Happy Kittens Home Happy Kittens 0.0 / 5 ( 0 votes ) Your Rating? Discover Happy Kittens – Play Free Now on GameUO! Looking for an exciting online game? Happy Kittens offers hours of fun, directly from your browser! Dive into the world of Happy Kittens without the need for downloads, and enjoy seamless gameplay anytime. Why You'll Love Happy Kittens Play Instantly: Start playing Happy Kittens online with just a click, thanks to HTML5 compatibility. Completely Free: No fees, just pure enjoyment. Play Happy Kittens free on GameUO. Wide Variety of Categories: Explore Happy Kittens within popular gaming genres to find your next favorite! Categories in which Happy Kittens is included: Racing