7 Best Plug-In Air Purifiers 2024 – Buyer’s Guide and Review

plug-in air purifier

It has almost become a fashion statement to own an air purifier nowadays, but for all the right reasons.

In fact, there is no quicker and easier way to rid your home of any unwanted smells and germs than a plug-in air purifier. What makes them a popular accessory is their compact size, effective functioning, and low prices.

It is challenging to choose between many available models on the market. Don’t worry! This article will give you the information you need to choose the best plug-in air purifier that’s right for you.

Hamilton Beach 04531GM
Hamilton Beach 04531GM
Budget OptionCheck Price
GermGuardian GG1000
GermGuardian GG1000
Best DesignCheck Price
PURE Car Air Purifier 3in1
PURE Car Air Purifier 3in1
for Your AutomobileCheck Price
GermGuardian GG1100W
GermGuardian GG1100W
Filter-Free Pluggable Air PurifierCheck Price
GT50 Plug-In Air Purifier System
GT50 Plug-In Air Purifier System
for Small AreasCheck Price
AAP 50
Ionic Plug-In Air PurifierCheck Price
PureAir 50 Plug-In Air Cleaner
PureAir 50 Plug-In Air Cleaner
Perfect for TravelingCheck Price

The Best Plug-In Air Purifiers Right Now

1. Hamilton Beach 04531GM

Best Budget Option

Hamilton Beach 04531GM


The Hamilton Beach 04531GM might be a suitable choice for an easy-to-carry and effective air cleaner. The benefit of compact size (3.8 x 8.7 x 5.9 inches) is its portability. You can move this lightweight plug-in air purifier anywhere, but it’s the best fit for small spaces, like a kitchen.

The affordable Hamilton Beach model features a nightlight and an optional green meadow cartridge that replaces any unpleasant odor with a soothing, flowery scent. Regardless of how strong or pungent the smell is, it will neutralize all common household smells within a few minutes. The model also features a filter replacement indicator, which means you can change the filters right on time (every three months on average).

The simple on-off button doesn’t leave any room for complications. With a press of a button, the carbon air-filter eliminates the odors and leaves your room smelling fresh. It’s a must-have product if someone smokes in your home or if you own a pet.


  • Removes strong smells such as tobacco, feces, or outdoor scents
  • Built-in nightlight for maximum efficiency even in the dark
  • Wall mount and compact size
  • Cost-effective
  • Neutralizes odors and comes with a green meadow cartridge to replace the smell


2. GermGuardian GG1000

Best Design

Germ Guardian GG1000


The GermGuardian GG1000 pluggable air purifier comes in a sleek and compact design, making it a perfect solution to eliminate germs and bacteria for small indoor spaces.

Guardian Technologies is committed to providing its customers with appliance-based solutions to make their lives easier and happier. They offer a diverse range of air purifiers that are efficient in improving air quality through advanced technologies such as HEPA filters and UV-C lights.

The GermGuardian GG1000 is one of its more convenient options. With its simple plug-in technology, portability, and no-filter feature, it can be used anywhere you want. This seven-inch tall device features high-quality UV-C light that functions as an air sanitizer. It reduces the growth of viruses, molds, and fungi and keeps your room fresh and germ-free.

You can rotate the wall socket and adjust it to any angle. With its compact size and adjustable socket, the GermGuardian GG1000 makes for a convenient model that won’t take up a lot of space.


  • Compact design best for small rooms and spaces
  • Removes harmful germs from the air alongside unpleasant odors 
  • UV-C light bulb needs change only after a year of use
  • Portable and can be plugged into any outlet


  • Needs water vapor or humidity to work effectively

3. PURE Car Air Purifier 3in1

Best for Your Automobile

PURE car air purifier 3in1


This car plug-in air purifier by PURE is a budget solution that can remove all kinds of powerful and pungent odors in your auto. The slick and minimalistic design, with an LED light, lets you know when it’s working, and complements its easy-to-use functionalities. It can rid your car of dust and pollen that would otherwise aggravate your allergies by purifying and ionizing the air.

A major benefit of this 5.6-ounce model is its efficiency and effectiveness in neutralizing not only strong stenches but also airborne pollution and viruses. As an ionizer, it eliminates germs that can be harmful, while the UV-C light makes it easier and safer to do so.

