Not an Apple fan. I prefer Android and I currently have the Galaxy S4.
I love my S4, which is 2 years old, and will regret trading it in as it does everything I want, and more than I see on Apple products which are just coming out now!
The Samsung S4 was the first phone with a MEMS hygrometer, a fact that most people do not know.
For those with the Galaxy S4, an app which takes advantage of the built-in hygrometer:
https://play.google.com/store/apps/details?id=com.aminor.weatherstation&hl=en