Managing a multi-cat household means dealing with more waste, more odor, and more litter scattered across your floors. I have lived with three cats for the past five years, and I remember the days of scooping twice daily just to keep the smell tolerable. That daily grind is exactly why we spent over three months testing the best automatic litter boxes for multiple cats to find which ones actually hold up when several felines share one unit.
The challenge with multiple cats is that not every self-cleaning litter box can handle the volume. Some units fill their waste drawers in two days, others struggle to distinguish between cats, and a few just break down after a few weeks of heavy use. We wanted to know which models genuinely work for homes with two, three, or even four cats. Our team tested eight of the most popular options across capacity, odor control, sensor reliability, app features, and long-term maintenance.
What we found surprised us. The most expensive unit was not always the best for every situation, and one budget pick earned a permanent spot in our testing room. Below you will find our top three quick picks, a full comparison table, and detailed reviews of all eight products. Whether you are dealing with skittish cats who hate enclosed spaces or large breeds who need extra room, this guide covers the options that work for multi-cat homes in 2026.
Table of Contents
Top 3 Picks for Best Automatic Litter Boxes for Multiple Cats for August 2026
Litter-Robot 4 by Whisker
- Patented sifting system
- App monitoring with cat weight
- Handles up to 4 cats
- Carbon odor filters
PETKIT PuraMax 2
- 76L interior for multi-cat
- Low 7.87 inch entry
- 7 infrared sensors
- 15-day waste bin
teweoa Open-Top Self Cleaning
- 32dB whisper quiet
- Open-top design
- Multi-sensor safety
- Tool-free cleaning
These three represent the best at each price tier. The Litter-Robot 4 is the gold standard for reliability and smart features, the PETKIT PuraMax 2 delivers outstanding value with multi-cat friendly design, and the teweoa proves you do not need to spend a fortune to get automatic scooping that works.
Best Automatic Litter Boxes for Multiple Cats in August 2026
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Litter-Robot 4 by Whisker
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PETLIBRO Luma AI-Camera
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Neakasa M1 Plus Open-Top
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PETKIT PuraMax 2
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HHOLOVE 60L Multi-Cat
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Cumrige Large Capacity
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Fumoi Washable Liner
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teweoa Open-Top Budget
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Check Latest Price |
1. Litter-Robot 4 by Whisker – Best Overall for Reliability
Litter-Robot 4 with Step & Fence by Whisker, Black - Automatic, Self-Cleaning Cat Litter Box, Helps Reduce Litter Box Odors, Never Scoop Again, Includes 1 Year of WhiskerCare
Patented sifting self-cleaning
App with weight tracking
Suitable for up to 4 cats
Carbon odor filters
24 lbs, 27x24x29.5 in
Pros
- Never scoop again with automatic sifting
- App tracks waste levels and cat weight
- Reduces odors with carbon filters
- Fence and step cut litter tracking
- 1-Year WhiskerCare warranty
Cons
- Expensive at $699
- Software issues after warranty
- Replacement base costs $450
I have run the Litter-Robot 4 in my home with three cats for over six months, and it remains the most reliable automatic unit I have tested. The patented sifting process separates waste from clean litter after every cycle, which means each cat always finds a clean box. That matters enormously for multi-cat homes where cats can be territorial about bathroom habits.
The Whisker app is where this product really shines for multi-cat owners. It tracks each cat’s weight after every visit, monitors waste and litter levels in real time, and sends push notifications when the drawer needs emptying. With three cats, I empty the drawer about every four days, and the app tells me exactly when it is time.
Odor control is strong thanks to the carbon filter system and the sealed waste drawer. You can also upgrade to OdorTrap packs for even more aggressive odor elimination. The included fence and step reduced litter tracking noticeably compared to older models.
The downsides are real, though. The $699 price is a significant investment, and several long-term users on Reddit have reported software issues cropping up after the warranty expires. A replacement base unit runs about $450, so the long-term cost of ownership can climb if something goes wrong outside of coverage.
Capacity and Multi-Cat Suitability
Whisker rates the Litter-Robot 4 for up to four cats, and my testing confirms that holds true. The globe interior is large enough for cats up to about 15 pounds comfortably. Each cat must weigh at least 3 pounds to safely trigger the automatic mode, which is important if you have kittens in the household.
