The best replacement for dehumidifier is air purifier.

The best alternatives to dehumidifier are rated as following:
★★★★★  air purifier
★★★★★  humidifier
★★★★★  air conditioner
★★  vaporizer
★★  air conditioning
★  exhaust fan
★  heater
★  humidifier for allergies
★  air exchanger
★  humidifier for asthma
★  damprid
★  tumble dryer
★  portable air conditioner
★  air filter
★  hrv
★  ventilation
  humidex
  purifier
  air cooler
  aircon
  extractor fan
  heating
  open windows
  air cleaner
  central air
  frigidaire
  humidifier for a cough

Your alternative for dehumidifier is not listed? Suggest!
Speaking about dehumidifier, one probably shouldn't forget about drain hose.

Other search terms related to dehumidifier and their ratings are:
★★★★★ drain hose
★★★★ air purifier
★★★★ air conditioning
★★ ac
★★ condensate pump
You have in mind a companion for dehumidifier and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of dehumidifier in all years. Click on graph for more.
dehumidifier
air purifier
humidifier