The best replacement for lifelock is identity guard.

The best alternatives to lifelock are rated as following:
★★★★★  identity guard
★★★★  zander
★★★  trustedid
★★  equifax
★★  protectmyid
★★  credit freeze
★★  debix
★  privacy guard
★  lifelock ultimate
★  experian
★  credit karma
★  zander insurance
★  ftc
★  allclear id
★  trusted id
★  identity force
★  privacy assist
★  scoresense
★  kroll
★  idwatchdog
★  identity theft shield
★  lifelock command center
  credit secure
  costco identity guard
  prepaid legal
  all clear id
  identity guard costco
  legal shield
  id watchdog
  id patrol
  legalshield
  allclear

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Speaking about lifelock, one probably shouldn't forget about montel williams.

Other search terms related to lifelock and their ratings are:
★★★★★ montel williams
You have in mind a companion for lifelock and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of lifelock in all years. Click on graph for more.
lifelock
identity guard
zander