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Best Buy customers often prefer the following products when searching for home diffusers.

Browse the top-ranked list of home diffusers below along with associated reviews and opinions.

Main Results
  1. SPT - Ultrasonic Essential Oil Diffuser - White / Bamboo - Angle_Zoom
    Top comment

    "Great diffuser!...Be aware that unlike other diffusers the topper is glass....Diffuser...I tend to run my diffusers 24/7."

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    Product Description

    Unwind at the end of the day with this Sunpentown ultrasonic aroma diffuser humidifier unit. This aromatherapy device, which runs for up to three continuous hours, incorporates an eight-color LED light to help you relax. Simply add your favorite essential oil to add scent to the air with this Sunpentown ultrasonic aroma diffuser humidifier unit.
    See all Essential Oil Diffusers
    Top comment

    "Great diffuser!...Be aware that unlike other diffusers the topper is glass....Diffuser...I tend to run my diffusers 24/7."

    See all customer reviews

    Product Description

    Unwind at the end of the day with this Sunpentown ultrasonic aroma diffuser humidifier unit. This aromatherapy device, which runs for up to three continuous hours, incorporates an eight-color LED light to help you relax. Simply add your favorite essential oil to add scent to the air with this Sunpentown ultrasonic aroma diffuser humidifier unit.
    See all Essential Oil Diffusers
    See all Essential Oil Diffusers
  2. SPT - 0.03 Gal. Ultrasonic Cool Mist Humidifier - White - Angle_Zoom
    Top comment

    "Humidifier/Diffuser"

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    Product Description

    Create a rejuvenating environment in your home with this Ultrasonic aroma diffuser and humidifier. When you drop in your favorite essential oil, it breaks it up and adds it to the ambient air. Let the AROMAtherapy from this Ultrasonic aroma diffuser and humidifier add moisture and a relaxing fragrance to your environment.
    See all Humidifiers
    Top comment

    "Humidifier/Diffuser"

    See all customer reviews

    Product Description

    Create a rejuvenating environment in your home with this Ultrasonic aroma diffuser and humidifier. When you drop in your favorite essential oil, it breaks it up and adds it to the ambient air. Let the AROMAtherapy from this Ultrasonic aroma diffuser and humidifier add moisture and a relaxing fragrance to your environment.
    See all Humidifiers
    See all Humidifiers
  3. Pure Enrichment - HUME Max - Easy Top Fill Ultrasonic Cool Mist Humidifier - Black - Front_Zoom
    Top comment

    "Yes, bonus you can add essential oils.. it’s like a giant diffuser!! Indefinitely recommend this product...I also currently own the Pure Cloud Humidifier, and it has been my sole source of humidification in my home for the past year, but since I moved, I figured it was time to grab another humidifier since I am now in a larger space, and winter can be very drying for me. "

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    Product Description

    Breathe comfortably in a moisturized home with the HUME Max Top Fill Humidifier from Pure Enrichment. Unlike other ultrasonic humidifiers, this true top fill design takes the mess out of refills and at almost a 1 gallon capacity, spends more time keeping your home at the ideal climate for up to 30 hours. Add an essential oil of your choosing to take advantage of the oil diffuser component to create a space luxuriously catered just for you. A TANK BUILT FOR EASE: Our cool mist humidifier helps alleviate the effects of dry air longer with its innovative design, making refills easier. The wider base eliminates hard-to-reach components so cleaning is a breeze. MIST SETTINGS FOR EVERY PREFERENCE: At a performance level providing 10 ounces of output per hour, this powerful humidifier stylishly complements any room with low to high mist settings for rooms up to 300 sq ft. YEAR LONG COMFORT: Bask in the benefit that only a top-notch humidifier provides a home, office, or nursery. With a consistently regulated climate, sleep better and gain relief from cold-like symptoms and sinus issues. Prevent harmful dry air, day or night with HUME Max. Product Specifications: Size: 7.8" x 7.8" x 11.4" | Max Run Time: 30 hours (Low); 12 hours (High) | Coverage: Up to 300 sq. ft. | Tank Capacity: 3.7 liters (1 gallon)
    See all Humidifiers
    Top comment

