Fumoi Self Cleaning Litter Box, Automatic Large Capacity for Multiple Cats, App Control with Safety Sensors, Removable Washable Liner, Grey Review (2026)
Updated September 14, 2026 · Research-based review
Our verdict
A large capacity self cleaning litter box for multi-cat apartments, with app scheduling and infrared safety sensors that pause the cleaning cycle when a cat is inside. Its footprint is significant for small homes, and the app features rely on a stable wifi connection to work.

Fumoi's grey large capacity self cleaning litter box with app control, safety sensors and a removable washable liner.
Price range: See on Amazon
What we liked
- + Removable washable liner makes deep cleaning much easier
- + Safety sensors help protect cats during cleaning cycles
- + Grey color hides dust better than white units
Trade-offs
- - Large capacity unit takes up significant floor space
- - App features depend on a stable wifi connection
Who this litter box fits
This unit targets multi-cat households or single-cat owners who want to go days between manual scooping, since the manufacturer lists a large internal drum paired with a separate sealed waste compartment. Apartment dwellers who cannot easily install a dedicated litter room will need to plan floor space carefully, since a large capacity automatic box takes up considerably more room than a basic pan. It suits owners comfortable managing a companion app over wifi to schedule cleaning cycles and check waste levels remotely, rather than those who prefer a fully manual, no-app device. It is a poor fit for homes with unreliable internet, since several of the smart features depend on a stable 2.4GHz wifi connection to function as intended.
Key design and safety features
According to the manufacturer, the box uses infrared and weight sensors that detect when a cat enters the unit and automatically pause the cleaning cycle, a safety measure meant to prevent the mechanism from operating while a cat is inside. The waste side uses a separate sealed bin with a removable, washable liner, which is intended to simplify emptying and reduce the need to buy disposable bags every cycle, though the product also ships with rolls of waste bags as a backup. A companion smartphone app lets owners schedule cleanings, monitor litter usage, and receive notifications when the waste bin needs emptying. The unit is also promoted as running in a quiet, low-decibel mode for nighttime use, which matters in an apartment with thin walls or a bedroom nearby.
Living with it day to day
Setup involves connecting the unit to a 2.4GHz wifi network through the smart app, after which most day to day interaction happens automatically as the sensors trigger cleaning cycles after use. The washable liner and reinforced sealed edges are meant to make deep cleaning less frequent and less messy than a traditional box, since owners can rinse the liner rather than scrub a solid plastic pan. Because the safety sensors pause the cycle whenever a cat is detected, skittish cats that dart in and out should not trigger the mechanism while inside. Owners should still check the unit periodically rather than relying entirely on notifications, since app-connected devices can occasionally lose their wifi connection and stop alerting for a full bin or a jam.
Trade-offs and how it compares
Rivals like the PetSnowy Self-Cleaning Automatic Cat Litter Box add a TiO2 odor control system alongside app control, which may appeal to owners most concerned about smell rather than raw capacity. The DuckSky and Eyesun automatic boxes push toward even larger capacities with negative ion sterilization, which suits very large multi-cat households but takes up more floor space still. Compared to those, this unit's grey finish is a practical touch since it hides dust and litter residue better than an all white housing. The clear trade-off across this whole category, including this box, is size: none of these automatic litter boxes are compact, so a small apartment needs a dedicated corner rather than a spot tucked into a bathroom.
Verdict and who should pick something else
For a multi-cat apartment where daily scooping is not realistic, this box's combination of a washable liner, safety sensors, and app scheduling makes it a strong pick, backed by our score of 8.4/10. It rewards owners willing to manage an app and keep a stable wifi connection nearby. Renters with very limited floor space, or owners who specifically want a compact, no-frills box, should look at a smaller manual litter box instead, since the footprint here is built for capacity rather than a tight bathroom corner. Anyone uneasy relying on connected home devices for pet care basics may also prefer a simpler self-cleaning box without app dependency.
Frequently asked questions
Does the litter box work without the app?
The core cleaning cycle can run on its own schedule, but features like remote scheduling, usage tracking, and full-bin alerts require the smart app connected over 2.4GHz wifi.
What litter types are compatible?
The manufacturer lists compatibility with most clumping litters; check the product manual before switching to a non-clumping or crystal litter to avoid mechanism issues.
Is it safe for multiple cats to use one after another?
The infrared and weight sensors are designed to pause the cycle whenever a cat is detected inside, which is meant to protect cats that enter shortly after another cat finishes.
How often does the waste bin need emptying?
This depends on the number of cats using it, but the app is designed to send a notification when the sealed waste compartment is full so it does not overflow unnoticed.
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