I will not have any music, books, or movies from iTunes. I'll have the following apps:
snapchat
evernote
spotify
youtube
chrome
shazam
instagram
quizlet
docs
(and maybe more)
on top of that, i'll obvs be taking photos, texting, etc.
16 gb or 32?
Read more: Should i get 16 gb or 32 for iPhone 6?