks and protect your device, you will have to choose the best free antivirus. There are indeed a variety of free antivirus software programs you can choose from.

Best Antivirus Software

Free Antivirus Software Program for Your Device

  1. Comodo Internet Security (CIS)
  2. AVG
  3. Norton Antivirus
  4. Bitdefender Antivirus Free Edition
  5. FortiClien Antivirus
  6. Immunet Free Antivirus
  7. ClamWin Free Antivirus
  8. IObit Malware Fighter 5 Free

Comodo Internet Security (CIS)

This is considered to be the best virus protection software as it ranks at the top in reference to protection capabilities. Available for both personal and business use, CIS combines firewall, antivirus, automatic sandboxing, host intrusion prevention, and behavior analysis to effectively render the malware useless. The user-friendly interface permits you to scan your computer, identify and remove malicious files, obtain detailed analysis reports when needed, and keep your drives clean.

Comodo Internet Security provides free Antivirus with great features like containment technology embracing artificial intelligence. It ensures behaviour-based detection of threats. Any malicious activity found, will be instantly isolated through containment technology, thus protecting your PC and the user experience, while the file goes through verification and assessment inside a virtual environment. Unlike the traditional Antivirus, Comodo Antivirus offers Default Deny Approach that denies access to all software that are not on Comodo's whitelist, there are more than 2,000,000 files in the Comodo’s whitelist, which are verified to be safe for the users’ systems.


This antivirus software is capable of blocking malicious URLs, protecting you from malware, and even rating the safety of all the sites you visit.

  • Scan for PC performance problems
  • Get real time-security updates
  • Stop viruses, spyware, ransomware and other malware
  • Block unsafe links, downloads, and email attachments

Norton Antivirus

This free antivirus protects your devices with a single subscription and also alerts you about risky Android apps even before you download them. You are provided with a free 30-day trial of the whole product with no obligation.

  • Keeps you safe when you surf, shop and bank online
  • Blocks infected and dangerous downloads
  • Cleans up your hard drive to free up space
  • Protects you from social media scams

Bitdefender Antivirus Free Edition

Bitdefender Antivirus Free Edition is free to use and extremely fast. It is loaded only with the bare-bones protection features essential for all computers. Powerful scan engines guarantee detection and removal of all malware, such as worms, viruses, Trojans, ransomware, rootkits, spyware, and zero-day exploits.

  • Powerful protection packed into a light solution
  • Installs in seconds, runs at max speed without slowing down your PC
  • Good for image and video editing, resource-intensive applications, and gaming

FortiClien Antivirus

FortiClien Antivirus is considered to be an endpoint protection capable of providing automated next-generation threat protection, including visibility and control of your hardware and software inventory across the whole security fabric.

  • Simplified endpoint management
  • Automated behavior based protection against unknown threats
  • Prevents known vulnerabilities from being exploited by attackers

Immunet Free Antivirus

Immunet Free Antivirus is considered to be a reliable security software capable of protecting your computer against malware using cloud-based anti-virus solution. This software provides a lightweight and fast cloud-based virus detection and also powerful tools that help to delete threats that have been identified.

  • Basic detection and removal of viruses, worms, Trojans, spyware, and bots
  • Fast, real-time online protection with the Immunet Cloud
  • File management and protection: scan individual files, scan compressed files, quarantine infected files, exclude files.

ClamWin Free Antivirus

ClamWin Free Antivirus is available with an easy installer and open source code. Used by all over the world on a daily basis, this free software is apt for Microsoft Windows 10 / 8 / 7 / Vista / XP / Me / 2000 / 98 and Windows Server 2012, 2008 and 2003.

  • Scanning Scheduler
  • High detection rates for spyware and viruses
  • Automatic downloads of regularly updated Virus Database
  • Standalone virus scanner and right-click menu integration to Microsoft Windows Explorer

IObit Malware Fighter 5 Free

This is a free security and privacy software package that has been designed for protecting casual web users and corporations from online attacks. The real-time protection offered by this software enables checking your computer for any suspicious activity. It detects and then stops malicious actions, safeguards your camera against unauthorized access, and prevents USB viruses from harming your PC. Some files that are downloaded contain harmful programs that can very easily infect your PC and result in serious problems. This can be prevented by using the IObit Malware Fighter, which scans all downloaded files in real-time, thus guaranteeing a safe PC.

Considering all these free antivirus software programs discussed above, you can equip yourself with the Comodo Internet Security which delivers the best free antivirus software along with other security features and technologies to assure better and pro-active protection

Key Features of Comodo Internet Security are as follows:

Antivirus to detect and protect against threats

Firewall to monitor and control the incoming and outgoing network traffic based on a pre-defined set of security rules

Auto Containment Technology to run unknown files in an isolated environment

Host Intrusion Prevention to analyze events occurring within the host and terminates malicious activity by monitoring the behaviour of the program

Cloud-based protection to offer cloud based system scan to detect if a given file is malware

Secure Shopping to offer complete security to users while banking or shopping online by opening the websites inside a security-hardened virtual container. It possess the following features to deliver protection for online transaction

  • Remote takeover protection
  • Independent SSL Certificate
  • Memory Scraping Prevention

Protection Against Man in the Middle (MitM) Attacks, to completely deny man-in-the-middle attacks and phishing websites. It alerts the users if a website has fake SSL certificate.

Real time Scan: This renders a real-time scans on a regular basis on every executed file in system

Virus Scope: Renders consistent monitoring of the regular computer activities and notifies or warns the user if there exists any suspicious or malicious activity that could threaten your security.

Webfiltering: Instant protection from threats and phishing websites in all browsers and permits you to set rules to limit access to specific websites.

Rescue Disk: This is a bootable disk image that help users to run virus scans in a pre-boot environment. It also updates with the latest virus signatures before executing scan to exercise efficient security

Virtual Desktop: This is a sandboxed environment, that allows the user to run programs and browse the internet, without any suspicious activities damaging your computer