If you’re a cat owner, you know how unpleasant litter box odors can be. Even with regular cleaning, pet odors can linger, making your home smell less than inviting. That’s where a high-quality air purifier comes in handy!
An air purifier designed for pet odors will eliminate bad smells, capture pet dander, and improve air quality, ensuring a fresh and clean home environment. But with so many options available, how do you choose the best air purifier for cat litter odor?
We’ve researched and reviewed the top air purifiers that are specifically designed to tackle pet odors, including their features, pros, and cons to help you make an informed decision.
Top 10 Air Purifiers for Cat Litter Odor
1. LEVOIT Core P350 – Best Overall
✅ Perfect for Pet Owners | HEPA & Activated Carbon Filter | Quiet Operation
The LEVOIT Core P350 is a powerful air purifier designed specifically for pet owners. It uses a 3-stage filtration system, including a True HEPA filter and an activated carbon filter, to effectively eliminate pet odors, hair, and dander.
Key Features:
✔ 3-Stage Filtration System – Captures 99.97% of airborne particles, including dust, dander, and allergens.
✔ Activated Carbon Filter – Effectively neutralizes litter box smells and other household odors.
✔ Quiet Operation – Operates at 24dB, making it perfect for bedrooms and living areas.
✔ Ozone-Free – 100% safe for pets and humans.
Pros
- Quiet and energy-efficient
- Pet-friendly and ozone-free
- Excellent odor control
- Sleek, compact design
Cons
- Not ideal for large rooms
- No smart features or app connectivity
Best For: Cat owners looking for an affordable, efficient, and quiet air purifier that effectively removes litter box odors.
2. Winix HR900 Air Purifier for cat – Best for Large Spaces
✅ Ideal for Large Rooms | PlasmaWave Technology | Washable Pre-Filter
The Winix HR900 is a high-performance air purifier made specifically for homes with pets. It comes with PlasmaWave Technology, which helps break down odors, allergens, and airborne bacteria, ensuring fresher indoor air.
Key Features:
✔ 5-Stage Filtration System – Includes a washable pre-filter, True HEPA filter, and an advanced carbon filter for maximum odor elimination.
✔ PlasmaWave Technology – Helps neutralize odors, bacteria, and VOCs without producing harmful ozone.
✔ Smart Sensors & Auto Mode – Automatically adjusts fan speed based on air quality.
✔ Covers Large Areas – Effective for rooms up to 300 sq. ft.
Pros
- Highly effective at removing pet odors
- Covers large spaces efficiently
- Smart sensors for automatic air quality control
- Washable pre-filter saves on maintenance costs
Cons
- A bit bulky compared to other models
- Higher price point
3. Alen BreatheSmart FLEX – Best for Customization
✅ Customizable Filters | Large Room Coverage | Stylish Design
The Alen BreatheSmart FLEX is a versatile and stylish air purifier that can be customized based on your specific needs. The OdorCell filter option is perfect for eliminating litter box smells and pet-related odors.
Key Features:
✔ Customizable Filters – Choose between different filters, including OdorCell for pet odors.
✔ Large Room Coverage – Covers up to 700 sq. ft., making it ideal for open spaces.
✔ Whisper-Quiet Operation – Operates at low noise levels, perfect for bedrooms.
✔ Sleek & Modern Design – Available in multiple colors to match your home decor.
Pros
- Customizable filter options for specific needs
- Covers large areas up to 700 sq. ft.
- Sleek design with multiple color choices
- Lifetime warranty for peace of mind
Cons
- Higher price than budget models
- No smart features or app control
4. GermGuardian AC5250PT – Best for Allergies & Odor Control
If you’re looking for an air purifier that eliminates both cat litter odor and allergens, the GermGuardian AC5250PT is an excellent option. This model features a 5-in-1 filtration system, including a True HEPA filter, activated carbon filter, and UV-C light technology.
The True HEPA filter captures 99.97% of dust, pet dander, and allergens, while the activated carbon filter absorbs strong odors, including those from cat litter and pet messes. The UV-C light technology further enhances air purification by killing airborne bacteria, mold spores, and viruses, making it a great choice for homes with both pets and people prone to allergies.
This air purifier is designed for medium-sized rooms (up to 180 sq. ft.), and its digital display allows easy control of fan speeds, timer settings, and filter replacement reminders. Despite its powerful performance, it operates quietly, ensuring a peaceful environment while keeping the air fresh.
Key Features:
✔ 5-in-1 Filtration System – HEPA, activated carbon filter, UV-C light, and pre-filter.
✔ Pet-Specific Carbon Filter – Absorbs strong pet odors.
✔ UV-C Light Technology – Destroys airborne bacteria and viruses.
✔ Easy-to-Use Digital Controls – Customizable fan speeds and timers.
✔ Coverage Area – Up to 180 sq. ft.
