New Release!
STOPzilla AntiVirus 7.0

Reengineered, Advanced AntiVirus Software

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The Missing Link in Your Internet Security

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STOPzilla Mobile

AntiVirus, AntiTheft for Android Devices

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STOPzilla Optimizer

The Ultimate Registry Cleaner and PC Optimizer

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STOPzilla AntiVirus

Exceptional security protection; stops viruses & malware fast

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STOPzilla AntiMalware

The ultimate malware remover and spyware remover

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STOPzilla Mobile

Antivirus and antimalware for your Android device

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STOPzilla Optimizer

The ultimate computer cleaning software

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About STOPzilla

STOPzilla's state of the art products are on the cutting-edge of technology. Made and serviced within the United States, our products stand within the ranks of the best internet protection in the country.

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AntiVirus Technology

STOPzilla AntiVirus is the premier AntiVirus/AntiMalware product in the industry. It can operate as your primary defense against Viruses, Malware, and other threats... Learn More

AntiMalware Technology

STOPzilla AntiMalware is powered by one of the first AntiMalware/AntiSpyware engines on the market, providing you with superior protection... Learn More

Made in the USA

STOPzilla AntiVirus and AntiMalware are proudly made in the USA and all our technical support personnel are located in sunny Florida.

Backed by iS3

iS3 Inc is a South Florida based Internet Security Solutions provider offering virus and malware protection for PCs and Android-based devices.


How Do Computer Viruses Work?

Computer viruses are malicious programs that hog system resources and execute undesirable functions. There are many types of computer viruses, and they each work differently in the ways they replicate... Read More

How Does Malware Work?

Malware, short for malicious software, is mostly created by criminals to steal personal information from computers or by hackers who are searching for fame by taking down a computer or disrupting... Read More


Your customer service responses are always so quick. You have once again confirmed why I am so very satisfied with your products and service.
Kay F

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Here are several ways to contact us

In case you need help

Sales and Service

Interested in trying STOPzilla? Ready to see what all the fuss is about? Call today:

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Technical Support

For help installing STOPzilla, removing viruses, or optimizing your computer, call:

Support Center

Billing Inquiries

For questions regarding billing and/or subscription renewals, call:

Support Center