The best replacement for extender is repeater.

The best alternatives to extender are rated as following:
★★★★★  repeater
★★★  access point
★★★  pump
★★★  hanging
★★★  extension tube
★★★  router
★★  teleconverter
★★  booster
★★  powerline
★  bathmate
★  stretcher
★  jelq
★  hanger
★  traction device
★  estender
  ads
  wifi booster
  new router
  second router
  kenko
  jelqing
  signal booster
  rf extender
  size genetics
  htpc

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

Other search terms related to extender and their ratings are:
★★★★★ jelqing
★★★★ 100-400
★ same ssid
clasp
lobster clasp
media center
You have in mind a companion for extender and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of extender in all years. Click on graph for more.
extender
repeater
access point