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Meet Avast

Avast is dedicated to creating a world that provides safety and privacy for all,
no matter who you are, where you are, or how you connect.

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Faster, smarter artificial intelligence

Avast is one of the largest security companies in the world using next-gen technologies to fight cyber attacks in real time. We differ from other next-gen companies in that we have an immense cloud-based machine learning engine that receives a constant stream of data from our hundreds of millions of users, which facilitates learning at unprecedented speeds and makes our artificial intelligence engine smarter and faster than anyone else’s.

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cloud infrastructure

Avast has created a scalable cloud-based security infrastructure that sees everything that happens on the internet. We have a view into everything online, good and bad, giving us the unique advantage of being first to inspect and analyze potential threats. When new malware is discovered, we can quickly deploy new security features to protect our users.

Avast prevents over 1.5 billion attacks every month

We use advanced threat protection to keep
you and your business safe from cyber attacks.

Dedicated cybersecurity research experts

Avast’s innovative security approach comes from some of the most talented and experienced security engineers on the planet. Headquartered in Prague – a center of excellence for engineering and computer science –we attract the best and the brightest with over 50% of our employees in R&D. Our scientists, engineers, and mathematicians are from some of the most highly respected institutions, including Stanford, MIT, Oxford, and NASA. Our growth is fueled by our passionate culture of wanting to win and “beat the bad guys.”

Our growing patent portfolio is focused on these 4 key areas

  • Malware Detection and Blocking
  • AI and Machine Learning
  • Internet
    of Things
  • Location

We work every
day to keep
the world safe

We support our mission by working to cultivate the next generation of cybersecurity experts and to educate people to stay safe online.

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Our milestones and timeline

We have


millions of users all over the globe

We prevent


attacks every month

We have


servers serving as a global threat detection network

We have


talented employees


Ondrej Vlcek

Leading a new phase of growth


Going public on the London Stock Exchange

In May 2018, Avast is listed on the London Stock Exchange.


Serving 435 million active users

All versions of Avast antivirus protect against WannaCry, BadRabbit and NotPetya ransomware as well as Emotet crypto-mining attacks, without requiring a single product update. Avast reaches $811M in adjusted billings in 2017. Avast acquires Piriform, bringing our total active users to over 435 million.


Joining forces, better together

Avast acquires fellow Czech-based cybersecurity giant AVG, doubling our total number of users and bringing in new talent and technologies. The acquisition gives Avast the largest and most advanced threat detection network, based on our massive user base, and further diversifies our product portfolio, geographic base, and revenue streams.


Celebrating our brand new headquarters in Prague

Avast opens its new Prague headquarters, bringing Silicon Valley style to the Czech Republic.


Rising up with the mobile boom

CVC Capital Partners becomes a strategic investor. Our mobile products reach the 100 million download milestone faster than any other mobile security tools in Google Play history.geographic base, and revenue streams.


Gaining momentum with mobile carriers

Avast's mobile family apps hits the 1,000,000 subscriber milestone through mobile carrier partnerships.


Bringing the best to mobile

Avast Free Mobile Security becomes the best-rated security app on Google Play. Avast Free Antivirus is the most downloaded software on Download.com


Getting down to business

Avast expands into business security, focusing on the SMB market.


Becoming Avast

Summit Partners comes on board as an investor. Alwil is rebranded as Avast to match the name of our iconic software.


Welcoming new leadership

Vincent Steckler is appointed CEO of Avast.


20 million users strong

The number of people using Avast continues to grow exponentially, doubling twice in one year, reaching 20 million.


Surpassing one million users

Within 30 months of going free, Avast is used by over 1 million people around the world.


Free security for all

Avast makes the defining decision to change the traditional antivirus business model and offers a fully featured, free antivirus to all.


Avast goes global

After refusing an offer to be acquired, Alwil instead licenses its Avast antivirus to McAfee, and watches its global distribution grow rapidly.


Joining Avast — Ondrej Vlcek

Ondrej Vlcek, now the CEO, joins Alwil as a software developer.


After the Velvet Revolution of 1989 and the fall of communism, Pavel and Eduard break off from the rest of the cooperative, establishing Alwil as a company.

Founding a company — ALWIL Software is launched


Destroying a virus — the start of something big

Pavel Baudis defeats the Vienna virus and establishes, together with Eduard Kucera, the Alwil cooperative to distribute and sell their newly created software.