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6 Best Filterless Humidifiers (Jan. 2020) — Reviews & Buying

Do you need a humidifier to make breathing easier when the air at home is too dry? Or you need one to ensure that your floors and furniture don’t crack due to the dryness of the air?

Many people are using humidifiers to sleep better, to relieve various ailments and problems, and to help everybody at home including the pets to feel better when the heating is on, and when the weather is dry.

Since many of the humidifiers require costly and time-consuming filter replacements, people are looking for less expensive alternatives, like the filterless humidifiers.

Fortunately, many reputable manufacturers are offering excellent humidifiers that do not require filter changes.

Here is a list of the best filterless humidifiers for 2020.

Best overall

LEVOIT LV600HH Warm and Cool Mist Ultrasonic Air Humidifier

Type of mist

Warm and cool

Mist runtime

36 hours at the lowest speed

Water tank capacity

1.5 gallons

Coverage area

Up to 753 square feet

Sound level

Whisper-quiet

Size of the unit

11.3 x 7 x 10.5 inches

Warranty

1-year limited which can be extended to 2 years

Other features

Remote control, sold with 3 aroma pads, cleaning brush, timer, sleep, auto, and manual humidity level setting

Overview

The Levoit LV600HH is the best filterless humidifier for 2020 because it can produce both warm and cool mist, has a large water tank capacity, and has a number of features that most humidifiers in this price range do not.

This efficient humidifier has a 500ml per hour mist output, and can successfully humidify rooms and areas as big as 753 square feet for up to 36 hours per refill of its large 1.5-gallon water tank.

It can be set to produce cool mist, which helps cool the air in the warm days, and also helps improve the breathing, and helps for a healthier and undisturbed sleep. The cool mist also helps eliminate bacteria from the air.

You can also use it for making warm mist, which is a superb option for people who have sinus problems, congestion, and other respiratory problems. The warm mist function will help purify the air from allergens and other pollutants due to the gentle boiling process used for the production of warm mist.

The warm mist is also a great way to heat the room without turning the thermostat up in the winter.

You can also use it as an essential oil diffuser, so you can perform aromatherapy at home, or use it to create a relaxing mood.

This top-quality humidifier has a very easy to understand and use touch control panel on the front of the unit with a large display. It also comes with a nifty remote control, so you can adjust the settings without getting up.

You can set the humidifier’s timer to up to 12 hours for energy saving and for unattended operation.

You don’t have to worry about the unit overheating, or burning due to an empty filter, because it is fitted with an auto shut off function and will switch itself off when the water level gets low.

The Levoit LV600HH also has a sleep mode that is whisper quiet and turns the display off so you can sleep soundly while it continues working.

Thanks to its built-in sensor, you don’t need to toggle with the settings and let the appliance adjust itself until it reaches the desired humidity level. If you prefer, you can fine-tune the settings manually as well.

It is filterless, and thus requires minimal maintenance, and no expensive replacement filters. Plus, it is very easy to clean – both inside and out.

Its size is 11.3 x 10 x 7.5 inches, and it weighs only 4.92 lbs. so it is portable, and you can easily move it from one room to another.

The humidifier by Levoit is also whisper-quiet, and won’t bother you while you are working, relaxing or sleeping.

It is sold with 3 aroma pads, which you can use to refresh the air and aromatize it. You will also receive 3 absorption pads and a cleaning brush with the unit, all for a price of less than $90.

Pros

  • Produces both warm and cool mist
  • Can be used as an essential oil diffuser
  • Auto shut off function
  • Whisper-quiet operation
  • Large capacity of the water tank
  • Comes with a convenient remote control

Cons

  • The water tank is filled from the bottom which could be challenging to some

Best budget-friendly option

Pure Enrichment MistAire Silver Ultrasonic Cool Mist Humidifier


Type of mist

Cool

Mist runtime

Up to 25 hours

Water tank capacity

0.4 gallons

Coverage area

Rooms up to 250 square feet

Sound level

Up to 32 dB

Size of the unit

7.9 x 5.7 x 8.1 inches

Warranty

5-year warranty

Extra features

Has a nightlight function, sleep mode, auto-shut-off, a 360-degree nozzle

Overview

This is a compact and portable filterless humidifier that costs less than $35 and is the best budget-friendly one you can find on the market in 2020.

It produces a cool mist, which will cool the room when it is hot, and provide you with better and healthier conditions for restful sleep and relaxation.

Thanks to the use of ultrasonic technology, this inexpensive filterless humidifier is quiet and doesn’t require costly filter replacements or time-consuming maintenance.

The MistAire Silver weighs only 2.2 lbs. so you can effortlessly move it around the house with you.

It can humidify and cool the air in rooms up to 250 square feet and can work for up to 25 hours at the lowest setting per a single refill of its water tank.

The water tank is 0.4 gallons and is sufficient for running the unit at the highest power setting for up to 12 hours.

The mist output is 150 ml per hour, and thanks to the 360-degree nozzle of the device, you can direct it away from furniture, towards you, or in any direction in which you prefer the cool mist to go.