You’ll also find USB ports on the air purifier with a quick charge 3.0 technology for you to charge your mobile phone and other devices. So instead of alternating between a purifier and charging your phone, you can do both simultaneously.


  • Purifies and ionizes the air of harmful bacteria and other odors
  • USB charging ports
  • High-quality for considerably less money
  • Scented air freshener included


  • Design not compatible with all car types
  • Might drain your car battery faster

4. GermGuardian GG1100W

Best Filter-Free Pluggable Air Purifier

Germ Guardian GG1100W


If you’re looking for an easy solution to rid your house of pungent smells without costing you a lot of money, take a look at what the GermGuardian GG1100W plug-in air filter has to offer. This device is a sanitizer and deodorizer that is quick to reduce germs around.

Once you plug it into any outlet in your home or office, the UV-C light will eliminate harmful viruses, and household smells that may be caused by your pets, children, kitchen, bathroom, or the outdoors. Not only does it entirely eliminate germs and bacteria from the air, but it destroys their ability to reproduce. There is no looming threat of harmful bacteria or viruses infecting your home.

It is very easy to use – you don’t have to set up or assemble any parts. The simple plug-in feature makes it easy to transport it from room to room, or anywhere for that matter. You will need to change the UV-C light after every six to eight months to keep it running smoothly.


  • More effective as it’s a UV-C powered purifier 
  • No filters so don’t have to constantly change it
  • Kills molds and germs from the air
  • Adjustable design to fit into tight spaces


  • The fan is slightly loud

5. GT50 Plug-In Air Purifier System

Best for Small Areas

GT50 plug-in air purifier system


Don’t be fooled by the size of the GT50. Its compact and convenient casing makes it ideal for small spaces like cabinets, closets, and cars. You can travel with this small plug-in air purifier and use it to combat any unwanted odors at your workplace, hotel room, or any other small space. If you’re looking for good quality cleaning at a low price, this may be a suitable choice.

The best part of this pocket-sized purifier is its adjustable purification feature. With the flick of your wrist, you can regulate the level at which the machine works to remove filth from the air.

Turn the knob to your desired level of purification, and the GT50 will eliminate contaminated air without releasing toxic ozone. You won’t be constantly changing filters or using harsh chemicals to purify your air. This device is both environmental and health-friendly.


  • Compact and easy to carry
  • Improves air and health quality efficiently 
  • Adjustable purification levels
  • Low energy consumption


  • Not effective in larger spaces
  • Doesn’t come with a scented air freshener

6. AAP 50

Best Ionic Plug-In Air Purifier

AAP-50 plug-in ionic air purifier


AAP 50 from O3 Pure is both easy-to-use and low maintenance plug-in ionic air purifier, with the ability to clean and deodorize air of all kinds of unpleasant smells. It has an adjustable ozone concentration feature, so you can increase or decrease the level at which the purifier operates according to your needs. The small sizing makes it easy to carry around and place anywhere.

From your laundry room to cupboards, to underneath the sink, the purifier will eliminate all bacteria and odors from up to 150 sq ft. The purified air creates a fresh atmosphere and is most effective in combating mold and mildew.

There are no discernible health effects such as sore throat or irritation, as the product is RoHS and CE certified. No harmful chemicals are produced or used in the AAP 50, while the concentration of ozone is controlled entirely by you. What makes it user-friendly and low maintenance is its oiled fan system. You won’t need to replace or clean any filters for however long you use this purifier.


  • No negative health effects
  • Removes bacteria that can cause allergies 
  • Adjustable ozone concentration
  • Low maintenance 


  • The smell of ozone can be slightly strong
  • Can get loud after being used for long

7. PureAir 50 Plug-In Air Cleaner

Perfect for Traveling



PureAir 50 is one of the latest models by GreenTech Environmental, a US-based tech company that focuses on products to improve the health and lives of their consumers. This device comes from a family of plug-in ion generators of different sizes and styles (pureAir 500, pureAir Fridge). It’s both quiet and powerful and can work against all kinds of difficult and pungent odors in minutes.

