The best replacement for pocket wizard is radiopopper.

The best alternatives to pocket wizard are rated as following:
★★★★★  radiopopper
★★★★★  cybersync
★★★★  radio popper
★★★  cactus
★★★  yongnuo
★★★  skyport
★★  canon 600ex
★★  yongnuo 622c
★★  cyber commander
★★  canon st-e3
★★  su-800
★★  su 800
★★  st e2
★★  cls
★  nikon cls
★  phottix
★  cyber sync
★  pixel king
★  st-e2
★  radio poppers
  canon st-e2
  canon ste2
  nikon su 800
  profoto air
  canon st e2
  cactus v5
  canon transmitter

Your alternative for pocket wizard is not listed? Suggest!
Speaking about pocket wizard, one probably shouldn't forget about alien bees.

Other search terms related to pocket wizard and their ratings are:
★★★★★ alien bees
★★ sb 700
★★ sb600
★★ yongnuo
★★ elinchrom quadra
★★ canon 580ex
★ profoto d1
★ 580ex ii
★ ttl
★ sb900
580ex
canon 580ex ii
profoto
You have in mind a companion for pocket wizard and it is not yet here? Propose!



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pocket wizard
radiopopper
cybersync