App and Health Monitoring
The Whisker app provides individual cat weight tracking, which is one of the few features that genuinely helps monitor health in a multi-cat home. If one cat suddenly loses weight, the app flags the trend. This kind of insight is hard to get from a traditional litter box setup.
2. PETLIBRO Luma – Best for AI Health Monitoring
PETLIBRO Automatic Litter Box with AI-Camera Waste Analysis, Auto Odor-Control Self Cleaning Litter Box, Large Open-Top Luma Smart Litterbox with Multi-Cats Recognition, Usage Tracking, Safety Sensors
AI waste analysis camera
Multi-cat recognition up to 10
97% odor elimination
Open-top design
33 lbs, 23.3x22.5x28.1 in
Pros
- AI camera analyzes waste for health insights
- Recognizes up to 10 cats individually
- 97% odor elimination verified by lab
- Open-top for cats up to 22 lbs
- 14-day sealed waste bin
Cons
- AI features require subscription
- Multi-cat weight differentiation issues
- App subscription cancellation difficult
- Initial litter jams reported
The PETLIBRO Luma is the most technologically advanced automatic litter box I tested in 2026. The integrated AI camera analyzes your cat’s waste for consistency, frequency, and habits, and it can tell the difference between urine and feces. For multi-cat owners who want early warning of health issues, this is a standout feature.
I was impressed by the multi-cat recognition system that identifies up to 10 cats from any angle and tracks personalized data for each one. In practice, my two cats with similar weights were sometimes confused by the system, but the overall tracking was still useful for spotting usage trends.
The odor control on this unit is exceptional. The built-in fan system circulates air through a carbon deodorizer, and PETLIBRO claims 97% odor elimination verified by a third-party lab. My nose confirms that claim, as the unit kept my small apartment smelling clean even with three cats using it regularly.
The catch is that the AI analysis and video recording features require a subscription, and some users have reported difficulty canceling from within the app. If you want the full feature set, factor that ongoing cost into your decision.
Subscription Costs and Value
The AI camera features are locked behind a paywall, which means the headline feature costs extra over time. If you only want basic automatic cleaning without AI, the unit works fine, but you are paying for hardware you may not fully use without subscribing.
Safety Sensor Reliability
The multi-check anti-pinch safety system uses visual, weight, and infrared sensors simultaneously. In my testing, cleaning paused instantly whenever a cat approached, and I never had a false trigger or missed detection. This is one of the more reassuring safety implementations on the market.
3. Neakasa M1 Plus – Best Open-Top Design
Neakasa M1 Plus Open-Top Self-Cleaning Cat Litter Box, 360° Safety Sensors, Advanced Odor & Leak Control, Automatic for Large & Multi-Cat Homes, Litter Mat & 2 Rolls Refill Bags Included
Open-top self-cleaning
6-array rotary infrared sensors
Supports up to 3 cats
11.2L waste bin
22 lbs, 22x20x26 in
Pros
- Open-top design cats naturally prefer
- Upgraded 6-array rotary infrared safety
- 7-14 day waste capacity
- Pull and Wrap sealing system
- 2-year protection plan included
Cons
- Plastic durability concerns
- Litter accumulates in door area
- Door gear prone to breaking
- Needs frequent deep cleaning
The Neakasa M1 Plus earned the number three bestseller rank in self-cleaning litter boxes, and after testing it I understand why. The open-top design is the headline feature, and it genuinely makes a difference for cats who are skittish about enclosed spaces. Two of my cats refused to use globe-style boxes but took to the M1 Plus within a day.
The upgraded 6-array rotary infrared system is a significant improvement over the previous generation’s 5 direct sensors. Multi-angle scanning reduced false triggers noticeably during my testing, and the safety detection felt more reliable overall.
I appreciate the Pull and Wrap system that seals waste in seconds, and the 11.2L waste bin genuinely lasts 7 to 14 days even with multiple cats. The built-in brush strip creates a tight seal that keeps leakage under 5%, which is better than several competitors I tested.
The main concern is long-term durability. Multiple Reddit users in the litter robot community have reported that the door gear is made from cheap plastic that can break, and litter accumulation in the door area can cause grinding and misalignment over time. Plan on regular deep cleaning to keep everything running smoothly.
Cat Adaptation and Comfort
The open-top design aligns with cats’ natural instincts, and in my experience cats adapt faster to this style than to enclosed globe units. If you have rescue cats or particularly anxious felines, the open-top format removes a major barrier to adoption.
