Dr.Web KATANA

Plans and prices

Every plan, in full

On the record

Cloud data

The product page says KATANA’s cloud system can collect information about its operation on PCs, including information about new threats, to help Doctor Web update local protection rules.products.drweb.com · read 11 Oct 2026

Company history

Doctor Web’s company history says Igor Danilov established Doctor Web in 2003.company.drweb.com · read 11 Oct 2026

Compatibility

Dr.Web says KATANA does not conflict with third-party antivirus software and lists TrendMicro, Symantec, Kaspersky, McAfee, and ESET among compatible products.products.drweb.com · read 11 Oct 2026

Configuration

KATANA starts operating effectively after installation without requiring configuration, and users can fine tune its protection settings and application rules.products.drweb.com · read 11 Oct 2026

Device limit

1download.drweb.com · read 22 Sep 2026

Exploit protection

If KATANA detects malicious code attempting to exploit a software vulnerability, it ends the attacked process immediately.products.drweb.com · read 11 Oct 2026

Offline operation

The product page says KATANA protects a system even when a PC is not connected to the Internet.products.drweb.com · read 11 Oct 2026

Protection scope

antivirusdownload.drweb.com · read 22 Sep 2026

Purpose

Dr.Web KATANA is a non-signature antivirus providing preventive protection against active threats, targeted attacks, and infiltration attempts that exploit vulnerabilities, including zero-day vulnerabilities.products.drweb.com · read 11 Oct 2026

Ransomware protection

The product detects unwanted file modification and prevents malicious objects from injecting code into other processes, including activity typical of encryption ransomware.products.drweb.com · read 11 Oct 2026

Paid from

9.3download.drweb.com · read 22 Sep 2026

Support

Doctor Web advertises 24/7 technical support and offers users a support request form and ticket creation.support.drweb.com · read 11 Oct 2026

Supported platforms

Windowsdownload.drweb.com · read 22 Sep 2026

Supported Windows versions

The listed operating systems are Windows 11, 10, 8, 8.1, 7, Vista SP2, and XP SP2 or later, in 32-bit and 64-bit versions.products.drweb.com · read 11 Oct 2026

System requirements

The product page lists a minimum of 100 MB RAM and approximately 150 MB of free disk space, plus additional temporary installation space.products.drweb.com · read 11 Oct 2026

Threat detection

KATANA monitors system processes in real time and uses local information and Dr.Web Cloud reputation data to detect malicious behavior.products.drweb.com · read 11 Oct 2026

Trial

The official download page offers a free trial download for Dr.Web KATANA.download.drweb.com · read 11 Oct 2026

Use case

The product is intended as additional protection for Windows PCs running another vendor’s antivirus.products.drweb.com · read 11 Oct 2026

Alternatives to Dr.Web KATANA

KA Kaspersky AntivirusAndroidiPhone & iPad+5 BT Bitdefender Total SecurityAndroidiPhone & iPad+2 AO Avast OneAndroidiPhone & iPad+3 MD Microsoft Defender for BusinessAndroidiPhone & iPad+3 F FortiClientAndroidiPhone & iPad+3 BA Bitdefender Antivirus PlusAndroidiPhone & iPad+2 FS F-Secure TotalAndroidiPhone & iPad+2 EH ESET HOME SecurityAndroidiPhone & iPad+2

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