See what is persistently installed on Mac
The verdict
KnockKnock is a free security tool, best suited for individuals, teams, privacy-focused users. Below you'll find its key features, pricing, pros & cons — compared in one place.
Last updated: August 26, 2026
AI Summary
KnockKnock — See what is persistently installed on Mac.
KnockKnock is a security tool — See what is persistently installed on Mac. It's a popular choice for anyone looking for a reliable security solution, with a well-rounded feature set and steady updates. Compare KnockKnock with the best alternatives on AlternativeHub.
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Fast and friendly network scanner