Petlibro.

Here is a fact about cats that Petlibro has built a company around: a cat cannot tell you it feels unwell. It cannot report that it is drinking less water, eating at odd hours, or visiting the litter box more than usual. By the time an owner notices, the vet visit is often overdue. Most pet products ignore this. Petlibro decided the pet-care aisle - all those identical white plastic boxes - was a design and data problem waiting to be solved.

The company was founded in 2019 by York Wu, operating under the legal name DesignLibro Inc., which tells you where its priorities sit. Wu, joined by co-founder and chief design officer Tianyu Xiao, started not with a spec sheet but with a look: feeders and fountains that belong on a kitchen counter rather than in a garage. In a commodity category, taste turns out to be a surprisingly durable moat.

The early products were automatic feeders and water fountains - unglamorous hardware executed with unusual care. The bet was that pet owners, increasingly balancing work, travel and the low-grade guilt of leaving an animal home alone, would pay for devices that looked good and did something genuinely useful. They did. Petlibro's listings climbed to best-seller status on Amazon, and the brand grew into what it now describes as North America's number one in smart pet feeding and watering.

The device is the cheap part. The record it keeps over months is the actual product.

What separates Petlibro from a nicer bowl is the layer underneath. The One RFID feeder reads a tag on a pet's collar - not a microchip - and unlocks only for the assigned animal, which quietly solves the multi-cat food war and, incidentally, produces a per-pet log of who ate what and when. The Dockstream 2 fountain tracks how much a pet drinks and charts the trend over weeks, turning a gimmick into an early-warning system. The Scout camera adds AI activity tracking. Each device is a sensor; the free companion app is where they become a story.

That story got a lot more ambitious in November 2025, when Petlibro launched Luma, a $599.99 AI-powered self-cleaning litter box. Luma can recognize up to ten individual cats from any angle, records each visit for up to ten minutes, and alerts an owner if a cat has not gone in 24 hours - naming the specific cat whose habits changed. It scoops and seals waste after every visit with carbon-filtered odor control. It is, in effect, a health monitor disguised as a litter box, and its price signals where premium pet tech is heading.

The money behind all this is modest by hardware standards. Petlibro raised roughly $2 million early from friends, family and angels - deliberately avoiding institutional venture capital to keep control of the product. A $10 million Series A followed in 2021, associated with Sequoia Capital China, and a $14 million Series B closed in December 2023, led by Shenzhen Capital Group alongside Sequoia China. That is about $24 million total, small for a company leading a hardware category, which says something about the discipline of a team that reached the top on capital efficiency rather than a mega-round.

The go-to-market is mostly direct: a Shopify Plus store and Amazon do the heavy lifting, with retail distribution through PetSmart - where Luma is rolling into stores in early 2026 - and Wayfair. A pair of brand refreshes, in 2022 and again in 2024, cleaned up the logo, palette and typography and, more importantly, signaled a strategy shift from selling individual gadgets to building a connected system of pet-care devices tied together by one app.

The through-line is consistent. Petlibro is not really selling feeders, fountains, cameras and litter boxes. It is selling an answer to the question every pet owner has asked at 2am: is my animal okay? The hardware is how it collects the evidence. The app is where it hands you the answer. For a company whose legal name is literally about design, that is a rather practical mission - understanding, as it puts it, the needs of pets and the families they belong to.