KJR Labs

6 listings we've seen · as of 6 Oct 2026. This is the maker name shown on the store, not proof of who owns the company.

Tools

Extract and download YouTube video thumbnails in multiple resolutions from any YouTube URL.

Tools

Bring closed tabs back to life — exactly where you left them: scroll position, video time, form data. Never lose your place again.

Games

Play chess instantly from your browser toolbar with AI opponents

Tools

Blazing fast, keyboard-first symbol finder. Copy symbols instantly.

Tools

Hover over any Twitter/X username to reveal their country location with a beautiful tooltip

Tools

Get inspiring quotes with one click - simple and distraction-free motivation boost.