PureAir 50 can cover an area of 325 sq ft. To cover more area, you can also use them in combination. This compact device weighs only 6.35 oz and can be put in any small space – bedrooms, bathrooms, kitchens, garages – and will sanitize bacteria, viruses, and mold from the air. It prevents you from developing allergies or other respiratory diseases as the air is kept clean and free of toxic fragrances.

As this model doesn’t use any filter, there’s no need to change filters. You will just have to clean out any dust that settles in and around the purifier to keep it functioning well. All you have to do is plug the pureAir 50 directly into any outlet, and in less than an hour, your room will smell nice, clean, and fresh.


  • Cleans the air of odors and bacteria, virus, and other germs
  • Easy-to-use and plugs directly into an outlet
  • Quiet and powerful machinery 
  • Low maintenance 


  • Not suitable for very large spaces

Why Choose Plug-in Air Purifiers?

Plug-in air purifiers are the alternate solutions to planting trees inside your home to clean the air as they can easily be placed anywhere in your room or office space.

Modern, easy to use plug-in air cleaners just need an outlet to function. They will silently clean out the air of all unpleasant and strong odors. If you think you live in a place where air pollution penetrates your walls and seeps into your house, a plug-in air purifier can be of great help.

These devices are much safer than many other ways employed to clean the air of toxic particles and odors. Air purifiers with ionic and HEPA filters ensure that the ozone released into the air is in moderate amounts and completely harmless.

Depending on the model, you only need to make sure of regular maintenance, the only labor it requires. Most devices only require you to clean the dust off its crevices and exterior to ensure smooth functionality.

What Are Some Benefits of Plug-in Air Purifiers?

To start with, plug-in air purifiers are among the most cost-effective ways to keep indoor air clean. As we deal with different odors every day, an air freshener isn’t enough to overpower the stronger smells.

Models that come with in-built air fresheners will rid the air of the pungent smell and replace it with a breezy, light scent all on its own. The dual functionalities of modern air purifiers make them a handy gadget in any home where pets or children might stink up the place.

Designed mostly for small spaces, all you need to do is connect these compact devices to a socket. There is no learning curve involved, as there are no parts to be assembled or a guide that needs to be followed. It’s a simple plug and play tool.

The Advanced Technology Behind Plug-in Air Purifiers

Most plug-in air purifiers have replaced filters with a UV-C light bulb that eliminates germs and odors. UV C bulbs only need changing once every eight months to a year. Simply put, a good quality device is guaranteed to last you a long while.

Moreover, some modern models also use the latest technologies like ionic air purifiers and HEPA filters. They are more efficient, effective, and powerful at a much lower cost and convenient size. 

Plug-in Air Purifiers as Efficient, Suitable, Travel Accessories 

Plug-in air purifiers are compact that makes them easy to adjust anywhere. Whether you’re traveling or want your office space to smell better, they can be your travel partners.

More so, they don’t take up any excess space. Unlike larger air purifiers that need to be mounted on a surface and can make your house look cluttered, these devices are preferable because of their convenient sizing.

You’ll also be saving money by investing in a decent plug-in air purifier. One of their striking qualities is being energy efficient without compromising on the performance, which means you can also save on your energy bills.

READ ALSO: What Temperature Kills Germs in the House

Air Purifiers vs Plug-in Air Purifiers

An ordinary air purifier is much larger in size as compared to a plug-in device that you can even carry around in your purse or bag.

Traditional air purifiers are better suited for larger rooms and require their own space on a table or floor. So if you’re already having a hard time adjusting your existing furniture, an air purifier would be an added burden.

Plug-in air purifiers are a no-brainer. They can easily be plugged into any socket on your wall or extension, and you won’t have to rearrange any furniture to make room. They’re also convenient for cars, cabinets, and any small space.

However, ordinary air purifiers are more likely to release ozone at a greater concentration than small, plug-in air cleaners.

You can also expect modern plug-in devices to exhibit high performance as well. The size doesn’t matter, as their energy-efficient HEPA and ionic filters can sanitize indoor air in less than thirty minutes.


We’re lucky to be living in a time when you can control the air you breathe and the odors you smell. A small plug-in air purifier can eliminate any unwanted odor and clean the air of germs simultaneously.

With modern technology advancing every day, the range of purifiers to choose from that come with great features is also expanding.