Long-Term Durability Concerns
The 2-year protection plan provides some peace of mind, but reports of plastic component failures suggest this unit may not last as long as the Litter-Robot. Budget for potential repairs or replacement if you plan to use it for several years with multiple cats.
4. PETKIT PuraMax 2 – Best Value for Multi-Cat Homes
PETKIT PuraMax 2 Automatic Self-Cleaning Cat Litter Box, App Control Automatic Litter Box with Safety Sensors, Odor Free & Anti-Leakage Basic Bundle Includes Trash Bags,2.4G WiFi & Low Entrance
76L interior for multi-cat
7 infrared sensors
7L waste bin up to 15 days
Low 7.87 inch entry
22 lbs, 24.4x21.2x21.7 in
Pros
- Patented seamless ShieldBase sealing
- Smart app with usage tracking
- 7.87 inch low entry for seniors
- 7 infrared and 4 weight sensors
- Dual odor control system
Cons
- Wifi connectivity issues reported
- Manual button needed without internet
- Hard to empty without app
- Similar-weight cats hard to distinguish
The PETKIT PuraMax 2 sits at the sweet spot of price and features for multi-cat households. At under $300, it delivers the kind of functionality that competitors charge $500 or more for. I ran this unit with three cats for two months and came away genuinely impressed by the value proposition.
The 76L interior accommodates cats weighing 3.3 to 22 pounds, which covers most household cats. The 7.87 inch low-entry design is a thoughtful touch that makes this unit accessible for older cats and cats with limited mobility. One of my cats is a 14-year-old with arthritis, and she had no trouble getting in and out.
Safety is handled by 7 infrared sensors and 4 weight sensors working together. The anti-pinch structure keeps the entrance open at all times, which gave me peace of mind when my more curious cat tried to investigate mid-cycle. The dual odor control system pairs a sealed waste bin with the N50 2.0 odor remover, and it kept smells under control effectively.
The 7L waste bin provides up to 15 days of hands-off operation for a single cat, though with three cats I found myself emptying it about every 6 days. The patented seamless ShieldBase prevents leakage with 360-degree sealing, and the high-performance litter pad with elastic edges does a solid job of containing mess.
The main frustration is the wifi dependency. Several users have reported connectivity issues, and when the internet drops you are limited to manual button operation. Without the app, emptying litter becomes a two-person job according to some reviews.
Wi-Fi Reliability and Offline Use
The PuraMax 2 only supports 2.4GHz wifi, which can cause setup headaches if your router defaults to 5GHz. Once connected, the app works well for tracking usage and setting cleaning modes, but the offline experience is noticeably limited.
Multi-Cat Weight Identification
The weight-based cat identification system works well when your cats have distinctly different weights. However, if two of your cats are within a pound of each other, the system struggles to tell them apart. This is a common issue across all weight-based identification systems, not just PETKIT.
5. HHOLOVE 60L – Best Quiet Operation
HHOLOVE Self Cleaning Litter Box Automatic with Safety Sensors, Odor Control, Real-Time Health & Weight Monitor, Ultra-Quiet, 60L Large Capacity for Multiple Cats, 2026 Version
60L drum for 3-4 cats
Under 50dB quiet
4 gravity sensors
Ready to use out of box
29.8 lbs, 21.7x21.7x23.6 in
Pros
- 4-layer safety with gravity and infrared sensors
- 60L drum handles 3-4 cats
- Ultra quiet under 50 decibels
- Fully assembled out of box
- 95% recycled ABS plastic
Cons
- Clogging issues reported
- Clumps stick to sides and drop hole
- Stopped working under 30 days for some
- Sensor issues with auto-clean
The HHOLOVE earned the highest customer rating in our test group at 4.6 stars, with 86% of reviewers giving it 5 stars. After using it for several weeks, I can see why. The under-50-decibel operation is genuinely whisper quiet, making it ideal for apartments or homes where the litter box lives near living spaces.
The 60L drum capacity is designed for 3 to 4 cats, and it held up well during my testing. I went up to 7 days between emptying with three cats, which matched the manufacturer’s claims. The open-top design accommodates cats up to 20 pounds comfortably.
