The best replacement for microwave is toaster oven.

The best alternatives to microwave are rated as following:
★★★★★  toaster oven
★★★★★  oven
★★★★★  convection oven
★★★★  stove
★★★  convection
★★  microwave oven
★★  conventional oven
★  fiber
★  microwave
★  infrared
★  boil water
★  convection microwave
★  steam vegetables
★  hood
★  boil hot dogs
★  rf
★  oven baked potato
★  oven cooking
★  bake nachos
★  toaster pop tarts
★  kettle
★  cell phone
★  steam oven
★  electric steriliser
★  electric bottle sterilizer
★  oven spaghetti squash
★  conventional cooking
  hood over range
  regular microwave
  satellite
  inverter
  electric sterilizer
  oven chex mix
  oven which is better
  conventional microwave
  baked potato
  boil potatoes
  electric oven
  steaming vegetables
  electric bottle sterilizers
  bake sweet potato
  fiber optics
  steam steriliser
  range hood
  microhood
  otg
  electric stove
  electric sterilizers
  radio wave
  pressure cooker
  stove top
  millimeter wave
  boiling water
  radio frequency

Your alternative for microwave is not listed? Suggest!
Speaking about microwave, one probably shouldn't forget about convection oven.

Other search terms related to microwave and their ratings are:
★★★★★ convection oven
★★★★ convection
★★★ hood
★★ pizza oven
★ oven
★ melting
★ husk
toaster oven
exhaust hood
convection and grill
husks
You have in mind a companion for microwave and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of microwave in all years. Click on graph for more.
microwave
toaster oven
oven