10 Best Air Purifiers That Kill Viruses And Bacteria of 2025

Tested and Reviewed: Top 10 Air Purifiers That Kill Viruses And Bacteria deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Air Oasis

Air Oasis iAdaptAir 2.0 H13 HEPA Filter Air Purifier Reduces 99% of Viruses, Mold, Dust, Smoke, Pollen & Odors Quietest on The Market WiFi Compatible 2,650 Sq Ft of Clean Air

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Editor's bottom line:

“This air purifiers that kill viruses and bacteria is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

INDUSTRY-LEADING CLEANING POWER - iAdaptAir has one of the highest clean air delivery rates (CADR) on the market: Small size boasts 353 CFM. Covers 2,650 sq. ft. in one hour or 530 sq. ft. with 5 air exchanges per hour.
CAPTURES 99% OF ALLERGENS - Smoke, Dust, Pet Dander & Pollen reduced up to 99% in laboratory testing. Clean your air by reducing pollutants that trigger allergy and asthma symptoms with the iAdapt 2.0 Air Purifier.
REDUCES MOLD & BIOTOXINS - 5-stage air purifier that filters and reduces mold, bacteria, and viruses. Medical-grade HEPA, Carbon Filtration, Silver Ion Screen, Bi-Polar Ionization, and UV Light work together for up to 99% reduction. Recommended by healthcare thought leaders treating biotoxin illnesses.
REMOVES PARTICLES DOWN TO .05 MICRONS - Medical-grade True HEPA (H13) filters remove particles as small as 0.05 Microns. Delivers 360-degree clean air with up to 2 years between filter changes.
LOW COST OF OWNERSHIP - Compare prices of iAdaptAir and its long-life filters to see how our cost of ownership is one of the best you will find when considering cost per coverage area.
AIR-QUALITY SENSOR & SMART SETTING - The sensor lights up green, orange, or red for changes in air quality along with a digital particle count.. The Auto Mode will automatically adjust fan speed based on air quality to ensure you breathe the cleanest air and prolong filter life.
SMART WiFi CONTROL - Wifi-enabled to create custom schedules, view remaining filter life, monitor indoor air quality, and see airborne particle count. The Wi-Fi chip is removable for EMF-sensitive consumers.

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Picked by 397 people today

9.5

Air Oasis

Air Oasis iAdaptAir 2.0 H13 HEPA Filter Air Purifier Reduces 99% of Viruses, Mold, Dust, Smoke, Pollen & Odors Quietest on The Market WiFi Compatible 1,325 Sq Ft of Clean Air

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Main Highlights

INDUSTRY-LEADING CLEANING POWER - iAdaptAir has one of the highest clean air delivery rates (CADR) on the market: Small size boasts 177 CFM. Covers 1,325 sq. ft. in one hour or 265 sq. ft. with 5 air exchanges per hour.
CAPTURES 99% OF ALLERGENS - Smoke, Dust, Pet Dander & Pollen reduced up to 99% in laboratory testing. Clean your air by reducing pollutants that trigger allergy and asthma symptoms with the iAdapt 2.0 Air Purifier.
REDUCES MOLD & BIOTOXINS - 5-stage air purifier that filters and reduces mold, bacteria, and viruses. Medical-grade HEPA, Carbon Filtration, Silver Ion Screen, Bi-Polar Ionization, and UV Light work together for up to 99% reduction. Recommended by healthcare thought leaders treating biotoxin illnesses.
REMOVES PARTICLES DOWN TO .05 MICRONS - Medical-grade True HEPA (H13) filters remove particles as small as 0.05 Microns. Delivers 360-degree clean air with up to 2 years between filter changes.
LOW COST OF OWNERSHIP - Compare prices of iAdaptAir and its long-life filters to see how our cost of ownership is one of the best you will find when considering cost per coverage area.
AIR-QUALITY SENSOR & SMART SETTING - The sensor lights up green, orange, or red for changes in air quality along with a digital particle count.. The Auto Mode will automatically adjust fan speed based on air quality to ensure you breathe the cleanest air and prolong filter life.
SMART WiFi CONTROL - Wifi-enabled to create custom schedules, view remaining filter life, monitor indoor air quality, and see airborne particle count. The Wi-Fi chip is removable for EMF-sensitive consumers.

