pregnant??

Madison
My boobs are sooooooooooo! Sore, I'm eating non stop, my lower back hurts, & im like super hot everywhere & nobody else is. 
My period isn't due for 9 days, but I use this app religiously & I had unprotected sex during ovulation. What do you guys think!? Hellllppppp do I sound preg or just getting ready for period? (this has never happened before a period) 
I'm really hoping for a baby, but I'm trying not to get too happy. For some reason I'm really feeling like I'm pregnant. Someone talk to me lol!