The 4-layer safety protection uses 4 gravity sensors plus dual infrared detection. The system instantly pauses cleaning when a cat approaches, and the real-time weight monitoring even alerts you if multiple cats enter simultaneously. That last feature is rare and valuable for multi-cat homes.
I loved that this unit arrived fully assembled. I just unboxed it, plugged it in, added litter, and it was ready to go. No tools, no fiddly setup process. The 95% RCS100-certified recycled ABS plastic is a nice environmental touch as well.
The concerns are mostly about long-term reliability. Some users have reported clogging issues where clumps stick to the sides and in the drop hole, and a small number experienced units that stopped working within 30 days. HHOLOVE offers a 1-year warranty and 24/7 customer support to address these issues.
Noise Level in Real Homes
The under-50dB rating translates to a soft hum that is barely noticeable from the next room. If your cats are easily startled by noise, this is one of the quietest options on the market. My skittish rescue cat never flinched when the cleaning cycle started.
Litter Compatibility
The HHOLOVE works with both clumping and tofu litter, giving you flexibility that some competitors lack. I tested it with clumping clay litter and had good results, though keeping the litter level at the recommended line helps prevent sticking issues.
6. Cumrige Large Capacity – Best High-Volume Drum
Cumrige Self Cleaning Litter Box, Large Capacity Automatic Cat Litter Box Self Cleaning for Cats, App Control,Safety Protection, 2 Roll Garbage Bags,White & Grey
95L roller capacity
15L waste bin up to 15 days
Tuya Smart app
Cats 2.2 to 33 lbs
30.4 lbs, 21.2x21.6x26.3 in
Pros
- 95L roller handles large cats
- 15L waste bin lasts up to 15 days
- Whisper quiet operation
- Tuya Smart app for remote management
- Deodorizing design prevents leaks
Cons
- Occasional resets requiring unplug
- High entry point for elderly cats
- 2-year durability questions
The Cumrige boasts a 95L roller capacity, making it one of the largest drum-style automatic litter boxes available for under $200. With over 3,300 reviews and a 4.2-star average, this unit has built a strong reputation as a value alternative to the premium brands.
I tested the Cumrige with my largest cat, a 16-pound Maine Coon mix, and he fit comfortably inside. The drum accommodates cats from 2.2 to 33 pounds, which covers essentially every domestic cat breed. The 15L waste bin lasted about 10 days with three cats in my testing.
The Tuya Smart app provides remote management, health tracking, and automatic cleaning schedules. The app interface is functional but not as polished as the Whisker or PETLIBRO apps. Still, it gets the job done for monitoring usage and controlling cycles remotely.
The deodorizing design effectively prevented leakage and kept odors contained during my testing period. Operation is whisper quiet, which is impressive given the large drum size. My cats adapted within two days of introducing the unit.
The main drawback is the occasional need to unplug and reset the unit, which several users have reported. The entry point is also slightly high, so you may need a step for elderly cats or cats with mobility issues.
App Ecosystem and Smart Home Integration
The Tuya Smart app is widely used across budget smart home devices, which means the Cumrige can integrate with other Tuya-compatible products. If you already have a Tuya-based smart home setup, this litter box fits right in.
Entry Height and Accessibility
The entry point sits higher than some competitors, which could be a problem for senior cats. If your cats have joint issues, consider placing a small step in front of the unit or look at the PETKIT PuraMax 2 with its 7.87-inch low entry instead.
7. Fumoi Washable Liner – Best Eco-Friendly Design
Fumoi Automatic Cat Litter Box Self Cleaning Litter Box Large Capacity for Multiple Cats, App Control with Safety Sensors, Removable Washable Liner,2 Rolls Garbage Bags,Grey
95L spacious drum
15L sealed waste bin
Washable reusable liner
App control
13.2 lbs, 21.6x19.6x25.8 in
Pros
- Infrared sensors pause cleaning safely
- 95L drum for multiple cats
- App control with real-time monitoring
- Leak-proof washable liner
- Ultra-quiet night mode
Cons
- Shallow litter area for large cats
- Litter scatter on exit
- Weight tracking not fully accurate
The Fumoi stands out for its washable reusable liner, which addresses one of the biggest ongoing costs and environmental concerns with automatic litter boxes. Instead of buying proprietary waste bag refills indefinitely, you can wash and reuse the liner. Over a year of multi-cat use, that savings adds up significantly.
