Free Antivirus for Android phones – A Quick Guide

Android is the most famous mobile operating system used across the world. The use of android phones has increased at a tremendous pace globally, mainly because of its user-friendliness. Besides its rapid growth and benefits, high threats are surrounding it as well!

In the world of technology, hackers and cybercriminals target a large group of users for stealing confidential data through malicious methods. Even android phones can fall prey to their dangerous traps.


Cybercriminal targets android phone users because there is the highest number of users for Android.

Mostly, they attack Android devices by spreading viruses through malicious apps and links which the users are tempted to download or click. For this, it is highly essential that you keep your device protected.

Installing an antivirus application can bolster the security of your system. In this article, I will highlight some of the very popular free antivirus softwares for android phones. Let’s get started.

What are some of the popular free antivirus softwares available for Android?

There are many antivirus softwares for Android devices available in the market. Each has a set of features which helps you to protect your device from attacks. Let us discuss some of them.

Avast Mobile Security

Avast Mobile Security is famous for tackling intruders and preventing them from attacking your devices.

Earlier, this app was a paid version, but now it is a free version with ads. You can spend a small amount monthly or yearly to remove these ads.

Avast Mobile Security scans the devices regularly for detecting any suspicious activity. It determines malicious applications before you install them.

It significantly protects your device from threats like trojan downloader, locker ransomware, adware, banking trojan, rooter, fake apps, spyware, etc.

This application lets you block spam and other unwanted calls.

It offers in-app locking feature to secure your apps and documents, and also provides remote control feature to stop hackers from gaining access to your data and aids in recovering your phone if it is lost or stolen.

Bitdefender Antivirus for mobile

Bitdefender Antivirus for mobile is a free and very lightweight program. You have to schedule scans manually to be safe.

Also, any new app installed on your device is automatically scanned, and no additional configuration is required for setting up this app.

Bitdefender Antivirus Free is powerful and incorporates the in-the-cloud scanning technology. Thus, your Android device can effectively detect viruses without hampering the mobile experience or running out of battery.

There is another product of Bitdefender called Bitdefender Mobile Security which is free for a 14-day trial period after which you have to subscribe for enjoying the services.

Bitdefender Mobile Security offers autopilot to get security recommendations, account privacy to check if any information has been leaked or not, updated malware scanner, web protection and also VPN to hide your IP for accessing geo-restricted content, etc.

McAfee Security & Power Booster Free

McAfee Security & Power Booster is an excellent Android app for bolstering the security of your phones. It protects against viruses, spyware, and malicious websites.

It lets you connect securely to a Wifi connection as well as lets you search safely online.

It offers extensive anti-theft features like it helps in tracking your device if it’s lost as well as locking and wiping it remotely. With this app, you can even get a snapshot of the thief who stole your phone!

McAfee Security & Power Booster enhances the performance of your mobile with the help of Battery Optimizer.

It aids you in maintaining your privacy and lets you know what data the apps installed on your device are gathering and whether you like to keep them further.

You can even get the paid version of this app to remove the ads and get phone support.

Kaspersky Internet Security for Android

Kaspersky Antivirus is a reputed antivirus software with about 99.9% malware detection rate according to AV-Tests reports. Kaspersky Internet Security secures your android phones and tablets from multiple risks and threats.

It offers a background check to scan for viruses, spyware, and trojans. It also lets you block spam or unwanted calls, offers you anti-theft features as well as a web-filter to filter out dangerous links.

Another important feature is the support for Android Wear which simplifies security management.

The premium version of this app provides additional features like anti-phishing, automatic scan, call, and text filtering, etc.

Security Master

Security Master is another outstanding antivirus software that helps to secure your phones. Earlier it was called CM Security.

It automatically checks apps for malware during their installation and blocks the threats. Even you can schedule a scan anytime. You can set up a VPN to connect to the internet while using apps with security risks.