    "Yes, bonus you can add essential oils.. it’s like a giant diffuser!! Indefinitely recommend this product...I also currently own the Pure Cloud Humidifier, and it has been my sole source of humidification in my home for the past year, but since I moved, I figured it was time to grab another humidifier since I am now in a larger space, and winter can be very drying for me. "

    See all customer reviews

    Product Description

    Breathe comfortably in a moisturized home with the HUME Max Top Fill Humidifier from Pure Enrichment. Unlike other ultrasonic humidifiers, this true top fill design takes the mess out of refills and at almost a 1 gallon capacity, spends more time keeping your home at the ideal climate for up to 30 hours. Add an essential oil of your choosing to take advantage of the oil diffuser component to create a space luxuriously catered just for you. A TANK BUILT FOR EASE: Our cool mist humidifier helps alleviate the effects of dry air longer with its innovative design, making refills easier. The wider base eliminates hard-to-reach components so cleaning is a breeze. MIST SETTINGS FOR EVERY PREFERENCE: At a performance level providing 10 ounces of output per hour, this powerful humidifier stylishly complements any room with low to high mist settings for rooms up to 300 sq ft. YEAR LONG COMFORT: Bask in the benefit that only a top-notch humidifier provides a home, office, or nursery. With a consistently regulated climate, sleep better and gain relief from cold-like symptoms and sinus issues. Prevent harmful dry air, day or night with HUME Max. Product Specifications: Size: 7.8" x 7.8" x 11.4" | Max Run Time: 30 hours (Low); 12 hours (High) | Coverage: Up to 300 sq. ft. | Tank Capacity: 3.7 liters (1 gallon)
    See all Humidifiers
    See all Humidifiers
  4. Pure Enrichment - HUME Max - 1 Gallon Easy Top Fill Ultrasonic Cool Mist Humidifier - White - Front_Zoom
    Top comment

    "Excellent product as humidifier/ not sure I would recommend it as a diffuser. Good quality, well built, I live the LG tank...GREAT PRODUCT AS A HUMIDIFIER AND DIFFUSER...IF YOU ARE LOOKING FOR A GRAET PRODUCT AS A HUMIDIFIER AND ALSO NEED A DIFFUSER LOOK NO FURTHER WELL MADE PRODUCT AND VERY LG WATER TANK YOU WILL NOT BE DISAPPOINTED WITH THIS PURCHASE"

    See all customer reviews

    Product Description

    Breathe comfortably in a moisturized home with the HUME Max Top Fill Humidifier from Pure Enrichment. Unlike other ultrasonic humidifiers, this true top fill design takes the mess out of refills and at almost a 1 gallon capacity, spends more time keeping your home at the ideal climate for up to 30 hours. Add an essential oil of your choosing to take advantage of the oil diffuser component to create a space luxuriously catered just for you. A TANK BUILT FOR EASE: Our cool mist humidifier helps alleviate the effects of dry air longer with its innovative design, making refills easier. The wider base eliminates hard-to-reach components so cleaning is a breeze. MIST SETTINGS FOR EVERY PREFERENCE: At a performance level providing 10 ounces of output per hour, this powerful humidifier stylishly complements any room with low to high mist settings for rooms up to 300 sq ft. YEAR LONG COMFORT: Bask in the benefit that only a top-notch humidifier provides a home, office, or nursery. With a consistently regulated climate, sleep better and gain relief from cold-like symptoms and sinus issues. Prevent harmful dry air, day or night with HUME Max. Product Specifications: Size: 7.8" x 7.8" x 11.4" | Max Run Time: 30 hours (Low); 12 hours (High) | Coverage: Up to 300 sq. ft. | Tank Capacity: 3.7 liters (1 gallon)
    See all Humidifiers
    Top comment

    "Excellent product as humidifier/ not sure I would recommend it as a diffuser. Good quality, well built, I live the LG tank...GREAT PRODUCT AS A HUMIDIFIER AND DIFFUSER...IF YOU ARE LOOKING FOR A GRAET PRODUCT AS A HUMIDIFIER AND ALSO NEED A DIFFUSER LOOK NO FURTHER WELL MADE PRODUCT AND VERY LG WATER TANK YOU WILL NOT BE DISAPPOINTED WITH THIS PURCHASE"

