The best replacement for insteon is x10.

The best alternatives to insteon are rated as following:
★★★★★  x10
★★  upb
★★  z wave
★★  zigbee
★★  z-wave
★  wemo
★  iris
★  vera
★  lutron
★  foscam
★  control4
★  vera lite
★  revolv
★  nest
★  hai
  zwave
  belkin wemo
  smartthings
  micasaverde
  radiora
  leviton
  x-10

Your alternative for insteon is not listed? Suggest!
Speaking about insteon, one probably shouldn't forget about nest.

Other search terms related to insteon and their ratings are:
★★★★★ nest
★★★★ vera lite
★★★ vera
★★ irule
★ z-wave
★ homeseer
z wave
You have in mind a companion for insteon and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of insteon in all years. Click on graph for more.
insteon
x10
upb