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Best Buy customers often prefer the following products when searching for air purifier with ionizer.

The air purifier with ionizer is a kind of air purifier which can clean the air by removing dust, pollen, smoke, and other impurities. It can also improve the odor of the air. The air purifier with ionizer is an important piece of equipment to help people to live a healthy life. Browse the top-ranked list of air purifiers with ionizer below along with associated reviews and opinions.

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  1. Alen - T500 Air Purifier with Pure HEPA Filter - 500 SqFt - White - Front_Zoom

    Product Description

    Alen T500 delivers impressive HEPA purifying power and convenient portability in a space-saving tower design. Quieter and smaller than comparable tower units, the T500 cleans up to 500 SqFt of air every 30 minutes, efficiently capturing up to 99.9% of dust, allergens, aerosolized viruses, and pollutants particles down to 0.1 microns. On average the T500 filter's lifespan is 9-12 months, making it a long-lasting choice for those multi-use situations. Lightweight and easy to carry room to room, the T500 is the go-to solution for clean air anywhere. Ideal for dorm rooms, classrooms, and office spaces. T500 offers directional airflow, an optional ozone safe ionizer function, and a convenient timer, all made with ease of use in mind.
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    Product Description

    Alen T500 delivers impressive HEPA purifying power and convenient portability in a space-saving tower design. Quieter and smaller than comparable tower units, the T500 cleans up to 500 SqFt of air every 30 minutes, efficiently capturing up to 99.9% of dust, allergens, aerosolized viruses, and pollutants particles down to 0.1 microns. On average the T500 filter's lifespan is 9-12 months, making it a long-lasting choice for those multi-use situations. Lightweight and easy to carry room to room, the T500 is the go-to solution for clean air anywhere. Ideal for dorm rooms, classrooms, and office spaces. T500 offers directional airflow, an optional ozone safe ionizer function, and a convenient timer, all made with ease of use in mind.
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  2. GermGuardian - 18" Console Air Purifier with True HEPA Pure Filter, Ionizer and Timer for 151 Sq. Ft Rooms - White - Front_Zoom
    Top comment

    "Works great, the ionizer deletes smells and odors. My second Germ Gaurdian....I did my research and found the top picks for Air purifiers and read the reviews and made my decision. "

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    Product Description

    Perfect for allergy sufferers, the HEPA filter captures 99.97% of dust and allergens as small as 0.1 microns in size! More than just a filter, the charcoal filter captures odors from pets, smoking and cooking. Optional Ionizer setting helps boost allergen control by attracting microscopic particles from the air which are then captured by the HEPA filter. Standing 18 inches tall, it is lightweight and ideal to use in rooms up to 151 sq. feet, includes a filter change indicator and timer. Choose from 3 speeds, including a low speed that runs ultra-quiet.
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    Top comment

    "Works great, the ionizer deletes smells and odors. My second Germ Gaurdian....I did my research and found the top picks for Air purifiers and read the reviews and made my decision. "

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    Product Description

    Perfect for allergy sufferers, the HEPA filter captures 99.97% of dust and allergens as small as 0.1 microns in size! More than just a filter, the charcoal filter captures odors from pets, smoking and cooking. Optional Ionizer setting helps boost allergen control by attracting microscopic particles from the air which are then captured by the HEPA filter. Standing 18 inches tall, it is lightweight and ideal to use in rooms up to 151 sq. feet, includes a filter change indicator and timer. Choose from 3 speeds, including a low speed that runs ultra-quiet.
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  3. Homedics - PetPlus True Hepa Air Purifier for Large Rooms - White - Front_Zoom
    Top comment

    "I'm very happy with the different settings and options. Ionizer and UV-C with air aromatherapy slot and Hepa filter. ...Air Purifier...This is the second one of these air purifiers I have bought. I have severe allergies and could immediately tell and improvement."

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    Product Description

    Keep your air totally clean with the Homedics® PetPlus True Hepa Air Purifier for large rooms. The 360-degree True HEPA filtration removes up to 99.97% of airborne allergens. Active carbon filtration reduces pet and household odors plus VOCs, UV-C light kills up to 99.9% of bacteria and viruses, the prefilter captures large particles such as pet dander while the ionizer helps in the purification process. Great for large rooms and pet owners.
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    Top comment

    "I'm very happy with the different settings and options. Ionizer and UV-C with air aromatherapy slot and Hepa filter. ...Air Purifier...This is the second one of these air purifiers I have bought. I have severe allergies and could immediately tell and improvement."