    See all customer reviews

    Product Description

    Breathe comfortably in a moisturized home with the HUME Max Top Fill Humidifier from Pure Enrichment. Unlike other ultrasonic humidifiers, this true top fill design takes the mess out of refills and at almost a 1 gallon capacity, spends more time keeping your home at the ideal climate for up to 30 hours. Add an essential oil of your choosing to take advantage of the oil diffuser component to create a space luxuriously catered just for you. A TANK BUILT FOR EASE: Our cool mist humidifier helps alleviate the effects of dry air longer with its innovative design, making refills easier. The wider base eliminates hard-to-reach components so cleaning is a breeze. MIST SETTINGS FOR EVERY PREFERENCE: At a performance level providing 10 ounces of output per hour, this powerful humidifier stylishly complements any room with low to high mist settings for rooms up to 300 sq ft. YEAR LONG COMFORT: Bask in the benefit that only a top-notch humidifier provides a home, office, or nursery. With a consistently regulated climate, sleep better and gain relief from cold-like symptoms and sinus issues. Prevent harmful dry air, day or night with HUME Max. Product Specifications: Size: 7.8" x 7.8" x 11.4" | Max Run Time: 30 hours (Low); 12 hours (High) | Coverage: Up to 300 sq. ft. | Tank Capacity: 3.7 liters (1 gallon)
    See all Humidifiers
    See all Humidifiers
  5. Levoit - Ultrasonic Top-Fill Cool Mist 2-in-1 0.5 Gal Humidifier & Diffuser - White - Front_Zoom
    Top comment

    "[This review was collected as part of a promotion.] I am a huge diffusers fan but nothing like Levoit Ultrasonic Top-Fill Cool Mist 2-in-1 Humidifier & Diffuser. ...I like my diffuser / humidifier"

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    Product Description

    Acting as both a humidifier and diffuser, the Levoit Ultrasonic Top-Fill Cool Mist 2-in-1 Humidifier & Diffuser fills rooms with invigorating fragrances and healthy humidity, creating a comfortable atmosphere. Ultrasonic cool mist technology, a spiral duct design, and 3 mist levels powerfully infuse the air, providing temporary relief for coughing, congestion, sore throats, and allergy symptoms. Enjoy stimulating or soothing fragrances by adding your favorite essential oils to the base of the device. The large capacity tank easily covers mid-sized rooms while operating at a discreet 28dB, ensuring it will never interfere with your sleep. Reinvigorate your environment with the Levoit Ultrasonic Top-Fill Cool Mist 2-in-1 Humidifier & Diffuser.
    See all Essential Oil Diffusers
    Top comment

    "[This review was collected as part of a promotion.] I am a huge diffusers fan but nothing like Levoit Ultrasonic Top-Fill Cool Mist 2-in-1 Humidifier & Diffuser. ...I like my diffuser / humidifier"

    See all customer reviews

    Product Description

    Acting as both a humidifier and diffuser, the Levoit Ultrasonic Top-Fill Cool Mist 2-in-1 Humidifier & Diffuser fills rooms with invigorating fragrances and healthy humidity, creating a comfortable atmosphere. Ultrasonic cool mist technology, a spiral duct design, and 3 mist levels powerfully infuse the air, providing temporary relief for coughing, congestion, sore throats, and allergy symptoms. Enjoy stimulating or soothing fragrances by adding your favorite essential oils to the base of the device. The large capacity tank easily covers mid-sized rooms while operating at a discreet 28dB, ensuring it will never interfere with your sleep. Reinvigorate your environment with the Levoit Ultrasonic Top-Fill Cool Mist 2-in-1 Humidifier & Diffuser.
    See all Essential Oil Diffusers
    See all Essential Oil Diffusers
  6. CRANE - 2 Gal. Tower Ultrasonic Cool Mist Humidifier with Remote - White - Front_Zoom
    Top comment

