best air purifier for litter box smell

7 Best Air Purifier devices for Litter Box Smell in 2022

Do you have a cat?

If your answer is yes, like most cat owners, you also know that dealing with litter box odor and dust can be a real pain. But don’t worry – we have an excellent solution for you.

A quality air purifier can help care for all your cat litter dust needs. It will remove the smell and the fine dust particles so that you can breathe confidently. In addition, it is a great way to keep your home free from allergens and dust mites.

Cigarette smoke is another common pet owner problem that is bad for your pet and your family. A purifier for pets can help remove the smoke particles and keep your home healthy.

In this blog, we’ll go through our top selections for the best air purifier for litter box smell that will help take care of all your cat litter odor-related needs.

At a Glance:

  1. Hathaspace Smart
  2. SilverOnyx True HEPA with Ionizer
  3. Germ Guardian Small Air Purifier
  4. Levoit Core P350
  5. Pure Enrichment PureZone
  6. Coway Airmega
  7. GermGuardian 3-in-1

Do Air Purifiers Help get rid of Litter Box Smell?

Cats are amazing as pets, but on the other hand, they can create a mess. The ammonia odor emanating from the pet’s urine and poop smell is undoubtedly unpleasant and could be harmful.

The best air purifier for cat litter odor available in the market can help remove the particles that cause the smell and make your home more comfortable to live in. Consider using a purifier to maintain the flow of cleansed air in your home if you have a cat or other pet.

What key factors should I consider if I am looking for the best Air Purifier for Litter Box Odors?

It is always prudent to take into account some key factors when looking for a purifier to deal with cat odors.

The size of the purifier is essential – it should be able to cover the entire room to take care of household odors. Moreover, the type of filter is also vital. Some other relevant considerations are discussed below.

HEPA filters for dust, allergens, and other pollutants

If you are a pet owner with a cat, you know that one of the downsides to having this beloved creature is dealing with its litter. Cat litter box odor can be unpleasant and challenging to get rid of.

One way to help control these smells is by using a smart air purifier with a High-Efficiency Particulate Air or HEPA filter. Such filters remove the tiniest particles, including litter box dust.

It is vital to be aware of the type of filter a cat odor-eliminating device has and how often the filter replacement is needed. Purifiers with a HEPA filter can be noisy, so it is crucial to ensure your cat does not mind the noise.

Most importantly, the HEPA filter should be tried out before purchasing with a moneyback guarantee in case the cat hates it. Hopefully, you can find a suitable purifier for pets that will help reduce foul smells with these things in mind.

Activated Carbon Filter for Pet odors

Having a cat in the house can come with a few unpleasant smells, but thankfully there are ways to deal with them.

One of those is using an advanced carbon filter in your air filtration.

This will help trap any odor-causing particles, making your home smell fresher. So if you want to keep your cat’s smell under control, using a purifier with carbon filters or one with an activated charcoal filter is a great option.

UV-C Light Sanitization 

Are you a pet owner with a cat?

If so, you know that one of the downsides to having a feline friend is the smell that comes along.

Luckily, you can find a cat litter air purifier on the market that come equipped with a UV-C light sanitizer to eliminate unpleasant odors. 

This light destroys any harmful organisms or viruses, hence decreasing the chances of you getting unwell.

Keep an eye out in our product review section below.

To identify which of the recommended purifiers have this extra level of purification so that you and your pet and family can have the right level of protection.

Purifier for Cat Litter

These devices not only help keep your air clean but many of them are specifically designed to deal with pet odors.

Look for a product that is designed for pets and has a decent warranty. Some manufacturers even have an allergy relief guarantee for their consumers. 

Click on the provided link in our product comparison section to learn more about our top picks.


When it comes to smelly litter boxes, one of the most vital things to account for is the size of the odor-eliminating device

Make sure to get a model that can cover the size of your room, as this will help reduce the amount of ammonia and other volatile organic compounds (VOCs) to improve indoor air quality.

Additionally, you’ll want to measure the litter deodorizer device itself to make sure it will fit comfortably in your home.

Having a smelly litter box can be inconvenient and embarrassing, so make sure to take these necessary precautions to ensure a fresh-smelling home.

Clean Air Delivery Rate (CADR)

When shopping for a purification device, you need to consider the key metrics, including air filtration and clean air delivery rates. The higher the figures, the better.

This rating tells you how much-filtered air will flow in your living space or room a minute from the use of the device.

