At present, the better computer antivirus software: Tencent housekeeper, Baidu guardian, Kaspersky, Kingsoft Internet Security, and Red Umbrella.

1, Tencent housekeeper

Tencent Computer Manager is a free security software launched by Tencent. It has the functions of cloud Trojan horse killing, system acceleration, vulnerability repair, real-time protection, network speed protection, computer clinic, health assistant, desktop finishing, document protection and so on.

2. Baidu Guardian

Baidu Guardian is a simple and reliable system tool software produced by Baidu Company, which integrates three functions of computer acceleration, system cleaning and security maintenance to provide users with high-quality computer and network security services.

Baidu officially launched the version of Baidu Guardian 1.0, with the slogan "light, fast, intelligent and clean". In addition to the three main functions of "computer acceleration", "system cleaning" and "Trojan horse killing", it also provides some small functions such as "high-risk vulnerability repair", "software housekeeper" and "boot prompt".

3. Kaspersky

Kaspersky anti-virus software is one of the most advanced anti-virus software in the world. Headquartered in Moscow, Russia, Kaspersky Lab. It is an internationally renowned information security leader, and its founder is Russian Eugene Kaspersky.

The company provides anti-virus, anti-hacker and anti-spam products for individual users and corporate networks. After fourteen years of fighting against computer viruses, Kaspersky gained unique knowledge and technology, making Kaspersky a technical leader and virus defense expert. The company's flagship product, the famous Kaspersky security software, is mainly aimed at home and individual users, which can completely protect users' computers from all kinds of Internet threats.

4. Kingsoft Internet Security

Kingsoft Internet Security is an antivirus software in China. From the initial version released by 1999 to 20 10, it was developed and distributed by Jinshan Company. After that, the security department of Kingsoft Internet Security merged with Keniu on 20 10, and was fully managed by the merged new company Kingsoft Network.

Kingsoft Internet Security combines heuristic search, code analysis, virtual machine virus detection and other technologies. Mature and reliable anti-virus technology and rich experience proved in the industry make it reach the world advanced level in killing virus types, killing virus speed and preventing and controlling unknown viruses. At the same time, Kingsoft Internet Security has many advanced functions such as real-time monitoring of virus firewall, compressing files to kill viruses, and killing mail viruses.

Keep up with the development of global anti-virus technology, and provide perfect anti-virus solutions for individual users, enterprises and institutions. From 2010101kloc-0/015: 30, Kingsoft Internet Security's antivirus function and upgrade service will be free forever.

5. Red umbrella

AviraAntiVirus is a set of antivirus software developed by Avira company in Germany. In addition to the commercial version, Avira also has a free personal version. Its interface is not so gorgeous, and there are no useless superfluous items. Is a well-known free antivirus software, with more than 70 million users. It has rewritten many people's idea that "free anti-virus software must be poor", and its performance in system scanning, instant protection and automatic update is not inferior to that of well-known paid anti-virus software, even higher than that of some commercial anti-virus software, so it has become the first choice for many users to choose anti-virus software.

Through efficient heuristic scanning, 70% unknown viruses can be detected. In the professional test, among all the free antivirus software with independent antivirus engine, the detection rate is the highest. 360 security guards, Tencent computer housekeeper and other well-known anti-virus software also use the engine of Red Umbrella!

Top ten rankings of antivirus software

Top ten list of computer antivirus software:

1 360 Security Guard: It has the highest anti-virus effect and the widest anti-virus range, which is very suitable for use and has very high security performance.

2. Kingsoft Internet Security: a leading domestic service product and a well-known anti-virus enterprise.

3. Kaspersky: Russian brand, internationally renowned security application manufacturer, member of Computer Anti-virus Research Association.

4. Rising Rising: a well-known anti-virus software in Beijing, one of the earliest anti-virus brands, and a well-known anti-virus software in China.

5. Norton: Founded in 1982, the company has a wide range of computer information applications and is a leading anti-virus brand in the industry.

6. Microsoft MSE: Founded in 1975, it is the pioneer of computer anti-virus in the world and the largest computer software supplier in the world.

7. Jiang Min: China famous brand, Beijing founding company, China top 10 antivirus software.

8.Avira: German anti-virus software, a world-famous anti-virus software, can solve the computer anti-virus problem as quickly as possible.

9.McAfee: Anti-virus software that strictly prevents virus invasion can provide users with the lowest risk anti-virus solution.

10, NOD32: world-famous antivirus software, which is often used in China and developed by Slovak Eset company.