    "I live in an area with relative low humidity, so I heavily depend on humidifiers in my home. This Crane Tower Humidifier is definitely the best that I’ve tried! "

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    Product Description

    The perfect humidifier and diffuser to keep your family healthy and happy. With its large 2 Gal. accessible tank and dishwasher safe parts, cleaning is so simple. Not to mention, its mist output runs for over 24-hours in a large size room and it works as a diffuser for essential oils and vapor liquids. It's optional color changing nightlight is also a great additional feature that gives off a soothing glow. Crane’s top fill ultrasonic cool mist humidifier and aromatherapy diffuser provides up to 500 sq. ft. of coverage and 24 hours of soothing moisture to help relieve the effects of dryness and congestion, helping you and your family to breathe easy and sleep through the night peacefully.
    See all Humidifiers
    Top comment

    "I live in an area with relative low humidity, so I heavily depend on humidifiers in my home. This Crane Tower Humidifier is definitely the best that I’ve tried! "

    See all customer reviews

    Product Description

    The perfect humidifier and diffuser to keep your family healthy and happy. With its large 2 Gal. accessible tank and dishwasher safe parts, cleaning is so simple. Not to mention, its mist output runs for over 24-hours in a large size room and it works as a diffuser for essential oils and vapor liquids. It's optional color changing nightlight is also a great additional feature that gives off a soothing glow. Crane’s top fill ultrasonic cool mist humidifier and aromatherapy diffuser provides up to 500 sq. ft. of coverage and 24 hours of soothing moisture to help relieve the effects of dryness and congestion, helping you and your family to breathe easy and sleep through the night peacefully.
    See all Humidifiers
    See all Humidifiers
  7. CRANE - 1.2 Gal. Cool Mist Humidifier & Aroma Diffuser - White - Front_Zoom
    Top comment

    "It works amazingly and the aroma diffuser is the perfect touch! Would highly recommend....Coolest Diffuser"

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    Product Description

    The perfect humidifier and diffuser to keep your family healthy and happy. With its large 1.2 Gal. accessible tank and dishwasher safe parts, cleaning is so simple. Not to mention, its mist output runs for over 24-hours in a large size room and it works as a diffuser for essential oils and vapor liquids. It's optional color changing nightlight is also a great additional feature that gives off a soothing glow. Crane’s top fill ultrasonic cool mist humidifier and aromatherapy diffuser provides up to 500 sq. ft. of coverage and 24 hours of soothing moisture to help relieve the effects of dryness and congestion, helping you and your family to breathe easy and sleep through the night peacefully.
    See all Essential Oil Diffusers
    Top comment

    "It works amazingly and the aroma diffuser is the perfect touch! Would highly recommend....Coolest Diffuser"

    See all customer reviews

    Product Description

    The perfect humidifier and diffuser to keep your family healthy and happy. With its large 1.2 Gal. accessible tank and dishwasher safe parts, cleaning is so simple. Not to mention, its mist output runs for over 24-hours in a large size room and it works as a diffuser for essential oils and vapor liquids. It's optional color changing nightlight is also a great additional feature that gives off a soothing glow. Crane’s top fill ultrasonic cool mist humidifier and aromatherapy diffuser provides up to 500 sq. ft. of coverage and 24 hours of soothing moisture to help relieve the effects of dryness and congestion, helping you and your family to breathe easy and sleep through the night peacefully.
    See all Essential Oil Diffusers
    See all Essential Oil Diffusers
  8. SPT - 0.03-Gal. Ultrasonic Humidifier - White - Front_Zoom
    Top comment

    "Neat Diffuser!...My daughter loves this diffuser! Changes colors and puts out a nice stream of mist :)...Great diffuser...Lovely diffuser. It runs for hours and doesn't make the scent too thick. "

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    Product Description

    Enjoy aromatherapy in the comfort of your home with this SPT SA-013 humidifier, which diffuses fragrances when you add a few drops of essential oils (not included). LED lighting helps set the mood, and auto shutoff lets you relax worry-free.
    See all Essential Oil Diffusers
    Top comment

