Best Filterless Air Purifier to Clean Up Your Home’s Air

It may not be in the Bill of Rights, but we believe that everybody has the right to breathe clean, fresh air. However, in many parts of the country, fresh air is a luxury that not everybody gets to enjoy.

Luckily, the best filterless air purifier can help you out if you don’t have reliable access to clean air. Air purifiers are excellent resources if you have allergies and suffer from congestion, sinus pressure, or other ailments. Similarly, if you have asthma or another spectator issue, a filterless air purifier can remove contaminants from the air that make you sick.

There are thousands of air purifiers available for purchase, but not all offer the same features and benefits. If you’re tired of searching for the best products out there, rest easy. You can breathe easy knowing that we have rounded up the ten best filterless air purifier products for you to review right now – without needing to lift a finger or do any unnecessary research.

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Best Filterless Air Purifiers – Comparison

ImageProduct NameMax CoverageItem WeightPrice
Ivation Ozone GeneratorIvation Ozone Generator3,500 Sq/Ft9.2 pounds
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Airfree Tulip FilterlessAirfree Tulip Filterless450 Sq/Ft2.2 pounds
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Envion Ionic Pro Turbo​​Envion Ionic Pro Turbo500 Sq/Ft7.8 pounds
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Airfree Air Purifier, Onix3000​​Airfree Air Purifier, Onix3000650 Sq/Ft3.1 pounds
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Air Oasis 1000G3 AirAir Oasis 1000G3 Air>3000 Sq/F3.97 pounds
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Airfree T800 FilterlessAirfree T800 Filterless180 Sq/Ft1.7 pounds
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IonPacificIonbox, NegativeIonPacificIonbox, Negative500 Sq/Ft4.8 ounces
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Airocide – NASA Air Purifier500 Sq/Ft9 pounds
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Airfree Lotus FilterlessAirfree Lotus Filterless650 Sq/Ft3.5 pounds
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Airfree P1000 FilterlessAirfree P1000 Filterless650 Sq/Ft3.5 pounds
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 Breathe Easy with the 10 Best Filterless Air Purifiers

1. ​Ivation Ozone Generator Air Purifier, Ionizer & Deodorizer

Ivation Ozone Generator Air Purifier, Ionizer & Deodorizer

Chances are, when you put this best filterless air purifier in your house, people aren’t even going to know what it is. It is an attractive device that can purify a whopping 3,500 square feet of living space. It is a combination of an ozone generator and an ionizer, and it has two separate controls so you can adjust both depending on your unique needs.

The Ivation Ozone Generator Air Purifier comes with a handy user manual that will tell you everything you need to know. Even when it’s being used at the lowest setting, you’ll notice how effective it is at cleaning your home. It has a small, quietly operating fan that will effectively get rid of practically all the contaminants in the air.

​What We Liked:

  • ​​Gets rid of unpleasant odors with ease
  • Best for extra large spaces
  • Easy to clean

What We Didn’t Like:

  • Must be used about 4-5 feet up from the floor and can’t be used in a closed room

2. ​Airfree Tulip Filterless Air Purifier

Airfree Tulip Filterless Air Purifier

The AirFree Tulip is one of the best filterless air purifier devices you will find. It offers a decent coverage area of up to 450 square feet, making it perfect for medium-to-large sized living spaces. It uses Thermodynamic TSS technology to get rid of organic contaminants and particle pollutants in the air, but is unique in that it can even get rid of harmful ozone inside your house.

This air purifier is also worthy of mention because it has a multicolored nightlight, making it a great choice for a child’s bedroom – or even your own room! You can adapt the light’s brightness to your preferences and even choose from 11 different color options to suit your fancy.