The affordable filterless humidifier has an auto shut off function, and will switch off in case the water level in the water reservoir becomes dangerously low, or when the water tank is removed during operation.

This will prevent it from overheating or causing damage to itself or to your home.

It is small enough to be placed on a nightstand and can be used for a nightlight in your bedroom or in the kid’s room or nursery.

If you prefer, you can turn the lights of the display off, and the indicator beeps will become quieter too when the nightlight is switched off.

Not only is this device one of the cheapest ones on the market, but it is also sold with an industry-leading 5-year warranty.

Pros

  • The unit costs less than $35
  • It is very compact and light
  • It comes with a 5-year warranty
  • The 360-degree mist nozzle can be adjusted in any direction
  • It has a nightlight function
  • The lights and sounds can be turned off for undisturbed sleep
  • There are no filters which you need to replace

Cons

  • Some users find that the spout is hard to reach in to be cleaned properly

The rest of the best filterless humidifiers for 2020

HONEYWELL Filter-Free Warm Mist Humidifier

Type of mist

Warm

Mist runtime

Up to 24 hours

Water tank capacity

1 gallon

Coverage area

Small to medium-sized rooms

Sound level

Low

Size of the unit

7.2 x 12 x 12.5 inches

Warranty

3-year limited

Extra features

An essential oil cup, refill indicator light, easy to fill and clean translucent tank with a wide opening, auto shut-off, high and low settings, and removes 95% of the bacteria without the need of a filter

Overview

This filterless humidifier by Honeywell is reasonably priced and produces warm mist to help relieve sinus and nasal congestion, coughing, skin itching and dryness, and other problems that can be caused by dry air.

Thanks to the process of making the warm mist, the air in the room will get naturally purified from airborne pollutants, microbes, and bacteria via the boiling process inside the unit.

It does that without a filter, so you don’t have to worry about removing, washing, or buying new filters for this humidifier by Honeywell.

The warm mist will also help reduce your bills in the winter for heating the room.

The humidifier has a dedicated essential oil cup at the top which you can use for performing inhalations of essential oils as aromatherapy, or simply to add a relaxing and soothing aroma and atmosphere to your room.

This is a straightforward device to use and maintain. It has a single dial which you can use to set the humidifying levels and turn it on and off.

The unit has a water tank with a capacity of 1 gallon and can run for up to 24 hours before it needs refilling. Once the reservoir needs refilling, an indicator will alert you. But even if you are not there to see the indicator, you don’t have to worry about it overheating, getting damaged or catching fire because it has an auto shut-off function when the water level becomes too low.

The tank has a wide opening, which makes it easy to fill and clean.

It is compact and lightweight and is ideal for use in a bedroom or nursery.

Pros

  • It is sold at an affordable price
  • It requires minimal maintenance and is very easy to clean, fill-up, and set
  • The unit has an essential oil cup for home aromatherapy and inhalations
  • It is made by Honeywell which is a reputable company
  • Produces warm mist for comfortable breathing, warmth, and alleviating various problems caused by dry air

Cons

  • There is a risk of sediment building up on the heating element if you use hard tap water

Everlasting Comfort Humidifier with Essential Oil Tray

Type of mist

Cool

Mist runtime

Up to 50 hours

Water tank capacity

1.6 gallons

Coverage area

Up to 500 square feet

Sound level

Whisper quiet

Size of the unit

14.3 x 7.5 x 12.5 inches

Warranty

2-year

Extra features

LED nightlight function, essential oil tray so it can be used as a diffuser, auto shut-off, no filter, sleek design, black and white color options

Overview

This cool mist filterless humidifier by Everlasting Comfort has a very large water tank with a capacity of 1.6 gallons. This means that you can fill it and use the device for up to 50 hours without the need for refilling it.

It is suitable for humidifying the air in rooms of up to 500 square feet.

By achieving and maintaining a humidity level above 43% in the room, the Everlasting Comfort humidifier will help you breathe easier, decrease the risk of viruses and bacteria, and will also help you, your children and pets to feel more comfortable.

With a humidifier like this, you won’t need to worry about your beautiful wood floors and furniture cracking and becoming damaged from the dry air.

The humidifier utilizes an ultrasonic system to produce and release the cool mist. With a system like this, no filter is needed, and also the unit is much quieter.

It has an auto shut-off function and will stop working when low water levels are detected. This is an essential feature for the safety of the device itself, as well as for your safety too.

You can fill the dedicated essential oil compartment with an essential oil of your choice and enjoy your own personal aromatherapy sessions at home, or add some freshness or a special mood to the air in your room.

It is small-sized and weighs 4.2 lbs. only, so it is easy to move around from one room to another.

You can also use it as a beautiful blue colored LED nightlight, which makes it an excellent choice for a bedroom or nursery.

The unit itself has a sleek and modern design and comes in either black or white color options to fit into any interior.