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9.5

Air Oasis

Air Oasis iAdapt 2.0 H13 HEPA Filter Air Purifier | Reduces Up To 99% of Viruses, Mold, Dust, Smoke, Pollen & Odors | Whisper Quiet Operation |WiFi Compatible | 5,474 Sq Ft of Clean Air

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Main Highlights

INDUSTRY-LEADING CLEANING POWER - iAdaptAir has one of the highest clean air delivery rates (CADR) on the market: Pro size boasts 706 CFM. Covers 5,474 sq. ft. in one hour or 1,059 sq. ft. with 5 air exchanges per hour.
CAPTURES 99% OF ALLERGENS - Smoke, Dust, Pet Dander & Pollen reduced up to 99% in laboratory testing. Clean your air by reducing pollutants that trigger allergy and asthma symptoms with the Air Oasis iAdapt 2.0 Air Purifier.
REDUCES MOLD & BIOTOXINS 5-stage air purifier with HEPA, Carbon, Silver Ion, Ionization, and UV Light for up to 99% reduction of mold, bacteria, and viruses. Recommended by healthcare thought leaders for biotoxin illnesses.
REMOVES PARTICLES DOWN TO .05 MICRONS - Air Oasis Medical-grade True HEPA (H13) filters remove particles as small as 0.05 Microns. Delivers 360-degree clean air with up to 2 years between filter changes.
LOW COST OF OWNERSHIP - Compare prices of iAdaptAir and its long-life filters to see how our cost of ownership is one of the best you will find when considering cost per coverage area.

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9.2

BLUEAIR

BLUEAIR Air Purifiers for Bedroom Small Room Air Purifiers for Home Air Purifiers for Pets Allergies Air Cleaner, HEPASilent Virus Air Purifier for Dust Baby Air Purifier for Nursery Blue Pure 511

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Main Highlights

COMPACT FOR FRESH AIR: Only Blueair air purifiers use HEPASilent technology; Blue Pure 511 air purifier quickly cleans up to 432sqft space in 30min or 180sqft small room in about 12.5min*
POWERFUL YET WHISPER-SILENT: Ideal for bedrooms nurseries or home office with compact footprint and low noise levels; 24 dB quieter than a whisper on low and 49 dB on high
HEPASILENT DUAL FILTRATION TECHNOLOGY: Removes at least 99.97% of airborne particles down to 0.1 microns; The tiniest particles, such as viruses and bacteria, are captured, while larger particles such as dust, pollen and smoke are also removed
PERSONALIZABLE DESIGN: Our most compact air purifier seamlessly fits into your home with three Scandinavian inspired washable pre-filter colors; you can personalize your air purifier to match your interior; Arctic Trail dark gray pre-filter included
EFFICIENT AND COMPACT: Certified by Energy Star as Most Efficient model; Blueair air purifiers are whisper-silent and use less energy than a light bulb; Without taking up too much space enjoy fresh air with the touch of a button****
BLUEAIR REPLACEMENT FILTER: Blue Pure 511 Genuine Replacement Filter; B08KPFWBGM fits Blue Pure 511 Air Purifier and is designed for optimal performance
LETS CLEAR THE AIR WITH BLUEAIR: Our Blue Pure Max air purifier comes with one filter preinstalled and a pre-filter for easy set up; This product is made for NORTH AMERICA USE ONLY and should only be used with input voltages between 110-120V
Air changes per hour (ACH): 4.8

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9.0

InvisiClean

Air Purifier for Home Allergies & Pets | 4-in-1 H13 True HEPA Filter/Ionizer/Carbon + UV Light | Portable Air Purifiers for Large Room & Bedroom Odor Elimination - InvisiClean Aura II