​What We Liked:

  • ​​Has a multicolored night light that can be adapted to your preferences
  • Reduces indoor ozone
  • Low energy usage and easy to maintain

What We Didn’t Like:

  • Can be hot during operation

3. ​Envion Ionic Pro Turbo

Envion Ionic Pro Turbo

This sleek, sophisticated-looking air purifier is one of the best filterless air purifier machines you can buy. It is rated for 500 square feet of space yet only takes up about three feet of vertical space.

The Envion Ionic Pro Turbo comes with low, medium, and high settings. Once you get rid of all the existing contaminants in the air, you really only need to leave it ion low to keep good air quality. It can get rid of odors as well as all bacteria and germs in the air. It has a no-filter air cleaner with a germicidal chamber and is also equipped with Oxygen Plus technology that can obliterate ozone and smog, giving you fresher air to breathe, no matter what.

​What We Liked:

  • ​​Sleek, space-saving design
  • ​Effective at removing dust, germs, odors, and bacteria
  • Can get rid of smog and ozone contaminants, too

What We Didn’t Like:

  • Has an overly bright LED light

4. ​Airfree Air Purifier, Onix3000

Airfree Air Purifier, Onix3000

Another of the best filterless air purifier devices by Airfree is the Onix 3000. This device covers 650 square feet of space and provides you with fresh air all day long. It can get rid of fungi, bacteria, and even viruses once they reach the high temperatures within the Onix’s ceramic core.

In most cases, you will need to run this unit for a week before you see the biggest impacts – but you’ll start seeing the results almost instantly. Backed by numerous scientific tests, the Onix 3000 is one of the best at eliminating odors. Weighing only 3.3 pounds, it’s easy to move between rooms and will fit well on any end table. It even has an adjustable night light to help you see better while the unit is running.

​What We Liked:

  • ​​Attractive, space-saving appearance
  • Lightweight and small
  • Gets rid of odors and pollutants quickly and effectively

What We Didn’t Like:

  • Can get warm while it is being used

5. Air Oasis 1000G3 Air & Surface Purifier

Air Oasis 1000G3 Air & Surface Purifier

The Air Oasis 1000G3 is another great filterless air purifier that you need to consider if you have a high-contaminant area that you need to clean. From construction site to storage facilities, pet kennels or even musty basements, this filterless air purifier can get rid of lingering odors and contaminants in carpet, bedding, drapery, and others areas. It reduces allergens by up to 99% and even offers excellent odor control.

This filterless air purifier is designed for industrial areas, so it’s not as great for residential purposes. However, if you’re looking to cover a large area (up to 3000 square feet!) this is the best option for you.

​What We Liked:

  • ​​Great for large areas
  • Gets rid of 99% of VOCs as well as lingering odors and allergens
  • American-made product with great customer service

What We Didn’t Like:

  • Not designed for residential spaces

6. ​Airfree T800 Filterless Air Purifier

Airfree T800 Filterless Air Purifier

The Airfree T800 is one of the most commonly recommended filterless air purifiers on the market. It can clean rooms up to 180 square feet in size, doing well in any room – even in air-conditioned spaces. It measures just 5.1 x 5.1 x 12 and weighs less than two pounds, making it the perfect size for carrying with you between room – or even bringing to the office.

This filterless air purifier has a compact design and operates silently. Using up very little energy, it has patented environmentally-friendly technology that releases neither ions nor ozone. It requires minimal maintenance and is backed by a customer-friendly two-year manufacturer’s warranty.

It works in a simple fashion. It has a hot ceramic tube that reaches 400 degrees, easily incinerating all pollen, dust, bacteria, and allergens. All that is left is carbon dioxide and water. You can say goodbye to all airborne microorganisms with this unit, making it safe and effective during the cold and flu system. Despite the high temperatures it reaches, it doesn’t heat your room – the air goes back into a cooling chamber before it is released back into the room.

