6 Best lifetime licence antivirus tools [2021 Guide]

Ivan Jenic
by Ivan Jenic
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  • If you want to get a long-lasting antivirus to save you from further purchases or installations, the ones with unlimited validity are the right choice.
  • Today we're listing the best such options for you, so make sure to try one of them after you're done reading.
  • For sure you'll find more useful articles in the Cybersecurity area on our website.
  • Bookmark our Antivirus section for easy access to all the good stuff on this topic.
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Do you want an antivirus with unlimited validity? Or, you prefer an antivirus which is free for life? Read on! This post is meant just for you.

Antivirus has become an essential tool for every computer as malware and virus threats increase daily. Everyone has a priority to keep their PC protected from malware and viruses. The majority of malware threats enter your PC from the Internet either when visiting infected websites or downloading infected programs.

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However, it is essential to have an antivirus program on your PC. Thankfully some of the antivirus solutions are free and have lifetime validity.

The most popular antivirus tools offer free versions for personal use while offering premium versions with extra features for professional and business users.

Which is the best antivirus software with unlimited validity?

Bitdefender Antivirus Free (recommended)

antivirus lifetime

Bitdefender Antivirus Free incorporates the core malware detecting components of the premium version but lacks most of the additional security features.

Notwithstanding this is one of the best free antivirus currently on the market.

  • Installation and user interface

The installation process is quick and easy during this process it’s scans for existing malware on your PC. After installation, you have to sign up for a Bitdefender account to activate it which is easy to do.

Bitdefender free edition has a very simple user interface with the menu properly arranged. You can run a full system scan, scan specific files and folders. You can also access a timeline of recent activities. When you run a scan, a progress report appears in the event timeline.

  • Web browser protection and anti-phishing features

Bitdefender protects against phishing attacks and detects fraud and Internet scams from phishing websites. It also gives you full activity reports about blocked phishing attempts or fraudulent attempts on your PC.


  • Good antivirus protection
  • Excellent anti-phishing features
  • Easy to install and use


  • Lacks numerous features seen in the premium version
Bitdefender Antivirus Free

Bitdefender Antivirus Free

With Bitdefender, you get the best real-time protection, as well as 24/7 anti-phishig and anti-fraud security.

Panda Antivirus

lifetime protection

Another completely free antivirus that you might want to consider is Panda Antivirus. It offers solid protection with 100% detection ratio, so your PC should remain protected from all kinds of threats.

This antivirus is straightforward to use, and once you set it up, you don’t have to deal with configuration or updates, the software will do most of the configuration for you.

Another feature available in Panda Antivirus free is a built-in VPN. The VPN is quite humble in terms of functionality, and it offers one virtual location and a daily bandwidth of 150MB.

There are several paid versions available, and they offer features such as Wi-Fi protection, parental control, identity protection, ransomware protection, file encryption, and password manager.

Overall, Panda Antivirus is a solid free antivirus, so if you need basic protection for your PC, feel free to try it out.


  • Completely free
  • 100% virus detection ratio
  • Antivirus and firewall
  • VPN
Recommended antivirus
panda dome
  • Real-time monitoring
  • Personal firewall
  • Device management
  • USB Protection


Kaspersky Security Cloud – Free

free lifetime antivirus

Kaspersky is a popular antivirus that provides powerful antivirus malware-fighting technology all for free.

It is AV-Test certified with high independent testing lab results in detecting and eliminating malware threats. Kaspersky Security Cloud free edition gives the premium power of the antivirus minus a few bonus features available in the paid version.

  • Installation and user interface

Following the custom of most free antivirus, Kaspersky free is only free for personal use. After installing, you must create a Kaspersky account to fully activate the antivirus.

It also installs a toolbar on browsers such as Firefox, Chrome, and Internet Explorer. The antivirus automatically updates antivirus database signatures during installation.

The major difference between the free and premium versions is that only Database update and Scan are enabled in the free version with the others only available with the premium version.

  • Web protection and Computer protection features

Kaspersky Security Cloud Free scans files in real-time when accessed by different processes. It has a website protection features that filters URL while checking for dangerous websites and downloads. The antivirus also monitors instant message and emails for malicious attachments and phishing messages. The protection tab enables you to toggle the feature on or off but it is advisable to leave it on for maximum protection.


  • Excellent detecting features.
  • Takes only a few minutes to scan
  • Excellent anti-phishing feature.


  • Lacks direct tech support
Essential for Windows
kaspersky website logo
  • Blocking ransomware, cryptolockers & more
  • Preventing cryptomining malware infections
  • Real-time protection

Avira Antivirus Free

antivirus with unlimited validityAvira is a worldwide renowned antivirus giant which is very effective in protecting devices from malware and also boost system memory. The Avira Free edition has great features with its on-demand scan and real-time protection.