According to research, a CADR of 350 is great, while 100 is bad. The MERV rating indicates how efficiently the air filter operates, and the optimal value is 10.

You should be aware of the purifier’s energy consumption levels that directly impact your electricity expenses.

Tip: Read more on easy to operate air purifiers that are compact in size as well.

What is the Best Air Purifier For Litter Box Smell?

We’ve worked out a list with the most important factors in mind for the best air purifier for cat litter odor. Our top 5 picks are as follows;

best air purifier for large spaces
HATHASPACE Smart Air Purifier

Hathaspace Smart

Best for large spaces


Size: 13 x 7 x 20 inches | Weight: 12 pounds | Item model number: HSP001 | Customer Reviews: 4.6 out of 5 stars |


Compact size

CARB certified

Quiet air purifier

Suitable for large rooms

HEPA filter


Basic remote control functions

Limited options on sleep mode

If you are a pet owner with cats, you know that one of the drawbacks of having them is dealing with the foul smell.

Don’t worry, we have the perfect remedy, i.e., our top pick for the best air purifier for litter box smell – the Hathaspace Air Purifier – HSP001.

This handy filtration gadget has all the right kinds of features, including a honeycomb-activated carbon filter that will absorb all the unpleasant smells

Moving on, to get rid of the stubborn bad odors that emerge from the cat and other pets, this device has an ion generator.

Air in the room or the area it is placed in is scrubbed through 5 stage filtration system to improve the indoor air quality. These stages of filtration are as follows;

-A cold catalyst filter to target harmful chemicals.
-Then the Activated carbon filter for the bad stench that’s been bothering you. 
-Then the HEPA-based pre-filter for added value. 
-Subsequently, the True H11 HEPA filter gets rid of the airborne pollutants

It is CARB-approved and free from the risk of ozone generation, so it’s safe to use for your pets and family members. 

It comes with a smart air quality sensor to auto-detect and takes care of polluted air. These sensors are capable of adjusting the fan speed as required.

It can run perfectly in a room of 700 square feet and emits minimal noise so your pets will not be disturbed.

The remote control features also allow you to operate the device from a distance. Moreover, these functions may be activated by pressing the auto mode button.

So if you are looking for a powerful air purifier to combat litter box smell, the Hathaspace HSP001 is the one for you.

CLICK the link to learn more about this purifier and see how it can help you keep your home smelling fresh.

best air purifier for litter box smell
SilverOnyx True HEPA Ionizer

SilverOnyx True HEPA with Ionizer

Top pick for pet allergies


Size: 10.5 x 10.5 x 16.5 inches | Weight: 5.09 pounds | Item model number: 8541832765 | Customer Reviews: 4.6 out of 5 stars |


5-speed fan settings

Indicates air quality

Quiet operation

Modern, sleek design

Affordable price range


The high fan setting makes noise

Second, we have the Silver Onyx, a small and capable appliance that can cleanse the air in an area of about 500 sq ft room. This makes it a good choice for people who have multiple pets.

The Onyx comes with many purification benefits, including reducing odors, allergies, and bacteria. Moreover, it can eliminate airborne germs with the help of UV sanitizer.

The device is further equipped with a HEPA filter and an activated carbon filter so you can have clean air to breathe free from pet allergens and odors.

Due to its compact and modern design, it can easily be placed over the desk, top of a counter, or even the floor and would still produce desired results. 

Filtration is based on a 5-stage cleaning system, including a pre-filter that catches larger particles like pet hair while the HEPA subsequently removes the finest of air particles and odors. 

The UV light and ION generator sanitize any leftovers.

The quality of air is monitored with an auto mode that adjusts accordingly.

The Silver Onyx also has a 5-speed setting so that you can customize the purification to your needs.

It runs quietly on only 24 watts of power, making it an affordable option to keep your air clean.

The indicator light in the device prompts the user when it is time to change the filter, which should be replaced every 6 months.

The Silver Onyx is among the best air purifier for cat litter odor for people who have allergies.

CLICK on the link to learn.

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Germ Guardian Small Air Purifier

Germ Guardian Small Air Purifier

Best budget pick


Size: 4 x 3 x 7.5 inches | Weight: 1 pound | Item model number: GG1000 | Customer Reviews: 4.4 out of 5 stars |


Very cheap

Effective against airborne pollutants / VOCs

Reduces unpleasant smells from pets, smoke, & cooking fumes


Good for the short term, not very reliable

Next, we have an extremely affordable entry on our list, the Germ Guardian Pluggable, perfect for small rooms.

