Never scoop again! Our smart, self-cleaning litter box for cats is quieter, sleeker, and provides a fresh bed of litter after every use while reducing litter tracking and odors. Join 1 million pet parents who’ve upgraded to a smarter automatic litter box. Stop scooping cat litter, neutralize litter box odors, and give your cat a clean litter bed every time with Litter-Robot 4, the highest-rated automatic litter box on the market. Elegantly designed to maximize comfort for kittens and large cats alike, Litter-Robot 4 features cutting-edge litter-sifting technology that separates your cat’s waste from the clean litter after each use. Reduce litter tracking, and monitor litter and waste levels in real-time with the Whisker app. Stay on top of your cat’s health with smart insights about your cat’s weight and litter usage.