🔥Limited Offer🐱🚽Cat Litter Box

$49.99 USD
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Wirecutter Pick

Goodbye Litter Box™

Litter-Robot® 4

Stop scooping cat litter, neutralize odors, and give your cat a clean litter bed every time with the highest-rated automatic litter box on the market.

LR4 Black
Cutting-edge sifting technology

Self-cleaning

Features cutting-edge litter-sifting technology that separates your cat’s waste from the clean litter after each use.

Pet monitoring

Track your cat’s weight with SmartScale®, follow their bathroom usage and get waste level alerts in real-time.

Odor control

Clumps automatically fall into a tightly-sealed drawer, keeping odors at bay and neutralizing smells.

Multi-cat friendly

Elegantly designed to maximize comfort for kittens and large cats alike. One unit supports up to 4 cats.

Best for Multiple Cats

Litter-Robot 4 is the best litter box for multiple-cat households, featuring a wide opening to maximize cat comfort for up to 4 cats of any breed or size. Remove the need for multiple traditional boxes today.

Multi-cat support
Save time and money

Save time and money

Get time back every day by not scooping and using up to 50% less cat litter.

Quiet cleaning

Quiet cleaning

QuietSift® self-cleaning cycles benefit skittish cats and won’t wake you up at night.

Intuitive design

Intuitive design

The control panel features 5 buttons and an LED display for easy operation.

Footprint comparison

Compact size

Same footprint as a traditional large litter pan. No need to make space or elaborate installation plans.


Smooth transition

Many cats acclimate within a week. If only they could talk, they’d tell you how great it is.


Easy setup

Use any clumping cat litter and regular trash bag. Compatible with the Carpet Tray for any surface.

Whisker App

Smart Insights

Stay in the know with the Whisker App. Monitor your cat's weight and litter habits from anywhere.

  • Real-time waste and litter levels
  • Drastically reduce litter box odors
  • Track weight & usage trends
  • Customizable cycle delay timers

The Details

Front Dimensions

22" Wide x 29.5" High

Side Dimensions

27" Deep / 15.75" Entryway

Recommended Capacity Up to 4 cats (3 lbs - 25 lbs)
What's Included Unit, Fence, Step, Carbon Filter, 5 Liners
Surface Versatility Compatible with Carpet Tray (Sold Separately)
Connectivity 2.4 GHz Wi-Fi Required

Designed and Assembled in the USA. © 2026 Whisker. All rights reserved.

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