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Main Highlights

Best-Selling Aura II UV Air Purifier: InvisiClean has designed its Aura II Room Air Purifier for bedroom to be installed easily for improving clear air quality. These air purifiers for pets utilize a low EMF radiation DC motor to deliver DOUBLE the air output using up to 82% LESS electricity.
CARB Certified & SGS Tested Products: Our Air Purifiers for home went through elaborate SGS Testing for room air filters and are proven to eliminate 99% of Influenza A H1N1 Virus, E. Coli Bacteria, Staph. Aureus Bacteria, and Aspergillus Mold from your air. InvisiClean is a US-based company and California Air Resources Board [CARB] certified to sell in California.
Powerful 4 in 1 Cleaning Action: InvisiClean Aura II Air Purifiers for bedroom filters and removes bacteria, odors, smoke, and other common household allergens. Our air cleaners for home eliminate common allergy triggers, including dust, pollen, and pet dander, so that you can breathe better air.
Optimal HEPA Air Purifier Filtration: Our air purifiers for office features easily replaceable H13 99.985% True HEPA Filter with Activated Carbon Pre-Filter plus an optional Ionizer and a UV-C Light feature. This home air purifier for dust covers 1,094 sq. ft (1 air change per hour) and 228 sq. ft (4.8 air changes per hour) with CADR: 171CFM / 291m³/h and Power: 110V-220V.
Features Whisper Quiet & Effective Mode: This HEPA Air Purifier for allergies features an ultra-efficient quiet mode designed to minimize noise while still providing optimum performance for air cleaning. Our air cleaner for bedroom is perfect for baby rooms and nurseries as it runs at 4 speeds Low, Medium, High, and Turbo for maximum effectiveness.

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8.8

UVILIZER

UVILIZER Tower - UV Light Sanitizer & Ultraviolet Lamp with Remote Control (UV-C Cleaner for Home, Room, Office | 38W UVC Disinfection Bulb | Kill Germs, Bacteria, Virus, Dust | USA)

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Main Highlights

EFFECTIVE 99.99% SANITIZATION --- Featuring UVC technology and a powerful 38W ultraviolet disinfection lamp, the UVILIZER Tower is EPA-Certified and the best way to sanitize and protect yourself, your family and your stuff from harmful germs, bacteria and viruses.
SANITIZE ANYTIME, ANYWHERE --- With a wide disinfection coverage area of up to 400 square feet, the UVILIZER Tower is perfect for sanitizing every corner and surface in your home, bathroom, office, hotel, school or any other room.
SAFE, ECO-FRIENDLY AIR PURIFICATION --- The UVILIZER Tower keeps your world sanitary without using any chemicals, toxins, odors or added pollution, or having to restock cleaning supplies, which helps you save time, money and the environment everyday.
ELITE MULTI-FUNCTION DESIGN --- Equipped with a wireless remote control and timer settings, sanitizing has never been so easy and convenient. Our UV light sanitizer is designed with high-quality material and a quartz UV-C tube lamp for optimal efficiency.
U.S. SUPPORT & WARRANTY --- The UVILIZER comes with a hassle-free replacement product warranty, lifetime customer service and many other benefits to ensure you're fully satisfied. Please contact us anytime for questions, product support or troubleshooting.
HOW IT WORKS & FUNCTIONALITY --- To use the UVILIZER Tower, plug the power cable into the power outlet, select between 15, 30 and 60 minutes using the provided remote to power it on and exit the room during the initial beeping before it lights up and begins sanitizing. Make sure to clear the room of all people, pets, and plants to avoid damage to skin, eyes, and respiratory system while the UV light is active. After use, ventilate the room until it has returned to a neutral smell.
USER GUIDE & TROUBLESHOOTING --- To better understand how the UVILIZER Tower works and ensure proper use in order attain the best results for fully disinfecting any room or area, please refer to the included user manual and troubleshooting steps as well as our instructional product videos and support tips.

