How much should you spend to acquire a mobile user who actively engages with your app? This is the question we address in the Q4 2014 Liftoff Mobile App Engagement Index report. Some of our findings include:

  • Companies spent an average $9.96 to acquire a registered mobile user from app install ads
  • The cost to acquire a registered user was 23.4% more expensive on iOS vs Android
  • CPAs for transactional events were significantly less on iOS including buying, reserving and subscribing
  • Users who installed a social app shared content 19 times within the first 30 days after install

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