KOIOS Air Purifier With a 3-in-1 True HEPA Filter Review

Do you want to improve the air quality in your space or home? Do you want to reduce the smells caused by cooking or pets? Or are you suffering from an allergy that has neem causing you problems at home? If your answer to these questions is yes, you should invest in KOIOS Air Purifier with a 3-in-1 True HEPA filter. The main goal of this purifier is to improve the quality of air. It can also help in removing common odors.

Today, there are lots of air purifiers on the market where you can choose from. But before you make your final decision, you need to evaluate all the available options.

The KOIOS air purifier comes with lots of amazing features that set it apart from others. But what this product has to offer? Keep on reading to find out.KOIOS True HEPA Filter Air Purifier for Home and Office Review


  • A three-year warranty backs it
  • Consumes less power
  • It features a 1-button operating system
  • Environmentally-friendly
  • It sports a unique design
  • Easy to operate
  • True HEPA technology
  • 100 percent ozone-free
  • 30 days money-back guarantee
  • Compact and portable
  • Lightweight
  • It can remove 99.97 percent of air pollutants
  • Very affordable price


  • The LED can’t be switched off
  • It has a less filtering ability
  • No filter replacement warning

KOIOS Air Purifier Key Features

  • 3-layer filter

To ensure efficiency, KOIOS installed three filtration processes that consist of activated carbon filter, pre-filter, and True HEPA filter. Every level filters different impurities to offer you clean and high-quality air.

KOIOS True HEPA Filter Air Purifier for Home and Office3 stages filtration

  • True HEPA Technology

The KOIOS air purifier uses True HEPA technology to filter out 99.97 percent of particles as tiny as .3 microns. Homes with adults, young kids, and pets will find this technology important since it will improve air quality.

  • Easy to use

This air purifier is simple to use. As a matter of fact, it turns on and at the touch of one button. In addition to that, you can use the button to control the fan speed.

  • Warranty

While you are less likely to encounter issues with this amazing air purifier from KOIOS, there’s always a possibility that things might go wrong. You may have peace of mind knowing that this product is backed with three years warranty.

Furthermore, customer service is on hand 24/7 and has a one-month money-back guarantee.

  • Energy Efficient

With this air purifier, you don’t have to worry about paying high electricity bills. The KOIOS air purifier needs 8-watt to operate. And when it is on standby mode, it will only need 0.5 watts.

  • Fan settings

Another amazing feature that you will notice in the KOIOS air purifier is its various fan settings.

There’s a need for various fan speeds based on the air and the contaminations that it brings. This air purifier features two fan settings where you can choose from. Every feature makes sure that the process is on the needed level and speed. Nevertheless, no matter what the fan speed is, the air purifier will remain quiet.

  • Nightlight

If you think that this air purifier will be dull as well as a boring device in your space, then you need to think again.

The KOIOS air purifier will not make the air in your space clean and fresh, but it will also keep it decorative and stylish. The device’s shape is very compact. But other than that, it also has a nightlight.

  • Cost-effective

Air purifiers can get costly, often costing $600. That is why the KOIOS air purifier at less than $60 is very impressive.

This affordable machine is powerful enough to cover a wide space. It also comes with great features like three-stage filtration, True HEPA technology, a nightlight, and others.

So if you are looking for an impressive and powerful yet affordable air purifier, then you will never go wrong with KOIOS.

KOIOS Air Purifier Design

When it comes to the design, this product follows the trend. The KOIOS air purifier has a contemporary cylindrical design that will surely fit in any space. What’s more, with a bit of futuristic design, there is no doubt that this stuff will easily grab guests’ attention.

KOIOS Air Purifier Size and Placement

The KOIOS air purifier has a diameter of 6.9-inch and only stands 7.5-inch tall. That being said, you can easily place it on your bed, kitchen counter, workspace, desk, and nightstand without consuming valuable space.

And since it only weighs 2.1 pounds, you can easily move it from one place to another.

KOIOS Air Purifier Noise Level

These devices’ common complaint focuses on the distracting and irritating sounds produced by its when in use. Luckily, the KOIOS air purifier doesn’t possess this issue.

This air purifier works quietly on the lowest setting. And when set on the highest setting, you can hardly hear it. Actually, this makes KOIOS stand out from the competition. It is also worth mentioning the noise of this air purifier is even lower than 50 decibels.

KOIOS Air Purifier CADR, CFM

Another feature that you will surely love about this feature is CADR. Its measurement, however, is in cubic per meter. The KOIOS air purifier offers up to 50 cubic meters per hour.

KOIOS Air Purifier Maintenance and Upkeep

Just like other purifiers, the KOIOS is easy to maintain as well. To maintain high-quality air in your space and for best performance, you need to replace its filters every 6 months.

KOIOS Official Certified Replacement Filters

The only downside of this product when it comes to maintenance is that it doesn’t have a filter replacement warning. Meaning you need to monitor the quality of the air by yourself.

How It Works And What Sources Of Pollution It Can Destroy?

KOIOS true HEPA Air Purifier Review

The KOIOS air purifier works by sucking the air from the bottom of the device and passes through the 3-stage filtration system. All the pollutants will be eliminated in the process, and on the top, the clean and fresh air gest ejected. If you want to feel the clean and fresh air,

you can place your face on top of the purifier.

On the other hand, this air purifier can easily remove airborne particles, including pet dander, mold spores, smoke, dust, and pollen. It can also get rid of unpleasant odors and bad smells thanks to the carbon layer.


KOIOS KOIOS True HEPA Filter Air Purifier for Home and Office Review family friendly

Whether you are cooking, watching TV, sleeping, and working, you can enjoy purified and clean air with a KOIOS air purifier. This product is light in weight, portable, space-friendly, as well as energy-efficient.

It also has an innovative filter with 3 levels of protection from dangerous airborne particles and odors, and you only have to replace its filter every six months.

This air purifier has two fan speeds that operate quietly. Moreover, all the parts are operated using a single button.

In case you encounter a problem, you don’t need to worry because KOIOS backed this device with a three-year warranty. Additionally, there’s a nightlight that is not common but a nice feature to have.

This product is 100 percent ozone free and doesn’t use ions or UV, giving off a considerable amount of harmful pollutant and measurable ozone.

When you buy this air purifier, you will get a user manual, an AC adapter, activated carbon filter, True HEPA filter, and of course, a KOIOS air purifier.

Ryan is the creator and leader of content at IndoorBreathing.com. He had problems with polluted indoor air and smoking neighbors, so he had to study how to get better indoor air. Ryan now has more than 10 years of experience and knowledge working in the indoor air treatment industry. He has tried and tested a lot of air purifiers, humidifiers, dehumidifiers, air conditioners, heaters, and more.

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