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8.6

Medify Air

Medify MA-40 Air Purifier with True HEPA H13 Filter | 1,793 ft² Coverage in 1hr for Smoke, Wildfires, Odors, Pollen, Pets | Quiet 99.9% Removal to 0.1 Microns | White, 1-Pack

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Main Highlights

MAXIMUM COVERAGE: Cleans large spaces up to 5,948 sq ft in one hour, 2,974 sq ft in 30 minutes (CADR 1009). Ideal for homes, apartments, bedrooms, living rooms, offices, schools, universities, classrooms, hospitals, restaurants, and other businesses.
TRUE HEPA H13 FILTRATION: Medify Airs HEPA filter material tested to remove 99.9% of particles from O.3 to 0.1 µm by Intertek Laboratories, including allergens, odors, VOCs, smoke, pollen, pet dander, dust, smog, contaminants, and more down to 0.1 microns in size. Captures finer particles than HEPA H11 (0.3 microns).
ULTRA QUIET: Choose from 4 fan speeds, with the lowest setting operating virtually silent. Runs at 110 Volts at a maximum noise level of 70 dB. For the most discreet operation, enable sleep mode to completely dim the unit's panel lights.
EASY TO USE FEATURES: Includes a sleek touch panel with 0-8 hour timer, fan speed, optional ionizer, dust sensor, sleep mode, filter replacement indicator, auto mode, PM2.5 pollution indicator, and child lock, great for both kids and pets.
QUALITY TESTED & BACKED: CARB, ETL, and Energy Star certified. Backed by a USA registered Lifetime Warranty. The replacement filter (B07MTQKJ14) lasts 3,000 hours or about 6 months.

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8.3

GermGuardian

GermGuardian GG1000 Small Air Purifier, Pluggable UVC Air Sanitizer, Room Deodorizer, Kills Germs, Freshens Air, Reduces Odors from Pets, Mold, Smoking, Cooking, Laundry, Germ Guardian Air Purifier

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Main Highlights

PLUGGABLE AIR SANITIZER - Provides cleaner air and helps reduce airborne germs and reduce household odors caused by bacteria, pets, and cooking fumes
COMPACT DESIGN - This 7-inch wall-pluggable sanitizer is perfect for the kitchen, litter box room, bathroom, or childrens' room
REDUCES ODORS - Reduce unwanted odors from pets, smoke, cooking fumes, and more
KILLS GERMS - UV-C light helps kill airborne viruses such as influenza, staph, rhinovirus, and works with Titanium Dioxide to reduce volatile organic compounds
NO FILTER REPLACEMENT - Only a single GermGuardian UV-C light bulb (model LB1000) needs to be replaced every 10-12 months depending on use

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8.1

Westinghouse

Westinghouse Air Purifier 1702 - True HEPA for 400-500 sq ft - NCCO Technology - Kills Viruses, Bacteria, Removes Allergens, Pet Dander, Smoke, Odors

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Main Highlights

Advanced 4-Stage Filtration: Our home air purifier promises superior air purification with a pre-filter, True H13 HEPA filter, and NCCO technology that eliminates 99.97% of airborne pollutants.
Kills Viruses & Bacteria: This air purifier for dust sanitizes 99.95% of harmful organisms in larger spaces up to 400-500 sq. ft. Ideal for bedrooms, kitchens, living rooms, etc.
Pet Hair & Allergy Relief: With the ability to remove pet hair, dander, and other common allergens from the air, this pet air purifier provides relief for allergy sufferers in your family.
Eliminates Smoke & Odors: This bedroom air purifier neutralizes foul odors from secondhand smoke, cooking, pets, and other sources, while also capturing harmful VOCs for a fresher, cleaner home.
Patented NCCO Technology: Unlike standard HEPA filters that only trap pollutants, our home air purifiers feature patented NCCO technology that breaks down harmful particles into harmless compounds.
Quiet & Peaceful Operation: Enjoy clean air without the noise when you use our odor eliminating air purifier, operating at a whisper-quiet 37dB that ensures a peaceful atmosphere in your home.
Certified for Safety: Our NCCO products have been awarded both CARB and cETL certifications, having passed UL867 ozone standard testing and regulation of ozone emission products.
Westinghouse Legacy: Since 1886, Westinghouse has brought the best to life. Our legacy lives on with technology that is transforming the human experience, from smart appliances to energy solutions.

