9. Q4
2013
“We conducted a six-month
analysis of more
than 2,400 apps and 500
million push messages
and found what our prior
studies had, that push
messaging can more than
double app user retention
and dramatically boosts
engagement.
We also used this vertical
categorization to provide
the world’s first
quantitative view of push
notification opt-in rates.”
11. “If the current rate of growth holds, app install
spending in the U.S. will reach somewhere
between $2.6 and $4.3 billion in 2014, and
upwards of $11 billion in 2017…”