Accessibility Statement

Loved by pet parents.
Recommended by vets.

Meet Dr. Anna Foster

Whisker's official veterinary advisor is Dr. Anna Foster. As a board-certified emergency veterinarian with Veterinary Emergency Group (VEG), and a cat parent herself, she recommends Litter-Robot to all her clients.

Veterinarian Anna Foster with Francois the cat in her arms
“The ability to offer my cat a constantly clean litter box and monitor his weight and usage over time with Litter-Robot is so important.”
Dr. Anna Foster, traveling emergency veterinarian at VEG Cat mom of Francois
Veterinarian Justine Lee
“Litter-Robot takes the most time-consuming part of being a cat parent and keeps me updated on my cat's bathroom habits and weights.”
Dr. Laria Herod, Assicoate Veterinarian at Banfield Pet Hospital Pet parent of 2
Veterinarian Justine Lee
“As a busy veterinarian, toxicologist, and cat parent, I can't say enough great things about Litter-Robot – a clean litter box is essential to cat health.”
Dr. Justine Lee, emergency critical care specialist + toxicologist Pet parent of 2

Expert advice on pet health.

Urinary blockage in cats: Signs & emergency treatment
veterinarian Anna Foster and her cat Francois
How to tell if a cat is in pain
Cystitis in cats: Symptoms, treatment & prevention
Why is my cat losing weight?

Keep your cat healthy and happy.

Are self-cleaning litter boxes good for cats? Vet Anna Fosters reviews.
View video review Cat in veterinarian approved automatic litter box Litter-Robot by Whisker
What subtle changes in your cat's routine could be telling you
View video review Veterinarian Anna Foster examining a cat for health issues
Better cat care starts with better insights.
Difference between feces and urine with Litter-Robot 5 Pro

WasteID™

Urine vs feces detection enables deeper trends that help you spot irregularities while activating more targeted odor control. (Available on Litter-Robot 5.)

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individual cat recognition with AI-powered cameras

AI-powered dual camera system

Built-in cameras use AI-powered facial recognition to identify individual cats and capture activity inside your self-cleaning litter box for advanced insights. (Available on Litter-Robot 5 Pro.)

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time of visit chart in the whisker app unlocked with whisker plus

All-access reporting

Access up to 2 years of your pets' activity and history for deeper insights with Whisker+.

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Multiple cats using Litter-Robot self cleaning litter box and cat weight trends

SmartScale® weight tracking

SmartScale detects the weight of individual cats and charts weight over time, allowing you to monitor trends and spot early changes.

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Callie the calico cat eating from Feeder-Robot automatic pet feeder

Customize mealtime

Stay on top of your pet’s eating habits by programming feeding schedules, giving snacks, and viewing high-level feeding trends..

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Shop Dr. Anna Foster's top picks.
Litter-Robot® 4
Litter-Robot® 4

Litter-Robot® 4

The tried-and-true self-cleaning litter box.
As low as $699
Take $100 off Litter-Robot® 4 Starter Bundle
Litter-Robot® 4 Starter Bundle

Litter-Robot® 4 Starter Bundle

Includes must-have Litter-Robot accessories.

As low as $829 Regular Price $932

Litter-Robot 4 LitterHopper®
Litter-Robot 4 LitterHopper®

Litter-Robot 4 LitterHopper®

Automatically refills your Litter-Robot 4 with fresh cat litter.
As low as $99
Autoship & save 50% GreatLitter
GreatLitter

GreatLitter

All-natural, clay-clumping cat litter with no additives.
As low as $30
Vet tips and video guides.
How does Litter-Robot work? Vet review of the most popular self-cleaning litter box
Why is my cat not using the litter box? Common causes & what to do
How often should you clean the litter box?
Cat peeing outside the litter box? Here are tips to fix it
Urinary issues in cats: What to watch for and how to help
How often do cats pee and poop?
When to take your cat to the emergency vet
Is your cat overweight or underweight?
Does your cat have a fever?
How much should I feed my cat?
Why is my cat sleeping in the litter box?
How to travel with a cat: 7 vet-approved tips
Flying with a cat: Vet-approved travel tips
How to care for your cat while you're away
Toxic vs. safe plants for cats
Buy with confidence. Buy from Whisker.
90-day in-home trial
90 days of no scooping will change your life.
1-year warranty
Top-to-bottom coverage included for 1 year.
Free shipping
Fast, free delivery with dependable support.
US design & assembly
Proudly designed and assembled in the USA.