Originally Posted by stevemw
Just as the forked versions of Gingerbread and Jelly Bean that have been the basis for all the other Kindle products, you should I expect any mainstream Android app to work on the Fire Phone without some Amazon-specific modification.
I've tried to install Nova Launcher from apk, i was not able to set it as a default or put any widgets, each attempt ending with launcher crash. Google apps- Market and Maps- would not run, Music and Drive did run ok.
I just used apks, did not try to root the phone.