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8.1

Airfree

Airfree P3000 New 2025 Design, Silent, Maintenance-free, filterless, efficiently destroys mold, allergens, bacteria, viruses. Air Sterilization core lasts up to 20 years, Extra boost when needed

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Main Highlights

New TSS technology: uses heat within the auto-cleaning ceramic core mini ducts to destroy 100% of mold spores, bacteria, viruses, pet & dust mite allergens, without changing the room's temperature.
Save. No filters to replace: employs patented TSS air sterilizing ceramic core, that lasts 20 years with no maintenance required, imagine the yearly savings.
Silent operation: Airfree is a game-changer, its TSS perpetually silent operation unparalleled efficiency destroys 100% of mold and microorganisms at the Airfree air outlet. The TSS mode guarantees that your sleep, work, or relaxation remains undisturbed. Ideal for bedrooms or workplaces.
Optional Capsule System add-on: economic and easy to install to hold particles and activated carbon capsule to absorb odors, VOCs and chemicals,
Mold: The always-on TSS ceramic core continuously and silently destroys mold and mold spores, thus preventing the formation of new mold colonies on walls, carpets, furniture, food, fruit, and leather items. Ideal solution for basements, garages, attics, closets laundry and mud rooms
Cats and dogs: Airfree's totally silent operation destroys mold spores that also cause mold related diseases and allergies to cats and dogs, while destroying at the same time pet allergens that affect owners.
Reduces Ozone: Airfree air purifiers reduce 26% of harmful and corrosive Ozone. No ions used or generated.
No Loss on Air Sterilizing efficiency: The TSS ceramic core maintains its 100% air sterilizing efficiency regardless of usage duration, thanks to the self-cleaning heated ceramic core's mini ducts.
Efficiency Tested and Trusted Worldwide: Airfree air purifiers have been independently tested in universities and biology labs around the world, confirming their safety and efficiency, At the Airfree website the multiple international efficiency test are available. Reduces 26% of harmful and corrosive Ozone. No ions used or generated.
Reliability and Design: Crafted in Europe with skilled labor, distributed in the US by the manufacturer, with return rate of less than 1% during the first three years.

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Our Best Overall Choice

Best Choice

9.7

Air Oasis

Air Oasis iAdaptAir 2.0 H13 HEPA Filter Air Purifier Reduces 99% of Viruses, Mold, Dust, Smoke, Pollen & Odors Quietest on The Market WiFi Compatible 2,650 Sq Ft of Clean Air

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

INDUSTRY-LEADING CLEANING POWER - iAdaptAir has one of the highest clean air delivery rates (CADR) on the market: Small size boasts 353 CFM. Covers 2,650 sq. ft. in one hour or 530 sq. ft. with 5 air exchanges per hour.
CAPTURES 99% OF ALLERGENS - Smoke, Dust, Pet Dander & Pollen reduced up to 99% in laboratory testing. Clean your air by reducing pollutants that trigger allergy and asthma symptoms with the iAdapt 2.0 Air Purifier.
REDUCES MOLD & BIOTOXINS - 5-stage air purifier that filters and reduces mold, bacteria, and viruses. Medical-grade HEPA, Carbon Filtration, Silver Ion Screen, Bi-Polar Ionization, and UV Light work together for up to 99% reduction. Recommended by healthcare thought leaders treating biotoxin illnesses.
REMOVES PARTICLES DOWN TO .05 MICRONS - Medical-grade True HEPA (H13) filters remove particles as small as 0.05 Microns. Delivers 360-degree clean air with up to 2 years between filter changes.
LOW COST OF OWNERSHIP - Compare prices of iAdaptAir and its long-life filters to see how our cost of ownership is one of the best you will find when considering cost per coverage area.
AIR-QUALITY SENSOR & SMART SETTING - The sensor lights up green, orange, or red for changes in air quality along with a digital particle count.. The Auto Mode will automatically adjust fan speed based on air quality to ensure you breathe the cleanest air and prolong filter life.
SMART WiFi CONTROL - Wifi-enabled to create custom schedules, view remaining filter life, monitor indoor air quality, and see airborne particle count. The Wi-Fi chip is removable for EMF-sensitive consumers.

Show Price

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