Pros

  • It is whisper-quiet
  • You can use it as a LED blue nightlight
  • There is an essential oil compartment for aromatherapy or inhalations
  • It requires low maintenance
  • A large tank and long runtime of up to 50 hours

Cons

  • It does require regular cleaning to prevent sediments from the tap water

Miroco MI-AH001 Ultrasonic Cool Humidifier with 6L Tank, 26dB Ultra Quiet

Type of mist

Cool

Mist runtime

Up to 60 hours

Water tank capacity

1.58 gallons

Coverage area

Up to 430 square feet

Sound level

Lower than 26 dB

Size of the unit

10.2 x 7 x 16.3 inches

Warranty

1-year warranty and 90-day money-back guarantee

Extra features

Nightlight option, spill-proof and easy to fill and clean tank, auto shut-off, 360-degree nozzle, built-in handle, an optional dust-proof washable sponge

Overview

This filterless humidifier by Miroco has a sleek contemporary design that will look great in any room or office.

The device has a built-in handle, so you can move it from one place to another effortlessly, as it weighs only 4.5 lbs.

It produces cool mist at a maximum output of up to 300 ml per hour and can work continuously for up to 60 hours without the need to refill the water tank.

The unit is recommended for rooms sized from 215 up to 430 square feet.

It has an easy-to-use knob to set the misting level.

The tank itself has a very large capacity of about 1.6 gallons and features a very wide inlet for easy and spill-free filling and easy access for cleaning.

You can use it as a soothing and useful nightlight, or turn the lights off completely, so you are not disturbed while sleeping.

It has a low water LED indicator and a window on the water tank, as well as an auto, shut-off feature so it will stop misting if the water level in the water reservoir becomes dangerously low.

There is no filter to replace, but it does offer an alternative dust sponge which you can use to help filter out the air. The dust sponge is easy to remove, wash, and reuse over and over again.

The mist nozzle rotates at 360 degrees, so you can direct the flow to any direction you prefer.

The unit is very easy to maintain and keep clean. It comes with a cleaning brush to help you sanitize it.

It is sold with a cleaning brush, a dust sponge, and a detailed user’s manual. Plus, it comes with a 90-day money-back satisfaction guarantee and a 1-year warranty for peace of mind.

Pros

  • A very stylish, contemporary design
  • Large water tank capacity
  • Very easy to clean and fill
  • It is one of the quietest humidifiers on this list
  • It has a nightlight function
  • Adjustable misting levels from 60 ml to 300 ml per hour
  • It has an optional reusable dust sponge
  • 360-degree misting nozzle
  • The device is sold with a cleaning brush
  • There is a built-in carry handle for easy portability
  • 90-day money-back guarantee

Cons

  • No built-in humidistat

Vicks Mini Filter Free Cool Mist Humidifier Small Humidifier for Bedrooms

Type of mist

Cool

Mist runtime

Up to 20 hours

Water tank capacity

0.5 gallons

Coverage area

Small-sized bedrooms, nurseries

Sound level

Quiet

Size of the unit

9.5 x 9.6 x 10.6 inches

Warranty

Information per request from customer service

Extra features

It weighs only 3.5 lbs., an integrated scent pad heater, available in cute baby pink and green colors, translucent tank to view the water level, a cost of less than $35

Overview

This is one of the smallest filterless humidifiers on our list. It is one of the least expensive ones too.

With a price of less than $35, it is a perfect appliance to add to an average-sized bedroom or nursery.

The Vicks Mini cool-mist humidifier weighs a mere 3.5 lbs. and is only 9.5 x 9.6 x 10.6 inches in size so that you can move it around the room or from one place to another easily.

The half-gallon tank is translucent so that you can keep an eye on the water level at all times. Although it is small-sized, the unit can produce mist for up to 20 hours before you will need to refill the reservoir.

The device has an auto shut off function, so you can rest assured that it will stop operating if the water in the reservoir is too low.

The mist released is cool, and will refresh the air in the bedroom, allowing you to breathe better, snore less, cough less, and sleep better. It will also cool down the room in the summer and help keep your skin, your pets, your house plants, and your furniture properly hydrated even during the heating season or even if you live in an arid climate.

This is a simple device that looks cute and is offered in pink and green color options, making it perfect for your kid’s bedroom or the nursery.

It uses no filters, so there are no maintenance costs involved in this purchase.

It is easy to disassemble and clean.

The Vicks Mini humidifier has a special heater customized for scent pads like the Vicks VapoPads, used for soothing congestion, coughing, and help relieve the symptoms of common cold and flu, as well as for sleep enhancement.

In fact, the American Academy of Pediatrics recommends the use of a humidifier like this for the relief of these symptoms and improved sleep.

Pros

  • It costs less than $35
  • It weighs only 3.5 lbs. and is very compact with a small footprint
  • There is an auto shut-off function for added safety
  • It can produce cool mist for up to 20 hours per refill
  • The tank is translucent and very easy to clean
  • It features a scent pad heater to use for inhalations and relieve symptoms of the common cold
  • It has a cute design and comes in colorful options

Cons

  • The spout from which the mist is dispersed can be hard to reach and clean

Last update on 2020-10-28 at 12:04 / Affiliate links / Images from Amazon Product Advertising API

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