Air Purifier vs Humidifier: Which One is Right For You?

When it comes to air purifiers vs. humidifiers, there is a considerable misunderstanding. Some people think that both air purifier and humidifier is the same thing. But they’re not. There are actually many differences between a humidifier and a purifier.

Unless things get rough, nobody really gives attention to the type of air they breathe. After this, the concern of air purifier versus humidifier is strongly felt. Both of these products help increase the quality of indoor air. In order to avoid the possibility of catching flu or struggling with allergies, any new parent or homeowner must know about the difference between an air purifier and a humidifier.

We’re going to discuss the air purifier vs humidifier problem in this article so that you have a better picture of how both of these strong devices function.

What is the difference between an air purifier and a humidifier?

A humidifier is a machine that aims to fix the dry air issue. For certain people, dry air can be a concern, and effects might include dry lips, nosebleeds, itchy skin and dryness, constant dry cough, vocal cord issues, and much more.

A humidifier brings humidity back to normal. The amount of humidity at which you adjusted the system is achieved. The EPA suggests that levels of indoor humidity vary from 30 percent to 50 percent never above 60 percent.

While any of the above concerns can be caused by dry weather, too much humidity in the air can trigger mold problems.

That’s why you need to do your reading, analyze carefully which type of products you have in your house, decide whether your selection can be changed depending on the season or not, and eventually, find out exactly what sort of humidifier you like since there are many kinds to choose from.

Contrary, an air purifier has an entirely different work. An air purifier eliminates particles from the air and other pollutants whilst the humidifier tries to bring stuff into the air, specifically water.

The role of the air purifier is to keep the volume of air as pure as practicable inside a particular room without any pathogens, diseases, allergens, or something else that might adversely influence your wellbeing.

Air purifiers versus Humidifiers – How air purifiers and humidifiers work?

Provided that the purpose of the two instruments is drastically different, their functioning is also somewhat different. Through using filters that serve as sieves, an air purifier functions.

The undesirable particles and contaminants inside them are captured by these sieve-like filters, which disperse filtered and clean air through the house.

But on the other side, a humidifier functions by releasing water vapor into the air in the room. It does so by converting the water that is placed into the system into vapors of water which were then distributed into the air around it.

By directly introducing essential oils or fragrances to the water to be used, some humidifiers may also be used as diffusers. In the meantime, air purifiers cannot be used in such a way.

Air Purifier vs Humidifier: Which works better for different situations?

Sinus problems

You know how painful it could be if you suffer from severe sinus issues. The humidifier certainly wins the air purifier vs Humidifier fight when it comes to deciding between any of these two units for sinus issues.

Sinus infections are typically triggered by hot air drying out the nasal cavity inside the household, which does not enable the nose to provide moisture and cleansing it is meant to provide. In the winter, this situation is typically worst.


As asthma is mainly caused by allergens in the air surrounding you, the main method to avoid an asthma attack ought to be the air purifier. From person to person symptoms of asthma vary, but they all can be linked directly to this primary source.

You’ll be able to reduce more of the asthma attacks once you get rid of such irritants mostly in the air. Bear in mind, though, that drying out your nasal passages also adds to the symptoms caused by irritants, so it would be advisable to have both an air purifier and Humidifier.

It is important to say that none of these devices can take over the role of your asthma drug or inhaler. Before making any decisions to treat the condition on your own, you should speak to your doctor.

Homes with pets

If your pets carry in pollen as well as other allergens that cause asthma or allergies then which is the best air purifier or a humidifier. Sadly, the humidifier won’t do anything when you struggle with pet dander allergies.

To just avoid all those allergens swirling around you in the air, you should have an air purifier, but you can still use safe habits such as vacuuming using a HEPA filter system, changing shoes at the door as there is no additional monitoring and, of course, using your allergy medicine as instructed.


Obviously, if allergens in the air cause signs of your allergy, so the remedy to all of the issues would be an air purifier.

A humidifier, though, may help maintain the nasal pathways moist, which can decrease the duration and severity of the disease caused by such allergens. But, once again, a smart option is to include both of these devices in the house.


When it comes to air purifiers vs. humidifiers for babies, it depends on conditions. Unless the air in your household is especially dry and your child is already having issues, then buying a small humidifier for your baby’s room could be worth it.

As with an air purifier, if your child is excessively susceptible to pollutants in the air and is still having asthma symptoms, this is just a smart option in the nursery.

Can you use both an air purifier and a humidifier together?

You do not necessarily need to have an air purifier and a humidifier working simultaneously, of course. There is, though, a moment where both can be advantageous. When winter comes in, a few of the finest examples is.

To start with, cold air appears to be dry, and heaters during the heating process will suck much more humidity out. As a consequence, to bring the humidity back into the atmosphere, a humidifier might be required. Around the same time, an air purifier can further reduce the symptoms of air pollution during the winter.

During allergy periods, the two gadgets will also help. Air purifiers will eliminate pollen from the air, while by preventing nasal inflammation induced by dry air, a humidifier can provide symptomatic relief. In this case, rather than separately resolving separate issues, the two can better work collectively.

Need for air purifier

There are very different types of issues that can be addressed by using an air purifier from those that require a humidifier to solve. An air purifier is usually helpful in overcome sneezing, allergies, rash, asthma, or other respiratory problems.

If you like, you should get your air quality checked and figure out just what has been brought around in there.

Need for Humidifier

On the other hand, you would certainly still have no trouble recognizing the need for a humidifier. Most individuals can feel whenever the air in their homes becomes too dry, and it is an issue in several areas across the world.

Few individuals are especially vulnerable to low humidity and dry weather, and signs such as nosebleeds, dry eyes, breakouts of eczema, chapped lips, and sinus infection may be common.

Within your house, there are indeed ways of measuring the humidity and figure out what percent you’re at.

Air purifier and humidifier combo

There are several devices out there that do both if you find that you really need both an air purifier and a humidifier. However, if you have issues with allergies and asthma due to the chemicals that are going around in their house, you do not need a humidifier. In reality, it can also make the situation worse to have moisture in the atmosphere.

Instead of getting an air purifier and humidifier combo to just save you room and a few bucks, what more you should be worried about is whether or not the air purification device has been clinically checked and approved to genuinely eliminate the pollutants that let them feel allergy symptoms and respiratory discomfort.

The Asthma and Allergy Foundation of America (AAFA) establishes guidelines that are developed by an independent medical advisory board when it is related to air purifiers. In order to be approved by the AAFA, it is important to objectively show that an air purifier eliminates a certain amount of pollutants from the air inside an enclosed room.

Check out our top picks >>> The 7 Best Air Purifier and Humidifier Combo


When you decide between an air purifier vs humidifier, you must understand which system would function best for your situation.

Both air purifiers and humidifiers function to let you have safer breathing and improved air quality, but they perform different purposes in various ways.

You will significantly benefit from it if you analyze your needs accurately and invest in the right unit. You need to just ensure that you focus on the right features of each product.

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