  • Installation and user interface

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Avira Free user interface offers easy access to information and features. When you click on the PC protection menu you can run a scan, toggle real-time protection and customize configuration settings.

As expected, most features on the menu are not accessible unless you go premium. Useful features like Web Protection, Mail Protection, and Game Mode are disabled in the free version.

  • Web protection and anti-phishing features

Avira free has a good web browser protection which supports only Chrome and Firefox. The antivirus successfully filters suspicious URL and stops these threats b preventing access to the browser application.

It also cuts off downloads from suspicious websites and gives an overall good protection rate.

In addition, this antivirus program has an anti-phishing browser safety extension that checks for malicious traffic which lures users into phishing sites that try to steal login credentials by posing as legitimate websites. It gives good protection against this threat by blocking such websites.

Avira Free also scans the user’s system for any software with missing security patch and prevents against exploit attacks.


  • Excellent in detection and elimination of malware
  • Good anti-phishing and Web browser protection features


  • Extremely slow full scan
  • Browser protection limited to only Firefox and chrome
Next-Gen AI Technology
Avira Antivirus website logo
  • 300 thousand threats blocked per day
  • Endpoint Scanning of malware
  • 100 million sensors for detecting threats

Avast Antivirus

lifetime protection for pcIf you are looking for a free antivirus that offers basic protection and gives many premium products such as a network security scanner, a password manager, and a secure browser; then Avast Free Antivirus is for you.

Avast Free offers many features that are premium features in rival software which makes it a unique antivirus software.

  • Installation and user interface

The installation is quick and easy.

Further on, Avast Antivirus user interface offers three options: Protection, Privacy, or Performance. These three pages contain all the icons of the features found in the antivirus. The icons with the padlock sign are not available for the free version.

  • Web protection and anti-phishing features

Avast web protection features are excellent and filter URLs and block the suspicious ones. The tool also deletes downloads from suspicious websites.

The antivirus has a feature called CyberCapture which takes advantage of its huge database of good and bad files from its millions of users worldwide.

This antivirus program also detects and blocks phishing websites which come in the shape of a bank website or PayPal to gather users’ login credentials. Avast does an excellent job of detecting and blocking these websites.

  • Wi-Fi Inspector feature

Avast free has a Wi-Fi inspector that scans your Wi-Fi network for security problems and also reports security status on all devices detected on your network.


  • Excellent detection of malware and viruses
  • Good anti-phishing and Web browser protection features
  • Extra features like Wi-Fi Inspector and password management


  • Some features need to be purchased separately
Essential antivirus protection
avast logo official
  • Secure password manager
  • VPN
  • WebCam Shield
  • Browser Cleanup

AVG AntiVirus Free

free antivirusAVG is a popular antivirus used by over 400 million people, also well known for the free antivirus software which offers good protection against malware and virus threats.

  • Installation and user interface

Upon installing the free antivirus it opens into the main window with two panels. The Basic protection panel includes icons for web, email protection, and computer protection which are enabled.

While the Full protection panel consists of protection for private data, protection against hackers’ attacks, and protection during online payments which are only enabled when upgrading to premium.

  • Web browser protection and anti-phishing feature

AVG blocks malicious software and threats from infecting your PC and delete malware downloads before it completes. AVG has a decent anti-phishing feature which detects and blocks phishing websites although it’s not as effective as other rival software such as Bitdefender and Kaspersky


  • Good malware and virus detection
  • Good web browser protection feature


  • Average anti-phishing feature
Protects your PC forever
AVG Antivirus website logo
  • Block unsafe links, downloads, & email attachments
  • Stop viruses, spyware, ransomware
  • Real time-security updates

If you want an antivirus with unlimited validity, be sure to try out any of the antivirus programs we mentioned in this post. Feel free to comment below.

FAQ: Learn more about lifetime antivirus

  • Is there a lifetime antivirus?

Usually, free antivirus options offered by the main antivirus developers are lifetime options.

  • Is free antivirus safe?

With free antivirus, you get the core protection features, real-time protection included most of the time.

  • Is it worth paying for antivirus?

A lot of interesting features, such as the PC optimization tools, are not available in the free edition of an antivirus; so from this point of view, you might consider paying for a subscription.

Editor’s Note: This post was originally published in February 2018 and was revamped and updated In July 2020 for freshness, accuracy, and comprehensiveness.

Editor's Note: This article was originally published in February 2018 and was revamped and updated in November 2020 for freshness, accuracy, and comprehensiveness.