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    Product Description

    Keep your air totally clean with the Homedics® PetPlus True Hepa Air Purifier for large rooms. The 360-degree True HEPA filtration removes up to 99.97% of airborne allergens. Active carbon filtration reduces pet and household odors plus VOCs, UV-C light kills up to 99.9% of bacteria and viruses, the prefilter captures large particles such as pet dander while the ionizer helps in the purification process. Great for large rooms and pet owners.
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  4. GermGuardian - Germ Guardian True HEPA  Medium - Large Room (394 sq. ft.) Ultra-Quiet Air Purifier - Silver - Front_Zoom

    Product Description

    This 6-in-1 Air Purifier Console with HEPA filter helps to relieve allergies by capturing 99.97% of dust and allergens as small as .3 microns in size. The activated carbon filter attacks common household odors including those caused by smoke, cooking and pets. It also works to reduce the many VOCs that are emitted by common household products and cleaning chemicals. With a built in UV-C light, it helps reduce airborne bacteria, viruses, mold spores* and works with Titanium Dioxide to reduce volatile organic compounds. This unit is designed with an easy to use touch control panel with features that support your home's indoor air quality. Equipped with 4 fan speeds, air quality monitor, auto mode, UV-C, ionizer, sleep mode, timer and a child lock. The Air Quality Monitor detects the amount of particles in the air and displays the air rating on an easy to read 3 color LED display. When in auto mode the GermGuardian reads real time air quality and automatically adjusts the fan speed, providing you with peace of mind that your unit is filtering your air accordingly. The built in ionizer option can be turned on to boost allergen control. The ionizer emits negative ions that attract microscopic allergens to form larger particles that can be easily trapped by the HEPA filter. In sleep mode, the unit will run in library quiet low speed and the display lights will turn off. The timer can be set for 2,4,6, and 8 hours, and is equipped with a child lock. This GermGuardian air purifier stands about 23 inches tall and provides powerful air cleaning for use in rooms up to 394 sq. feet. *Tested with Staphylococcus Albus, and Escherichia Coli, Aspergillus Niger, and Phi-X174.
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    Product Description

    This 6-in-1 Air Purifier Console with HEPA filter helps to relieve allergies by capturing 99.97% of dust and allergens as small as .3 microns in size. The activated carbon filter attacks common household odors including those caused by smoke, cooking and pets. It also works to reduce the many VOCs that are emitted by common household products and cleaning chemicals. With a built in UV-C light, it helps reduce airborne bacteria, viruses, mold spores* and works with Titanium Dioxide to reduce volatile organic compounds. This unit is designed with an easy to use touch control panel with features that support your home's indoor air quality. Equipped with 4 fan speeds, air quality monitor, auto mode, UV-C, ionizer, sleep mode, timer and a child lock. The Air Quality Monitor detects the amount of particles in the air and displays the air rating on an easy to read 3 color LED display. When in auto mode the GermGuardian reads real time air quality and automatically adjusts the fan speed, providing you with peace of mind that your unit is filtering your air accordingly. The built in ionizer option can be turned on to boost allergen control. The ionizer emits negative ions that attract microscopic allergens to form larger particles that can be easily trapped by the HEPA filter. In sleep mode, the unit will run in library quiet low speed and the display lights will turn off. The timer can be set for 2,4,6, and 8 hours, and is equipped with a child lock. This GermGuardian air purifier stands about 23 inches tall and provides powerful air cleaning for use in rooms up to 394 sq. feet. *Tested with Staphylococcus Albus, and Escherichia Coli, Aspergillus Niger, and Phi-X174.
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  5. Shark - NeverChange Air Purifier MAX, 5-Year Filter Life, 1400 sq. Ft - White - Angle_Zoom
    Top comment

    "A Powerful Air Purifier for a Clean Home.... * Noise: The air purifier can be noisy on the highest fan speed. ...Great looking and fully functional air purifier...These external pollutants mixed with cooking smells is why I use air purifiers. Shark NeverChange Air Purifier is strong and provides us clean air to breathe. "

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    Product Description

    The Shark NeverChange Air Purifier MAX is designed for 10x longer filter life, saving you $300 or more in filter replacement costs over 5 years*. It captures 99.98% of airborne particles like allergens*, dust, and dander (based on IEST-RP-CC007.3, 0.1-0.2 microns). It covers up to 1400 sq. ft. for powerful, multi-room purification. Odor Neutralizer Technology guards against odors throughout your home, releasing a fresh scent into your air for 2x better odor reduction vs. filtration alone, Based on ASTM E544 vs. HP300 with filter and carbon only, after 30 minutes. *Allergen refers to non-living matter. *Vs. cost of replacing filters on a competitor unit over 5-year period in 300 square foot space.
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    Top comment

