From any appropriate electrical socket.
No you only need to charge modern mobiles until they are fully charged.
iPhone 4s is easier to use, but it depends on which Htc, I would say the iPhone 4s
Until ones iPhone is charged.
Yes. The iPhone 4S is amazing. Siri is really accurate.
Your iphone should have a warranty on it including the charger. So go to an apple store and use the warranty to replace it.
iPhone. No doubt.
Personally, I prefer the Iphone 4s-but that may be beacuse im biased since I've only known the Iphone, but put it this way, the Iphone 4s is much more popular
iPhone 4S. 8 megapixel camera... A5 processor (really fast and as fast as the iPad) many great features!
you should visit Apple store for your iphone 4s.
The iPhone 4s is the 5th iPhone that Apple has made.
iphone 4s
No. iPhone 5 is not better than the iPhone 4S.