Pros
- Great for allergy sufferers
- Effectively removes odors and airborne bacteria
- Quiet operation
- Affordable price for the features offered
Cons
- Not ideal for large rooms
- UV-C bulb needs occasional replacement
5. Honeywell HPA300 – Best for Large Homes
The Honeywell HPA300 is a powerful air purifier designed for large homes with multiple pets. It provides high-performance air cleaning, covering spaces up to 465 sq. ft. This model features a dual True HEPA filter system that removes 99.97% of airborne pollutants, including pet hair, dander, and litter box odors.
One of the standout features of this model is its turbo clean setting, which increases airflow and removes odors five times faster than standard air purifiers. The activated carbon pre-filter captures odors before they circulate throughout your home, making it an excellent choice for households with multiple cats.
Despite its large size, the Honeywell HPA300 is easy to maintain, with quick-access filters that require simple replacements every 6-12 months. If you need a powerful air purifier for a large home, this is a top-tier option.
Key Features:
✔ Dual True HEPA Filters – Captures 99.97% of allergens and odors.
✔ Activated Carbon Pre-Filter – Eliminates strong litter box smells.
✔ Turbo Clean Mode – Provides rapid air purification.
✔ Large Coverage Area – 465 sq. ft.
Pros
- Excellent for large homes
- Strong odor and allergen control
- Fast and efficient cleaning mode
- Durable and long-lasting filters
Cons
- Bulky design
- Can be loud on high settings
6. Coway Airmega 400 – Best for Maximum Coverage
If you need a high-end air purifier that can cover entire apartments or large rooms, the Coway Airmega 400 is the ultimate solution. This premium air purifier features a dual filtration system, combining True HEPA and activated carbon filters to eliminate pet dander, allergens, and stubborn litter odors.
The Airmega 400 has an intelligent air quality sensor that automatically adjusts fan speeds based on real-time air conditions. With a coverage of up to 1,560 sq. ft., it’s perfect for open floor plans, large apartments, or multi-pet households.
It also boasts quiet operation, meaning you can use it in your bedroom or living room without disturbance. The sleek and modern design ensures it blends seamlessly into any space.
Key Features:
✔ Dual HEPA & Carbon Filters – Maximum odor and allergen removal.
✔ Smart Auto Mode – Adjusts fan speed automatically based on air quality.
✔ Covers Extra-Large Areas – 1,560 sq. ft.
✔ Energy-Efficient – Uses minimal power while maintaining performance.
Pros
- Ideal for large homes and open spaces
- Automatically adjusts to air quality
- Stylish and modern design
- Extremely quiet for its power level
Cons
- Expensive compared to standard purifiers
- Takes up significant space
7. Blueair Blue Pure 211+ – Best for Style & Performance
The Blueair Blue Pure 211+ is a stylish and high-performing air purifier that efficiently removes cat litter odors and airborne pet allergens. It uses a three-stage filtration system, including a washable fabric pre-filter, a particle filter for dust and dander, and an activated carbon filter for odors.
One of its standout features is its low-energy consumption, making it an eco-friendly option. The design is also modern and sleek, available in different color panels that let you customize its look.
This model covers up to 540 sq. ft., making it perfect for medium-to-large rooms.
Key Features:
✔ Three-Stage Filtration – Pre-filter, particle filter, and activated carbon.
✔ Energy-Efficient & Quiet Operation – Low power consumption.
✔ Modern Design with Customizable Colors.
✔ Coverage Area – Up to 540 sq. ft
Pros
- Highly effective at odor removal
- Stylish design with color options
- Low power consumption
- Easy to clean and maintain
Cons
- No smart controls or app connectivity
8. Medify MA-40 Air Purifier for cat – Best for Heavy Odor Control
The Medify MA-40 is a medical-grade air purifier equipped with H13 True HEPA filtration, which captures 99.99% of airborne particles. It’s an excellent choice for those who need strong odor elimination, as its activated carbon filter effectively traps cat litter odors.
This unit covers up to 840 sq. ft., making it great for large homes or apartments. It also features a glass touch panel with timer settings, child lock, and 3 fan speeds.
Key Features:
✔ H13 True HEPA Filter – Medical-grade air purification.
✔ Activated Carbon Filter – Absorbs pet odors and VOCs.
✔ Sleek Touch Panel – Controls with a timer, child lock, and fan settings.
✔ Coverage Area – Up to 840 sq. ft.
Pros
- Excellent for eliminating strong odors
- Medical-grade filtration
- Covers large areas
- Modern touch controls
Cons
- Filters are expensive to replace
Conclusion:
If you need an affordable option, the LEVOIT Core P350 is a great pick. For large spaces, go for the Coway Airmega 400. If you want a smart purifier, the Medify MA-40 or Winix HR900 is ideal.