    "A Powerful Air Purifier for a Clean Home.... * Noise: The air purifier can be noisy on the highest fan speed. ...Great looking and fully functional air purifier...These external pollutants mixed with cooking smells is why I use air purifiers. Shark NeverChange Air Purifier is strong and provides us clean air to breathe. "

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    Product Description

    The Shark NeverChange Air Purifier MAX is designed for 10x longer filter life, saving you $300 or more in filter replacement costs over 5 years*. It captures 99.98% of airborne particles like allergens*, dust, and dander (based on IEST-RP-CC007.3, 0.1-0.2 microns). It covers up to 1400 sq. ft. for powerful, multi-room purification. Odor Neutralizer Technology guards against odors throughout your home, releasing a fresh scent into your air for 2x better odor reduction vs. filtration alone, Based on ASTM E544 vs. HP300 with filter and carbon only, after 30 minutes. *Allergen refers to non-living matter. *Vs. cost of replacing filters on a competitor unit over 5-year period in 300 square foot space.
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  6. Alen - BreatheSmart 45i 800 SqFt Air Purifier with Pure HEPA Filter for Allergens, Dust & Mold - White - Front_Zoom
    Top comment

    "Best Air Purifier...The filter assembly is also very tightly sealed which acknowledges the whole HEPA aspect of this Air Purifier....Best air purifier!!!!...I recently bought 3 air purifiers including Alen. Alen is more sensitive to air quality than other brand and it activates to clean air while others even don't recognize the bad quality of the air. "

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    Product Description

    The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs® study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.
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    Top comment

    "Best Air Purifier...The filter assembly is also very tightly sealed which acknowledges the whole HEPA aspect of this Air Purifier....Best air purifier!!!!...I recently bought 3 air purifiers including Alen. Alen is more sensitive to air quality than other brand and it activates to clean air while others even don't recognize the bad quality of the air. "

    See all customer reviews

    Product Description

    The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs® study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.
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  7. Homedics - 5-in-1 Hepa Air Purifier with UV-C Technology for Small Rooms - Black - Front_Zoom
    Top comment

    "This TotalClean® 5-in-1 Tower Small Room Air Purifier does it all. It filters the air, has an ionizer, carbon filter for odors, a UV-C light to kill germs, night light, 3 fan speed, and a timer. ...Bough 3 of these Purifiers...I like these Purifier and bought more for myself and my mom. The air did have some plastic smell at the beginning of usage, but after about a week the smell was gone. "

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    Product Description

    The Homedics 5-in-1 Hepa Air Purifier with UV-C technology is ideal for creating cleaner air within any small room in your home. The stylish air purifier uses HEPA technology to help remove allergens and contaminants in the air with a UV-C light.
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    Top comment

    "This TotalClean® 5-in-1 Tower Small Room Air Purifier does it all. It filters the air, has an ionizer, carbon filter for odors, a UV-C light to kill germs, night light, 3 fan speed, and a timer. ...Bough 3 of these Purifiers...I like these Purifier and bought more for myself and my mom. The air did have some plastic smell at the beginning of usage, but after about a week the smell was gone. "

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    Product Description

    The Homedics 5-in-1 Hepa Air Purifier with UV-C technology is ideal for creating cleaner air within any small room in your home. The stylish air purifier uses HEPA technology to help remove allergens and contaminants in the air with a UV-C light.
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  8. Alen - BreatheSmart 45i 800 SqFt Air Purifier with Pure HEPA Filter for Allergens, Dust & Mold - Brushed Stainless - Front_Zoom
    Top comment

    "I have had 2 other air purifiers and they were good, and now I have an alen air purifier and it is great. ...great air purifier...Alen air purifiers are the only ones that I will purchase. "

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    Product Description

    The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs® study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.
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    Top comment

    "I have had 2 other air purifiers and they were good, and now I have an alen air purifier and it is great. ...great air purifier...Alen air purifiers are the only ones that I will purchase. "

    See all customer reviews

    Product Description

    The Alen BreatheSmart 45i is ideal for bedrooms and other rooms up to 800 sq. ft. Proven to improve sleep by and independent SleepScore Labs® study, the BreatheSmart 45i emits a soothing pink noise that boosts frequencies in the lower octaves, so you wake up feeling rested. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen air purifiers are backed by the industry’s only Forever Guarantee.
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  9. Alen - BreatheSmart 75i 1300 SqFt Air Purifier with Pure HEPA Filter for Allergens, Dust & Mold - Espresso - Front_Zoom
    Top comment

    "This is a quiet air...This is a quiet air purifier and the auto function really works well. ...Excellent air purifier. Works great....Excellent air purifier. Works great. Would buy another."

