no its is not a phone its a software update
No.
Yes, but some people said that iOS 7 will cause the phone run less smoothly.
For galaxy it it iOS 7 which was released 18th of september 2013
Ios 7 is the latest ios. Ios 7 is available on the fifth generation iPods, recent iPads and iPhones 4 and 5.
No it did not. It had IOS 6. But you can get IOS 7 on it. Also when IOS 7 came out they put it on the iPod 5 in stores.
Jail breaking a IOS 8 phone is hard to do. You will have to reset the phone all the way.
iOS 8 should not affect your phone at all. It should be safe.
Depends on what iOS your trying to jailbreak. iOS 8: Pangu iOS 7: Pangu and Evasi0n iOS 6: Evasi0n and Redsn0w iOS 5: Absinthe 2.0 iOS 4 and below: On your device, go to Jailbreakme.com and just install there. Note: MAKE SURE the jailbreaks are Untethered. Which means you dont need a computer to boot your phone up again.
Yes the only thing you will have trouble doing is if you want to, say update you software from iOS 7 to iOS 8 theres gonna be a problem but there are ways to get past it.
Yes, you can run iOS 7 on the iPhone 4.
There is no way to downgrade from iOS 7 without disobeying the Terms.
Yes, we are up to iOS 7 beta 4 so far and this beta is available to iOS developers.