Also, it has got other characteristics which boost the performance of your mobiles. For example, a power usage analyzer estimates the device’s battery life as well as displays which apps can be hibernated to save battery.

You have app-lock provision to password protect every app. It takes a snapshot of any person who tries to tamper with your phone using the wrong password.

There is a Wifi security tool which tests the speed of the network, checks the network security as well as closes apps using more bandwidth.

It also provides a Caller ID and Block facility to block spam, unwanted or unknown phone numbers.

Avira Antivirus Security

Avira Antivirus is another popular antivirus software. It scans all files in the phone memory as well as on the external storage (SD card) to check and remove viruses, and other malwares.

It scans without hampering the performance of the device.

It offers an anti-theft feature to track your phone if lost or stolen, privacy advisor to show you how each application collects your data, appLock, as well as camera and MIC protection.

You can subscribe to the premium version which has better support, automatic blocking of malicious websites, and more frequent updates.

Sophos Free Antivirus and Security

Sophos won the AV-Test awards for the best protection in 2015 and best android security in 2016.

This application comprehensively protects your device without degrading its performance as well as is free of advertisements.

It offers full-fledged malware protection by scanning apps and storage media, anti-theft features for tracking phone when lost or stolen, app protection, web filtering, wifi security, call protection, etc.

The app also has a QR code scanner which can be used to set up secure Wi-Fi connections. There is an authenticator to generate one-time passwords for two-factor authentication.

AVG AntiVirus Free

AVG antivirus protects your Android phones against viruses, spyware, and other malwares. It boosts the performance of the device by cleaning up junk files.

It extends battery life with Power Save and warns when battery life becomes low.

It allows you to lock apps with PIN, pattern or fingerprint, as well as helps you to track your device if lost or stolen.

It gives you insight regarding how each app is collecting your data, scans wifi network as well as checks the download and upload speeds.

Free users can remotely lock their phone via a web browser that communicates with the AVG app. It also supports SMS commands, used to trigger a call from your device, and a data wipe, a siren or lock request, etc.

It allows you to safely browse the internet in various browsers like Chrome, Amazon Silk, Boat Browser, etc.


AVL is also a winner of AV-test for best protection of mobiles. It has a large antivirus database as well as scanners to detect any executable files making their way into your device.

AVL has a call-blocker facility to block spam and undesired calls and offers the anti-phishing feature as well. It is light on resources and does not drain out the battery of the phone.

TrustGo Antivirus & Mobile Security

TrustGo Antivirus & Mobile Security is a favorite pick for users because of its ability to deal with viruses as well as the provision of privacy features. It can scan apps in real-time and virus definitions are updated when you are on Wifi.

It tells which apps have access to your data, checks for malicious apps and removes them when detected. You can remotely handle your mobile through TrustGo website. Also backing up and restoring contacts, messages and call logs are allowed.

A memory boost button shuts down apps slowing down the phone and enhances its performance. However, there are too many ads, and it might annoy the user to close these pop-ups repeatedly.



Almost every technology has to face some challenges, risks and threats and Android is also not an exception to it. Cybercrooks target Android users because it has a maximum number of users.

Usually, Android devices are attacked by viruses and other malwares through malicious applications and links. These links are so tempting that at a time it is difficult to avoid causing it to be downloaded involuntarily. That’s why adopting protective measures to secure your phone and data becomes essential.

There are many free antivirus softwares available for Android devices which can be installed to strengthen the security of your mobiles. For example, Avira, AVL, AVG, Avast, Sophos, McAfee, etc. are very popular for detecting and removing viruses, and other malwares.

Besides detecting viruses and malwares, they also offer other features for enhancing the performance of your phone. They help in saving battery life of your device, provide anti-theft facilities, app-locks, anti-phishing protection, and many other features.

You can even subscribe to their paid versions for getting more features. However, while downloading the free versions, make sure it is reputed and reliable as sometimes trojans, viruses, etc. pose as free apps and get installed on your device in the guise of antiviruses!


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