​What We Liked:

  • ​​Doesn’t heat up the room
  • Backed by a two-year manufacturer’s warranty
  • Environmentally-friendly

What We Didn’t Like:

  • Smells a bit like plastic the first time you use it

7. IonPacificIonbox, Negative Ion Generator

IonPacificIonbox, Negative Ion Generator

This unique air purifier is made by IonPacific and is backed by years of research by American and British engineers. It emits 20 million negative ions per second to provide you with cleaner air that will improve your health. This air purifier needs no filter so it purifies your air without requiring any expensive maintenance.

Despite its small size and low energy consumption at 1.5 watts, this filterless air purifier is super effective. It can deliver up to 10 times as many negative ions to an area of 500 square feet as compared to other ionic purifiers of the exact same size. It removes smoke, odors, bacteria, pet dander, and more from your air.

​What We Liked:

  • ​​Can be plugged into a USB outlet for travel purposes
  • Easy to clean and maintain
  • 12-month manufacturer warranty

What We Didn’t Like:

  • Fans in the unit don’t always work reliably

8. ​Airocide – NASA Air Purifier for Allergies

Airocide - NASA Air Purifier for Allergies

The Airocide is a filterless air purifier that utilizes technology developed by NASA – plus, it’s FDA-approved. It produces zero ozone emissions and has no filters that you will need to change or blades you will need to clean. It can eliminate all major household odors along with fungi, mold, dust, bacteria, viruses, and VOC’s.

The APS-200 unit operates at 60 Hz and 120 volts. While it’s sold as a stand-alone unit, it can

also be purchased with a floor stand, a reaction chamber kit, a wood sleeve, and a wall mount to help it fit in with the current design and layout of your home.

​What We Liked:

  • ​​Fits easily into your existing design scheme
  • Uses FDA-approved technology
  • Minimal energy usage

What We Didn’t Like:

  • Fan is quite loud

9. ​Airfree Lotus Filterless Air Purifier

Airfree Lotus Filterless Air Purifier

The Airfree Lotus is another great filterless air purifier for you to consider. It lowers your maintenance costs as it requires no replacement filters and is completely silent. A small, portable device, it is nonetheless effective, clearing up to 650 square feet of space at a time.

This filterless air purifier uses unique patented thermodynamic TSS technology to remove contaminants from the air. It uses the same concept behind the reasons why boiling water works to eradicate microorganisms and is 100% efficient. It’s independently tested in laboratories all around the world and gets rid of all kinds of bacteria, viruses, pet dander, organic odors, and other allergens and irritants, too. It even comes with an adjustable harmonic night light to create a comfortable bedroom environment.

​What We Liked:

  • ​​No extra maintenance costs
  • Operates completely silently
  • fans so it has low energy consumption

What We Didn’t Like:

  • Can be tricky to program at first

10. ​Airfree P1000 Filterless Air Purifier

Airfree P1000 Filterless Air Purifier

This filterless air purifier, another of the best filterless air purifier choices by Airfree, get the job done by utilizing Thermodynamic TSS technology. This works in the same fashion as boiling water, working to sterilize the air by ridding it of viruses, bacteria, organic gases, and allergens. It can even reduce ozone levels in the atmosphere.

The Airfree P1000 is designed to be used in spaces of up to 450 square feet, making it ideal for any bedroom. It operates silently and uses minimal amounts of energy, making it perfect for around-the-clock use. It can even double as a nightlight as it has a built-in lighting system, too.

​What We Liked:

  • ​​Operates silently
  • Minimal energy usage
  • Reduces  indoor ozone

What We Didn’t Like:

  • Can be hot to the touch while running

What Should I Look for in Filterless Air Purifier?

The best filterless air purifier is a must-have item for your home. These purifiers use zeolites, charcoal, or extreme heat to get rid of odor- or illness-causing particles, making it easy for you to remove unpleasant invisible contaminants in your home,

​Why a filterless air purifier? It’s simple. These devices have no expensive, cumbersome filters to replace and they produce zero noise. They are often more energy-efficient and they won’t dry out the air you’re trying to breathe, either.

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