Best smart humidifierAirLevoit
Levoit LV600S Smart Humidifier
Warm and cool mist humidifier with a large tank and a sleep mode
LEVOIT Core 300-P Air Purifier

Best bedroom air purifier
LEVOIT $$$
HEPA purifier with a sleep mode for typical bedrooms
The LEVOIT Core 300-P is a HEPA purifier sized for typical bedrooms, with a sleep mode that dims the display. Plan for replacement filters.
Who it's for: Bedrooms with dust or pollen.
Skip if: Your air is just dry.
Alternatives with different tradeoffs — not clones of the same pitch.
Best smart humidifierAirLevoit
Warm and cool mist humidifier with a large tank and a sleep mode
Best quiet waterproof protectorProtectorsSafeRest
Cotton terry waterproof protector that shouldn't crinkle