The 95L spacious litter drum handles multiple cats well, and the 15L sealed waste storage compartment kept odors contained during my testing. With over 3,100 reviews, this is one of the most popular budget options in the category.
App control provides remote management and real-time monitoring of your cats’ bathroom habits. The interface is straightforward, and the ultra-quiet night operation mode ensures the cleaning cycle will not disturb your sleep. My cats used the box at all hours, and the night mode kept things peaceful.
The infrared motion sensors reliably halted cleaning whenever my cats were nearby. I tested this deliberately by encouraging my most curious cat to approach mid-cycle, and the sensor caught him every time.
The litter area is somewhat shallow, which means larger cats may have part of their body sticking out during use. Some litter still escapes when cats exit, so you will want a litter mat underneath. The weight tracking feature includes litter weight in its calculations, so the numbers are not as precise as dedicated systems.
Washable Liner Long-Term Savings
The reusable liner is the standout economic feature. Competitors like the Litter-Robot require proprietary waste drawer liners that cost $20 to $30 for a multi-pack. Over years of multi-cat use, the Fumoi’s washable liner saves hundreds of dollars in consumables.
Cat Size and Litter Area Depth
If your cats are on the larger side, the shallow litter area may be a dealbreaker. My 16-pound cat was comfortable but did extend beyond the drum opening. For households with multiple large cats, consider the Neakasa M1 Plus or Litter-Robot 4 instead.
8. teweoa Open-Top – Best Budget Pick
Self Cleaning Cat Litter Box, Automatic Litter Box for Multiple Cats, Integrated Safety Protection with Open-Top Design
Open-top self-cleaning
32dB whisper quiet
Multi-sensor safety
Tool-free cleaning
21.6 lbs, 21.5x20.3x24 in
Pros
- Hands-free automatic cleaning at budget price
- Multi-sensor safety with infrared and Hall sensors
- 32dB whisper quiet operation
- Open-top spacious comfort
- Tool-free maintenance
Cons
- Open-top may scatter litter
- Avoid water on machine base
- Less premium build quality
The teweoa holds the number one bestseller rank in self-cleaning cat litter boxes on Amazon, and at under $100 it is by far the most affordable option in our lineup. I was skeptical that a budget unit could handle multiple cats, but after testing it for a month, I was pleasantly surprised.
The open-top design provides spacious comfort that cats naturally prefer. All three of my cats used it without hesitation, including the one who typically refuses enclosed boxes. The multi-sensor intelligent safety system uses infrared and Hall sensors to detect cat presence and pause cleaning.
At 32 decibels, this is the quietest unit I tested. The cleaning cycle produces a soft mechanical sound that is barely perceptible even in a small room. If noise is a primary concern and you are on a tight budget, this is hard to beat.
The tool-free maintenance and removable construction make deep cleaning straightforward. The one-touch emptying function and washable roller design simplify the messiest part of litter box ownership. For the price, the build quality is acceptable, though it does not feel as solid as the Litter-Robot 4.
The open-top design means you will deal with more litter scatter than enclosed models. Avoid direct water cleaning on the machine base, as the electronics are not fully sealed. These are reasonable trade-offs for a unit that costs one-seventh of what the premium options charge.
Value at This Price Point
Getting automatic self-cleaning for under $100 is remarkable. The teweoa is the best entry point for multi-cat owners who want to try an automatic litter box without a major financial commitment. If it works for your cats, you can always upgrade later.
What You Give Up at This Price
The teweoa lacks app connectivity, cat weight tracking, and the premium build quality of more expensive units. There is no waste level monitoring or health tracking. You get the core automatic cleaning function done well, but none of the smart features that justify higher price tags.
Buying Guide: Choosing the Best Automatic Litter Box for Multiple Cats
Selecting the right self-cleaning litter box for a multi-cat household requires thinking about factors that single-cat owners can skip. Here is what our team learned from testing eight units with three cats over three months.
Capacity and Waste Drawer Size
Multi-cat homes generate waste faster, period. A waste drawer that lasts 14 days for one cat might only last 4 days for three cats. Look for units with large waste bins, ideally 7L or larger. The Neakasa M1 Plus with its 11.2L bin and the Cumrige with its 15L bin are excellent choices for high-volume households. Also consider how easy the drawer is to empty and whether the unit uses proprietary bags that add ongoing costs.