360 antivirus

It has the advantages of high killing rate, less resource occupation and fast upgrade. Zero advertising, zero harassment, zero coercion, one-click scanning, rapid and comprehensive diagnosis system is safe, healthy and accurate, bringing a safe, professional, effective and novel killing protection experience. Its anti-virus ability has been recognized by many international authoritative security software evaluation institutions and obtained many international authoritative certifications. According to the data of iResearch, the number of monthly users of 360 antivirus has exceeded 370 million, ranking first in the market share of security killing software.

Anti-virus software ranks first for free download.

Anti-virus software ranking:

1 tinder

The tinder security software is one of the antivirus software with the best reputation, the quietest and the simplest interface. Although it may not be as powerful as other antivirus software, its advantage is that there is no advertisement and it takes up less memory.

2. Tencent Computer Manager

This antivirus software is also one of the antivirus software with good reputation. There are no advertising pop-ups, no hooliganism such as bundled software, and if you log in to QQ number, you can also get some small prizes in the game, including many large Tencent online games.

3. Red umbrella

This anti-virus software is also very powerful, with a good reputation and a high detection rate, which can eliminate potential threats. However, some functions are charged, there are not many functions, and the network speed of the card is also high, so not many people download them.

4. Kaspersky

This is the world's top antivirus software. It is easy to use and has a good reputation, but it is charged and often misreported. The pop-up recognition of domestic advertisements is also very slow, and the prevention and control effect on advertisements is also relatively poor, but it is still not as good as advertisements.

5. McAfee

Made by the world's largest security technology company, it has an automatic monitoring system, which can actively monitor the security of documents. But it is also used for a fee, which is complicated in configuration and difficult to use. It is not recommended to use a small white computer.

The cleanest antivirus software

The cleanest antivirus software: Kaspersky, avast computer version, Kingsoft Internet Security computer version, tinder sword.

First of all, Kaspersky

Kaspersky is a powerful computer security protection software. With this software, users can download software, fix vulnerabilities, accept documents and materials, browse the web and so on. At the same time, the software also increased the safety management of online shopping. Now you can download Kaspersky and use it for one month without an activation code.

Second place, avast computer edition

Avast is a free antivirus protection tool that never quits. This software interface is simple and powerful. Users can use this software to defend against many viruses, and the memory occupied by the software is relatively small, so users don't have to worry about occupying too many computer resources.

Third place, Kingsoft Internet Security Computer Edition

Kingsoft Internet Security Computer Edition is a highly intelligent antivirus software. With its powerful anti-virus cleaning means, this anti-virus software allows you to scan your computer easily and safely, thus ensuring your own safety when using your computer without worrying about information leakage. Kingsoft Internet Security's page is also very refreshing and easy to operate.

Fourth place, tinder sword

The independent version of tinder sword is a powerful computer network security protection software. Users can use this software to fully protect their computer security, and no longer have to worry about surfing the Internet. The software can comprehensively analyze the process, kernel, etc. Use network applications to easily ensure computer security.

Which free antivirus software works well?

At present, the best free antivirus software is as follows:

1, 360 antivirus. 360 antivirus is the antivirus software launched by Qihoo 360, which has the largest domestic market share. Virus killing efficiency is high, and it has always been known as safe and green. Does not occupy too many system resources, and the operation is simple and convenient. It can also repair its own computer in a targeted way. At present, it has nearly 400 million users, which can be said to be the largest security software in the world.

2. Tencent computer housekeeper. Tencent Computer Manager is penguin's security software. Me, penguin, do everything. Needless to say, it is powerful. I have won many awards in the field of international security software, and the key is to link with other Tencent products.

3. Kingsoft Internet Security. Kingsoft Internet Security (Kingsoft Internet Security) is an old anti-virus software in China. Deeply cultivated in the anti-virus industry for many years, we have developed a number of world-leading anti-virus technologies. It has incomparable advantages in firewall, virtual machine and other viruses. Unfortunately, due to the prepaid marketing strategy, it missed the opportunity to occupy the market, resulting in its low market share in the domestic market, but now it is free.

4. Rising antivirus. Rising anti-virus software is also an old-fashioned anti-virus software, which has won many national patents, and its various technologies are also top in the industry, and it has been rated as one of the best anti-virus software in the world.

5, Baidu antivirus. Baidu antivirus is a product of Baidu company. What is Baidu's biggest advantage? It is the integration of database, cloud computing and massive data, which makes Baidu antivirus virus database extremely comprehensive and the computing power of virus killing engine very comprehensive. The key is that these are all cloud computing, and anti-virus software won't take up too much memory, which is very powerful.