10 Best Humidifiers 2025 in the United States

The Blueair 2-in-1 Purify + Humidify is a combined air purifier and humidifier designed for rooms up to 500 square feet. Its standout feature is the dual-action system: it cleans the air using HEPASilent technology while adding moisture through a 360° InvisibleMist humidification process. This allows you to enjoy fresher, cleaner air that’s also comfortably humidified.

The unit operates quietly and uses low power, making it suitable for bedrooms or living areas. Refilling the water is user-friendly thanks to a top-fill design with an LED display, and the large tank opening simplifies cleaning to prevent mold or smells. The smart pump recirculates water evenly and alerts you when a refill is needed, helping maintain consistent humidity without hassle.

Weighing 20 pounds and fairly tall, it’s best suited for a stable spot rather than frequent moving. This model is a solid choice if you want both air purification and humidification in one device, especially if you value easy maintenance and quiet performance. However, if you need precise humidity control or a smaller, more portable unit, you might want to explore other options.

The LEVOIT Top Fill Humidifier is a great choice for anyone looking to enhance air quality in larger spaces, such as bedrooms or nurseries, thanks to its impressive 2.5L tank that allows for up to 25 hours of continuous mist. The top-fill design makes refilling a breeze, eliminating the hassle of lifting and spilling, which many users appreciate. Cleaning is made simple as well, given the large opening and detachable parts that prevent hard-to-reach areas, promoting better hygiene.

Noise level is another strong point – at just 26dB, it operates quietly, making it suitable for nighttime use or for babies who need a peaceful sleeping environment. The customizable mist output with a 360-degree nozzle allows users to tailor the humidity level to their preferences easily.

The LEVOIT humidifier shines in many aspects; however, it's not designed for use with essential oils, which might disappoint some users. Additionally, while the auto shut-off feature provides safety when water levels are low, it may have a slight delay in activation, which could be a concern for those who want immediate feedback on the device's status.

The LEVOIT Smart Cool Mist Top Fill Humidifier offers a range of features that make it a convenient and efficient option for improving air quality in your bedroom. This ultrasonic humidifier is designed for rooms up to 290 square feet, making it a good choice for medium-sized spaces. Its 3-liter water tank allows for extended operation without frequent refills, and the top-fill design simplifies the refilling process, reducing mess and making it easy to clean. Additionally, its near-silent operation ensures it won't disturb your sleep, making it ideal for nighttime use.

The smart features of the humidifier are notable: the Vesync APP allows for remote control, and the auto humidity setting adjusts automatically to maintain your desired humidity level. Voice control compatibility with Alexa and Google Assistant provides hands-free convenience. Another appealing feature is the built-in essential oil diffuser, which adds a soothing fragrance to your space. However, it's important to be cautious not to overfill the water tank to avoid potential issues. Maintenance is made easier with dishwasher-safe components and included cleaning tools.

The LEVOIT Smart Cool Mist Top Fill Humidifier stands out for its quiet operation, smart controls, and easy maintenance, making it a great option for those looking to maintain optimal humidity levels effortlessly in their bedroom.