Apple phone losing charge too quickly? Try these iPhone battery hacks to make sure it lasts when you need it most.

Assuming your credit is good (yes, there's now a credit check involved if you want to buy a new phone or plan from the carrier), T-Mobile will ask you to pay $100 for the iPhone 5 up front.

Be aware that magnetic wireless chargers that aren't MagSafe-certified will also charge at the slower 7.5-watt speed. Your laptop might seem like a convenient way to charge your iPhone ...