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    Product Description

    The Alen BreatheSmart 75i is Alen's most powerful unit, capturing the largest numbers of particles in your air in the shortest amount of time. The 75i is ideal for living rooms, open concept spaces, and other large rooms up to 1,300 sq. ft. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen purifiers are backed by the industry’s only Forever Guarantee.
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    Top comment

    "This is a quiet air...This is a quiet air purifier and the auto function really works well. ...Excellent air purifier. Works great....Excellent air purifier. Works great. Would buy another."

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    Product Description

    The Alen BreatheSmart 75i is Alen's most powerful unit, capturing the largest numbers of particles in your air in the shortest amount of time. The 75i is ideal for living rooms, open concept spaces, and other large rooms up to 1,300 sq. ft. Alen air purifiers offer superior performance through the combination of a powerful fan, quiet motor, and advanced filtration technology to deliver and maximize airflow while minimizing noise. Our medical-grade filters capture particles as small as 0.1 micron, removing even the tiniest pollutants including dust, pollen, pet dander, mold spores, germs and bacteria, and more. Laser sensor technology detects when particles are present and auto-adjusts fan speed, so you don’t have to. The 5 color coded rings show your indoor air quality at a glance and let you see how Alen is working to clean the air quickly and efficiently. Get real time air quality insights, view historical trends, or control your purifier remotely using the Alen Air app. Alen purifiers are backed by the industry’s only Forever Guarantee.
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    See all Air Purifiers
  10. Sharp - Air Purifier and Humidifier with Plasmacluster Ion Technology Recommended for Medium-Sized Rooms. True HEPA Filter - White - Front_Zoom
    Top comment

    "Air Purifier does a great job...I checked out quite a few purifiers before I chose the Sharp I am very glad that I chose this one....Great Purifier...I love the dust sensor feature that indicates clean versus dirty air. Ionizer and purifier work well."

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    Product Description

    The Plasmacluster 7,000 Series KC850U Air Purifier with Humidifier by SHARP is ideal for medium-sized rooms. Effective up to 1,230 sq. ft. at one air change per hour, the KC850U will filter the air in the AHAM Suggested Room Size of 254 sq ft. at 4.8 air changes per hour. The SHARP long-life True HEPA filter and the long-life Activated Carbon filter last up-to 5 years, depending on the environment. The KC850U meets the strict energy efficiency criteria to earn the ENERGY STAR Rating. The KC850U is AHAM Verifide Tested to provide a Clean Air Delivery Rate (CADR) for three common irritants and allergens, Smoke (164), Dust (164), and Pollen (174). It is certified by the California Air Resources Board (CARB) to meet its strict emission standards. The KC850U features Max, Med, and Low fan speeds, plus Pollen, Quick Clean, and Auto Mode. The KC85OU includes a humidifier that may make your home more comfortable.
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    Top comment

    "Air Purifier does a great job...I checked out quite a few purifiers before I chose the Sharp I am very glad that I chose this one....Great Purifier...I love the dust sensor feature that indicates clean versus dirty air. Ionizer and purifier work well."

    See all customer reviews

    Product Description

    The Plasmacluster 7,000 Series KC850U Air Purifier with Humidifier by SHARP is ideal for medium-sized rooms. Effective up to 1,230 sq. ft. at one air change per hour, the KC850U will filter the air in the AHAM Suggested Room Size of 254 sq ft. at 4.8 air changes per hour. The SHARP long-life True HEPA filter and the long-life Activated Carbon filter last up-to 5 years, depending on the environment. The KC850U meets the strict energy efficiency criteria to earn the ENERGY STAR Rating. The KC850U is AHAM Verifide Tested to provide a Clean Air Delivery Rate (CADR) for three common irritants and allergens, Smoke (164), Dust (164), and Pollen (174). It is certified by the California Air Resources Board (CARB) to meet its strict emission standards. The KC850U features Max, Med, and Low fan speeds, plus Pollen, Quick Clean, and Auto Mode. The KC85OU includes a humidifier that may make your home more comfortable.
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