K7 Security app

K7 Ultimate Security 17.0.0.1254

K7 Ultimate Security provides multi-layered protection against malware, phishing, and ransomware while enhancing privacy and parental controls.

Updated October 13, 2026
264 MB
4.0

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App Specs

DeveloperK7 Computing
LicenseFreeware
CategoryAntivirus
Available platformsWindows, macOS, Android, iOS
Downloads1,043

Overview

K7 Ultimate Security is a security suite for Windows, macOS, Android and iOS that combines threat protection with tools for safeguarding personal files and controlling children’s computer use. Its subscription can cover computers, phones and tablets under one license, with the number of devices determined by the chosen plan. The PC suite includes backup, Safe Banking and file privacy tools; the mobile applications provide a different set of protections suited to each operating system.

Scanning drives and connected devices

K7 Ultimate Security checks the computer in the background and also lets the user start a Complete Scan of its drives and folders. The scanner displays progress and reports how many files it examined, which security risks it detected and how many issues it fixed. Results can be saved for later reference.

Detected files appear in a results list with actions to clean, delete or quarantine them. K7 also scans newly connected devices for threats, extending file checking to storage brought onto the computer.

Safe banking

Safe Banking creates an isolated environment for online banking and purchases. It protects the account details, card information and passwords entered during those transactions against threats such as keyloggers.

Safe Surf restricts access to fake and phishing websites, helping prevent visits to pages that impersonate legitimate services. K7 Ultimate Security also includes webcam protection to control another route through which private information can be exposed.

File privacy

Data Locker protects important files and folders against unauthorized access while they remain on the PC. File Shredder handles the opposite task: permanently disposing of private files that the user no longer wants to retain.

The Privacy Cleaner removes browsing history, temporary files, cookies and other activity traces. Its automatic cleanup addresses information left behind by computer use, separately from the documents protected by Data Locker.

Backup and maintenance tools

K7 Ultimate Security regularly backs up photos, music and other PC files and provides restoration when those files are lost.

The PC utilities also include a Duplicate File Finder for locating and deleting extra copies of files. Memory Booster frees system memory.

Parental controls

Parents can filter harmful websites, block particular sites or applications and control time spent online. Website restrictions determine which destinations a child can reach, while application blocking addresses software use on the computer. The time controls add a separate limit on how long online access is available.

K7 Ultimate Security on Android and iOS

The mobile components do not reproduce every PC feature. On Android, K7 checks applications and SD-card contents for malware and provides protection against malicious websites. The iOS application uses its SafeSurf browser to guard browsing against phishing and fraudulent sites, and its Wi-Fi Advisor warns about risky wireless connections.

K7 Ultimate Security also includes tracking for missing or stolen Android and iOS devices. The cross-platform license is a principal distinction from the Windows-only K7 Total Security edition; device coverage and available functions still depend on the platform and subscription selected.

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