Crystal Security

3.7.0.40 for Windows

Tina de Pierre

Create a blacklist of suspicious files and get rid of them.

Freeware malware blocking software download, reviewed by Tina de Pierre
Cloud-based security tool that protects computer from malware - Screenshot of Crystal Security
Very accessible and lightweight security solution - Screenshot of Crystal Security
Uncomplicated utility with a basic set of features - Screenshot of Crystal Security
Complementary security solution - Screenshot of Crystal Security
Cloud antivirus and anti-malware - Screenshot of Crystal Security
Staying Protected Constantly - Screenshot of Crystal Security
Cloud-Based Security - Screenshot of Crystal Security
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An effective cloud-based anti-malware and anti-spyware tool with whitelisting and blacklisting options.

Crystal Security is an alternative program to some of the more well-known antivirus programs specifically created for combating spyware, malware and other common nasties distributed on the Internet.

As a portable application, Crystal Security is capable of being run from a USB drive so no installation is necessary.

The actual program is cloud-based and its executable uses little in terms of system resources making it a suitable application for systems running slow due to malware.

Crystal Security enabled rapid detection and removal of malicious programs from your computer. Once a virus/malware is detected, you will be informed immediately and given a list of options to combat/remove it.

Crystal Security offers a couple of different levels of security. The higher the level, the more thorough the application will be to remove malware. It contains blacklisting and whitelisting features, too. Updates are automatic or manual if you prefer.

Features of Crystal Security

  • Automatic & Manual updates.
  • Cloud-based security solution.
  • Easy to use
  • No installations, Portable software.
  • Whitelist/Blacklist system.

Compatibility and License

Crystal Security is provided under a freeware license on Windows from antivirus with no restrictions on usage. Download and installation of this PC software is free and 3.7.0.40 is the latest version last time we checked.

What version of Windows can Crystal Security run on?

Crystal Security can be used on a computer running Windows 11 or Windows 10. Previous versions of the OS shouldn't be a problem with Windows 8 and Windows 7 having been tested. It comes in both 32-bit and 64-bit downloads.

Filed under:
  1. Crystal Security Download
  2. Free Antivirus
  3. Malware Blocking Software
Crystal Security has been picked by our editors as very good.
Crystal Security has been tested for viruses and malware.
We have tested Crystal Security 3.7.0.40 against malware with several different programs. We certify that this program is clean of viruses, malware and trojans.