Will iOS 7 delete everything on my iPhone 5 if I update it?

I've been curious and wondered if iOS 7 will delete my stuff if I didn't back it up on my computer. I have a non jailbroken iPhone 5 with iOS 6.1.4 and I have a lot of apps and photos and music that I'd like to keep when I update it to iOS 7

Iphone 4 monthly bill verizon?

I'm going to get a job starting next week and i was wondering how much is the iphone 4 if i have an upgrade available how much would it cost? 16GB with unlimited texting, talk, and access to the internet would it be cheaper if i went on my own plan? Do i need to be over 18 to have my own plan or do i need parent permission.

ITunes on windows 7 doesn't recognize iPhone 4 running iOS 7 beta 6?

Hi Apple recently released iOS 7 GM version and i found out that its only available through the Dev centre so i decided to download it from one of those file sites where you usually download it without using the dev centre. Anyways, iTunes doesn't recognize my iPhone which is weird because it recognized last time i used iTunes which was a week or two ago. So i can't update to GM now… I Think. I was hoping i could get some help from you on how to get GM version without downgrading to iOS 6.x.x. Any ideas?

My iPhone 4S doesn't have 4G?

Hi. I have an iPhone 4S with Verizon. I was wondering why I don't get 4G on it. My friend has an iPhone 4S too with Verizon and he gets 4G. It said it gets 4G in the "Fingertips" booklet, but I don't know why I don't get it!

What apps are popular for the Iphone?

I'm getting an iPhone tomorrow and am wondering what kind of apps are popular? I have a iPod Touch 4th Generation that has almost 10 apps (not a real player of games). I was wondering when I get my iPhone that I could, you know, "Update" it. What apps should I download?

2 year contract for iphone 5 price for sprint?

Okay my dad has a credit score range of 300-500 and I'm just wondering how much will sprint charge me to get a iphone 5 with a 2 year contract and I just want the phone for apps and music and other stuff like just a Wi-Fi phone not to pay a phone bill so how much would they make me pay upfront is my question I only got 370 to spend so how much would it cost all total upfront