Air purifiers that cost under $100 are small, portable and designed to be used in a single room. Read on for the best air purifier under $100.

Having the best filtration system isn’t useful if you don’t have it in the room with you. Here are purifiers you can easily circulate to make sure pollutants don’t. We may earn revenue from the products available on this page and participate in affiliate programs.

If you’re wondering why you still see dust in the home even with an air purifier, these could be the reasons why.