What this site is
This is an independent information site about Cat Gatekeeper. It explains the Chrome extension, platform status, common setup questions, and similar phone blockers in plain language.
Independent guide
About this Cat Gatekeeper guide
This site helps people understand Cat Gatekeeper, check platform availability, and find the safest official links without confusing this guide for the developer's own site.
What this site is not
This is not the official Cat Gatekeeper developer website. The original Cat Gatekeeper concept and extension come from Japanese independent developer ZOKUZOKU / konekone2026.
Where official updates come from
For installation, source code, creator posts, and product status, use the official project page, Chrome Web Store listing, GitHub repository, and creator X account linked from this site.