This purifier uses UV-C light technology to kill germs and prevent their spread, as well as titanium dioxide to remove harmful volatile organic compounds.

It’s filter-free, so you don’t have to worry about replacements, and it even has a sleek, compact design that makes it perfect for travel.

It can effectively filter dust particles, unwanted hair, mold particles, and even unpleasant odors from the area it is placed in.

If you’re looking for an affordable way to keep your small room smelling fresh and clean, the Germ Guardian Pluggable is a great option.

CLICK on the link to learn more about this budget-friendly cat litter air purifier.

best air purifier devices for litter box smell
Levoit P350

Levoit Core P350

Top pick for an all-round performance


Size: 8.7 x 8.7 x 14.2 inches | Weight: 7.5 pounds | Item model number: Core P350 | Customer Reviews: 4.7 out of 5 stars | Additional accessories: True HEPA 3-stage pet allergy filter (pre-installed) |


Purifies faster with VortexAir technology

Useful features

Timer option available

3-stage filtration


No remote control

No air quality indicator

Are you a pet owner with a cat?

If so, you know that one of the issues you face is dealing with cat litter box smell. The good news is that there is a suitable purifier for cat litter designed specifically to combat pet-related issues – the Levoit Core P350.

This device has a three-stage filtration system that helps to reduce allergens and pet-related odors in your home. Additionally, it comes with several features that make it ideal for handling the smell of the litter box, such as sleep mode, a check filter indicator, and a pet lock.

The Levoit Core P350 is an excellent choice as it is suitable for rooms up to 219 square feet in size.

The purifier has a quiet operation with pleasant white noise so you can sleep peacefully while it is running.

If you are looking for a purifying device that will help to combat litter box smell, then the Levoit Core P350 is a good option to consider.

CLICK the link to learn more about this product.

best air purifier for cat litter
Pure Enrichment® PureZone

Pure Enrichment PureZone

Best for large areas with UV sanitizer


Size: 10.8 x 6.9 x 12.1 inches | Weight: 6 pounds | Item model number: PEAIRPLG | Customer Reviews: 4.7 out of 5 stars |


Portable design

Air quality sensor

4-stage filtration system


Suited for small areas

Does your cat’s litter box give you a headache?

If so, the Pure Enrichment PureZone might be perfect for you.

The filtration is based on a UV-C light alongside the usual pre-filter, HEPA filter, and an activated carbon filter. The washable pre-filter can efficiently cover larger particles that might get stuck up in the HEPA filter. The HEPA then traps the tiniest particles before passing the flow to the carbon filter.

This small and compact purifier features a UV-C light to kill any microbes that might be causing the smell and a filter replacement indicator to let you know when it’s time to replace the filters.

The activated carbon filter can effectively remove chemical fumes, bad odor, Volatile Organic Compounds, and most notably, litter or spray odors.

The PurEzone works best if placed in an area of about 150 sq. ft., marking it an excellent option for small space, like bathrooms and kitchens. where you might have a cat tray.

air purifier for cat litter
Coway Airmega

Coway Airmega


Size: 9.6 x 16.8 x 18.3 inches | Weight: 12.5 pounds | Item model number: AP-1512HH | Customer Reviews: 4.7 out of 5 stars | Additional accessories: Filter set |


Coverage up to 360 Sq ft

Quiet during sleep time

Traps dander and pet hair

Air quality indicator


Loud when speed is high


Do you have a cat and are looking for a way to help with the litter box smell?

If so, then Coway AP-1512HH may be a good choice for you. 

This device is accredited by the British Allergy Foundation. It is designed with a four-stage filtration system to remove up to 99.97% of particles, including odors and dust from that smelly litter box.

Coway’s powerful filter system removes various indoor air pollutants that can threaten the health of your family.

The filtration of this purification machine is based on a washable pre-filter, an odor filter, a true HEPA filter, and an integrated Vital Ion system

The Odor Filter mitigates the unwanted scents and gasses, harmful organic compounds, cooking smells, and smoke from cigarettes.

The HEPA is an excellent filter to reduce airborne particles while the Integrated Vital Ion system further manages the risk of unwanted airborne pollutants with negative ions

The Coway AP-1512HH covers an area of up to 360 sq. ft. It is an excellent option for asthma and allergies sufferers, pet owners, and places with mold-related concerns.

To add to the features list, it also has an Auto Mode that switches between low, medium, and high fan settings for better energy consumption.

The filter replacement indicators (as the name suggests) will indicate when it’s time to have the filter changed.

