That's where devices like air purifiers and humidifiers come in handy. Air purifiers do what the name suggests, by removing pollutants like pollen and dust for cleaner air. Dehumidifiers, on the other hand, remove excess moisture from the air to stop mold and mildew and ensure your home is the right temperature. For this article I've rounded up 12 deals on some of the best air purifiers and dehumidifiers on Amazon right now. Follow Tom's Guide on Google News and add us as a preferred source to get our up-to-date news, analysis, and reviews in your feeds.