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
“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.
Take $50 off Litter-Robot® 4
Litter-Robot® 4

Litter-Robot® 4

The tried-and-true self-cleaning litter box.
Regular Price $699 As low as $649
Take $50 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 $832 Regular Price $932

LitterHopper®
LitterHopper®

LitterHopper®

Automatically refills your Litter-Robot 4 with fresh cat litter.
As low as $99
Autoship & save 20% GreatLitter
GreatLitter

GreatLitter

All-natural, clay-clumping cat litter with no additives.
As low as $30
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.