    "Neat Diffuser!...My daughter loves this diffuser! Changes colors and puts out a nice stream of mist :)...Great diffuser...Lovely diffuser. It runs for hours and doesn't make the scent too thick. "

    See all customer reviews

    Product Description

    Enjoy aromatherapy in the comfort of your home with this SPT SA-013 humidifier, which diffuses fragrances when you add a few drops of essential oils (not included). LED lighting helps set the mood, and auto shutoff lets you relax worry-free.
    See all Essential Oil Diffusers
    See all Essential Oil Diffusers
  9. Honeywell Top Fill 1.25 gallon Ultrasonic Cool Mist Humidifier - Black - Left_Zoom
    Top comment

    "I love the fact I am able to use essential oils with this and it not mix in a diffuser effect to where it makes bigger build up. ...The strength of the humidifier can also be adjusted and I find the max level is pretty strong compared to my smaller diffusers at home. This product works well but the essential oil part doesn't really work? "

    See all customer reviews

    Product Description

    The Honeywell Top Fill Ultrasonic Cool Mist Humidifier provides a cool, soothing mist that helps maintain proper humidity levels in your living spaces. This compact, quiet humidifier is perfect for use throughout your home and can be helpful year-round to provide relief from dry air caused by furnaces and air conditioners, putting nourishing moisture back into the air to naturally hydrate skin.
    See all Humidifiers
    Top comment

    "I love the fact I am able to use essential oils with this and it not mix in a diffuser effect to where it makes bigger build up. ...The strength of the humidifier can also be adjusted and I find the max level is pretty strong compared to my smaller diffusers at home. This product works well but the essential oil part doesn't really work? "

    See all customer reviews

    Product Description

    The Honeywell Top Fill Ultrasonic Cool Mist Humidifier provides a cool, soothing mist that helps maintain proper humidity levels in your living spaces. This compact, quiet humidifier is perfect for use throughout your home and can be helpful year-round to provide relief from dry air caused by furnaces and air conditioners, putting nourishing moisture back into the air to naturally hydrate skin.
    See all Humidifiers
    See all Humidifiers
  10. CRANE - 1.2 Gal. UV Light Warm & Cool Mist Humidifier with Remote - Gray - Front_Zoom
    Top comment

    "Even more bonus add ons like being able to add essential oils to the bottom side tray to make this humidifier double as a diffuser is such a cool bonus Crane slipped into this machine!...There are endless amazing features! I really like the diffuser feature and that it has a remote. This has improved my sleep as I no longer wake up due to a dry throat. "

    See all customer reviews

    Product Description

    The perfect warm and cool mist humidifier to keep your family healthy and happy. With its large 1.2 Gal. accessible tank cleaning is so simple. Not to mention, its mist output runs for over 24-hours in a large size room and it includes an easy to use remote and humidistat. It's built in aroma try make it usable with any essential oils. Crane’s premium top fill ultrasonic cool mist humidifier provides up to 500 sq. ft. of coverage and 24 hours of soothing moisture to help relieve the effects of dryness and congestion, helping you and your family to breathe easy and sleep through the night peacefully.
    See all Humidifiers
    Top comment

    "Even more bonus add ons like being able to add essential oils to the bottom side tray to make this humidifier double as a diffuser is such a cool bonus Crane slipped into this machine!...There are endless amazing features! I really like the diffuser feature and that it has a remote. This has improved my sleep as I no longer wake up due to a dry throat. "

    See all customer reviews

    Product Description

    The perfect warm and cool mist humidifier to keep your family healthy and happy. With its large 1.2 Gal. accessible tank cleaning is so simple. Not to mention, its mist output runs for over 24-hours in a large size room and it includes an easy to use remote and humidistat. It's built in aroma try make it usable with any essential oils. Crane’s premium top fill ultrasonic cool mist humidifier provides up to 500 sq. ft. of coverage and 24 hours of soothing moisture to help relieve the effects of dryness and congestion, helping you and your family to breathe easy and sleep through the night peacefully.
    See all Humidifiers
    See all Humidifiers
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