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Free Anti-Spyware Scanner and Remover

Protect yourself against spyware and other threats with Avast One, the best spyware remover available. Regain control of your privacy with a spyware scanner, detector, and remover that’s ultra-fast and refreshingly lightweight — and 100% free.

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2021
Editors' choice
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2021
Editor's choice
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2021
Top Rated
Product

Our best free spyware removal tool

One click brings you the power of Avast’s industry-leading antivirus detection, extinguishing advanced spyware and blocking malicious downloads before they can do harm. It’s really that easy to use.

Avast One lets you:

We’ve packed the world’s largest threat-detection network and machine-learning malware protection into a single, lightweight malware scan and removal tool that won’t slow down your PC. And did we mention, it’s 100% free?

Awarded many times over

Avast One’s powerful anti-malware protection has been recognized by the industry’s top reviewers. PCMag noted Avast One’s “numerous excellent lab scores,” and found Avast One to be “a partner to keep you, your devices, and your data safe and happy” — two of many reasons why PCMag gave Avast One its 2021 Editors’ Choice award.

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In their 5-star review, TechRadar praised Avast One for its malware protection and prevention strengths alike: “Avast One doesn't just do a good job of detecting malware: it detects and blocks access to malicious websites, reducing the chance you'll get infected in the first place.”

The top-ranked antivirus engine that powers Avast One has been earning prestigious awards for years:

  • PC-mag_logo2

    PC Mag: Editors’ Choice, 2021

  • tech-rada-logo-27x27

    TechRadar: 5 stars & Editor’s Choice, 2021

  • AV_test-logo2

    AV-TEST: Top Product, AV Test Certified, 2021

  • award-av-comparative-plkaceholder

    AV Comparatives: Top Rated Product Award, 2020

  • award-av-comparative-plkaceholder

    AV Comparatives: 2018 Product of the Year

  • award-av-comparative-plkaceholder

    AV Comparatives: 3 stars, Advanced+ in malware protection and removal, 2018

We think it’s okay to brag a bit when your personal digital security is at stake. To see more awards, take a stroll through our trophy room.

Anti-spyware protection trusted by over 400 million users

But don't just take our word for it.

Hey, don’t forget mobile and Mac!

That’s right, phones also need protection. Avast’s Android security software defends your phone from spyware, malicious apps, and other threats. Secure your Wi-Fi network and keep your data where it belongs — right in the palm of your hand.

Think your Mac might have caught something bad? Avast’s Mac antivirus software automatically detects and removes spyware from your Mac while defending against other types of malware like viruses and ransomware, too.

Download our free spyware cleaner

Avast One finds and removes spyware, blocks future spyware infections, and guards against viruses, ransomware, and other threats. And it doesn’t cost you a dime.

FAQs

How can I get rid of spyware?

The best way to remove spyware is with an anti-spyware scanner. They’re often included as part of leading free antivirus solutions. Download and install your chosen antivirus tool, and it should detect and remove the spyware from your device.


Always remove junkware, PUPs (potentially unwanted programs), and other unnecessary software, which can act as spyware and slow down your computer.

Is spyware the same as malware?

No, but they’re both malicious software. Spyware is malware that is hard to detect and collects information about your online habits. If you’d like to learn more about spyware, check out our full What is spyware? article.

Why is spyware dangerous?

Spyware can steal your credit card numbers, passwords, and other personal information.

System requirements

We’re not demanding. All you need is a PC with Windows 11, 10, 8.1, 8 or 7*, 1 GB RAM 
and 2 GB of hard disk space. And that’s it.

* Both the 32- and 64-bit versions, excluding Starter and RT editions.

Windows 10 compatible

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Get free spyware protection for PC with Avast One

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Get free spyware protection for Mac with Avast One

FREE DOWNLOAD
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Get free spyware protection for Android with Avast One

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Get free spyware protection for your iPhone with Avast One

FREE INSTALL