Moreover, it is equipped with a timer feature to let you program it to work for 1, 4, or 8 hours intervals. 

So if you’re looking for a purifier for allergies that can help with cat litter box smells, the Coway AP-1512HH would be a great option for you.

CLICK for more information.

cat litter air purifier
Germ Guardian 3 in 1

GermGuardian 3-in-1


Size: 8.88 x 6.38 x 22 inches | Weight: 9.45 Pounds | Item model number: ‎ AC4300BPTCA | Customer Reviews: 4.7 out of 5 stars |


5-stage filtration


Efficient pre-filter

Sanitizes with UV-C light

Effective against bad odors and VOCs


Lacks smart features

When dealing with pet smells, the GermGuardian is a top contender.

This purifier for cat odor comes equipped with a 5-stage filtration system that can take care of any odor, whether it’s from your pet or wildfire smoke.

The tower-like design not only looks sleek and stylish, but it’s also highly portable and great for purifying large spaces.

An extremely useful addition to useful features of this device, the Pet Pure filter targets and minimizes the spread of bacteria that causes the bad odor. 

This is effective as the pre-filter is infused with charcoal and can handle even the strongest pet odors.

The activated carbon coating takes care of hazardous chemicals, airborne pollutants, as well as VOCs.

The True HEPA filter then eliminates any remaining particles with 99.97% accuracy. This ensures that all pet smells are eliminated, leaving your home smelling fresh and clean.

The only downside is that the GermGuardian True does not have air quality sensors or an auto mode.

However, the powerful purification capabilities make up for it, and it can cover up to 180 square feet of space.

So if you’re looking for a purification machine that can take care of all your pet smells, the GermGuardian True is a great option.

To learn more about this top-rated air purifier for cat odor, please CLICK the link.

How long does it take for a Cat Litter Air Purifier to clean A room?

When searching for a cat litter air purifier to help with the smell, it’s important to understand how long it will take for the unit to clean.

The time it takes for a unit to clean the room completely depends on the size of the room and the power of the unit.

We recommend using a more powerful appliance to combat the smell of litter box dust. This will help to clean the air faster and keep it smelling fresh.

For best results, be sure to choose a larger unit than required for the room you have placed the device. 

Purifiers can be an important part of keeping your home fresh and free of allergens, including those associated with cats. By understanding how they work and how long it takes to clean the air, you can make an informed decision about which one to buy.

Where to Put Your Air Purifier for Cat Odors?

If you’re a pet owner with a cat, you know the struggle of dealing with the litter box smell.

But don’t worry, there is a solution!

You can use an air cleansing device to ensure that you don’t breathe in harmful pollutants and pet odors.

For better results, close the windows of the room where the purifier is placed due to the reason that the device can recirculate the cleansed air back into the room.

You can also enhance the results of purification by placing the device close to the source of bad smells i.e. near the poop box but consider the noise level of the machine and its impact on your pets.

At a minimum, purify for at least 4 to 5 hours a day. Extended use of this device will only add to the quality of the air you breathe and reduce the amount of bad odor.


Using a purifier for foul smells can work effectively if you have the right device.

We’ve compiled a list of the 7 best air purifiers for litter box smell based on the factors outlined in this article.

Our top pick is Hathaspace Air Purifier because it is easy to operate and very effective in getting rid of bad smells.

There are various types of air purifiers available in the market. Buying something randomly may not fulfill your requirements. Accordingly, if you have a cat as a pet and you are looking for a purifier, please check out our review for valuable information.

Leave any feedback in the comment section below about your experience with air purifiers and cat litter box smell.

Thanks for reading, and Happy purifying! 🙂

Frequently Asked Questions

Are air purifiers capable of eliminating cat litter smell?

Yes. Air purifiers with HEPA filters and activated carbon filters are efficient at reducing unpleasant smells.

How do I keep my room from smelling like cat litter

You can take the following measures, use an air filter and ventilate your room, clean messes quickly, replace the box, and maintain hygiene.

Is an air purifier the same as an air freshener?

No. Air freshener does get rid of the bad smell and only emits a pleasant scent. Air purifier filters the air for particles that causes a bad odor.

Do air purifiers get rid of cat litter dust?

Air purifiers with HEPA filters can trap the smallest particles in order to improve the quality of the air you breathe.

What Type of Air Purifier Works for Cat Litter Box Smells?

Air purifiers with HEPA filters and activated carbon filters are best for taking care of cat litter smells.

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