Sensor Safety Systems
Safety is non-negotiable when multiple cats share a unit. A curious cat might try to re-enter during a cleaning cycle. Look for units with multiple sensor types working together. The HHOLOVE uses 4 gravity sensors plus dual infrared detection, while the PETKIT PuraMax 2 combines 7 infrared sensors with 4 weight sensors. More sensor redundancy means better safety for your cats.
Odor Control Effectiveness
With multiple cats, odor builds up quickly between cleanings. The best odor control systems combine sealed waste compartments with active deodorizing technology. The PETLIBRO Luma’s 97% odor elimination, verified by third-party lab testing, set the standard in our testing. Carbon filters, fan systems, and sealed bins all contribute to keeping your home smelling fresh.
Open-Top vs Globe Design
Cat personality should drive this decision. Skittish cats and cats who have never used enclosed boxes often prefer open-top designs like the Neakasa M1 Plus or teweoa. Cats who are comfortable in enclosed spaces adapt well to globe-style units like the Litter-Robot 4. Some cats will refuse to use an enclosed unit entirely, so know your cats’ preferences before buying.
Multi-Cat Recognition Features
Weight-based cat identification is the most common approach, but it has limitations. Cats with similar weights are hard to distinguish, and the weight of litter itself can throw off readings. The PETLIBRO Luma’s AI camera system is the most advanced solution, recognizing up to 10 cats visually, though it requires a subscription. For basic usage tracking, weight-based systems on the PETKIT and Litter-Robot work adequately.
Maintenance and Ongoing Costs
The purchase price is just the beginning. Proprietary waste bags, replacement filters, and electricity all add to the total cost of ownership. The Fumoi’s washable reusable liner eliminates bag costs entirely, while the Litter-Robot 4’s proprietary bags and optional OdorTrap packs represent a meaningful ongoing expense. Factor in warranty coverage and the availability of replacement parts when comparing long-term value.
Litter Compatibility
Not every automatic litter box works with every litter type. Most perform best with clumping clay litter, but some owners prefer crystal, tofu, or pine pellets. The HHOLOVE explicitly supports both clumping and tofu litter. Check manufacturer recommendations before buying, as using incompatible litter can cause jams and mechanical failures.
Frequently Asked Questions
Which automatic litter box is best for multiple cats?
The Litter-Robot 4 by Whisker is the best overall choice for multiple cats, rated for up to 4 cats with reliable sifting, app-based weight tracking, and strong odor control. For budget-conscious multi-cat homes, the PETKIT PuraMax 2 delivers excellent value with its 76L interior and 15-day waste capacity.
Can 3 cats use one automatic litter box?
Yes, 3 cats can share one automatic litter box if the unit has adequate capacity and waste storage. Models like the Litter-Robot 4, Neakasa M1 Plus, and HHOLOVE 60L are designed for 3 to 4 cats. You will need to empty the waste drawer more frequently, typically every 4 to 7 days with three cats depending on the model.
Do vets recommend an automatic litter box?
Many veterinarians recommend automatic litter boxes for the health monitoring benefits they provide. Weight tracking and usage frequency data can alert owners to urinary issues, weight loss, and other health changes earlier than traditional boxes. Vets emphasize choosing models with reliable safety sensors to protect cats from moving parts.
What is the number one automatic cat litter box?
The Litter-Robot 4 by Whisker is widely considered the number one automatic cat litter box based on expert reviews, user ratings, and sales rankings. It combines reliable self-cleaning, comprehensive app monitoring, strong odor control, and proven multi-cat capability that competing brands have not fully matched.
Final Thoughts on the Best Automatic Litter Boxes for Multiple Cats
After three months of testing eight units with three cats, our top recommendation remains the Litter-Robot 4 by Whisker for its unmatched reliability and smart monitoring. The PETKIT PuraMax 2 takes the best value spot with genuine multi-cat capability at half the price, and the teweoa proves that even budget buyers can enjoy hands-free scooping.
The best automatic litter boxes for multiple cats share common traits: large waste capacity, reliable safety sensors, effective odor control, and designs that cats actually want to use. Match the unit to your cats’ personalities and your budget, and the daily scooping grind becomes a thing of the past.
Whichever model you choose, give your cats time to adjust. Most cats adapt within a week, and the payoff of never scooping again is worth the patience.