The best replacement for air conditioner is heat pump.

The best alternatives to air conditioner are rated as following:
★★★★★  heat pump
★★★★  dehumidifier
★★★  fan
★★  air cooler
★★  swamp cooler
★  evaporative cooler
★  heater
★  central air
★  windows down
★  window
★  window air conditioner
★  heat pump cost
★  air conditioning
★  fan electricity usage
★  conditioning
  window unit
  air handler
  air purifier
  portable air conditioner
  room size
  water cooler
  portable
  inverter
  dehumidifier energy efficiency
  chiller
  ceiling fan
  cooler
  air conditioner
  climate control
  wall air conditioner
  fan energy use
  carrier
  heat exchanger
  lennox
  evaporative cooling
  open windows
  humidifier
  space heater
  trane
  3 ton

Your alternative for air conditioner is not listed? Suggest!
Speaking about air conditioner, one probably shouldn't forget about heat pump.

Other search terms related to air conditioner and their ratings are:
★★★★★ heat pump
gas furnace
furnace
You have in mind a companion for air conditioner and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of air conditioner in all years. Click on graph for more.
air conditioner
heat pump
dehumidifier