Market share held by the leading Windows anti-malware application vendors worldwide, as of August 2017

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Market share
AVAST Software a.s.19.11%
McAfee Inc9.57%
Malwarebytes Corporation8.02%
Avira GmbH7.32%
Safer-Networking Ltd7.29%
Webroot Inc6.26%
Qihu 360 Software Co Ltd4.63%
Kaspersky Lab4.5%
© Statista 2017

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About This Statistic

This statistic shows the market share held by anti-malware vendors that offer applications designed for Windows as of August 2017. At that time, Avast held 19 percent of the anti-malware application market. Malware - or malicious software - is software designed to interfere with the regular operation of computer or mobiles without the users consent. This interference may include the destruction or gathering of data, unwanted advertising, or making a device vulnerable to undesired external control. Trojans and worms are the most common methods of malware infection to compromise computers worldwide, while China, Taiwan and Turkey are the countries with the highest rate of malware-infected computers. Sweden, Norway, and Japan are among the countries with the lowest rates of malware infection.

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