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AntiMalware for Windows
Optimizer for Windows
Identity Theft Protection
STOPzilla AntiVirus Software

Exceptional security protection; stops viruses & malware fast

Get Protected

STOPzilla AntiMalware Software

The ultimate malware remover and spyware remover

Get Protected

STOPzilla Mobile Security Software

Antivirus and anti-theft for your Android device

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STOPzilla Optimizer Software

The ultimate computer cleaning software

Get Optimized

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


I've been a Stopzilla user for over ten years now! I started using Stopzilla when I was a certified IP telephony vendor. No other company that I dealt with provided the level of customer service that Stopzilla does... and with a bundled service of anti-virus, malware protection, and great interface. Great job folks.
- Mark A

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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:

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Billing Inquiries

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

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