For a while Apple has been selling the iPhone 5s via their online stores, although the caveat is that you'd have to buy it locked to any of the major carriers and sign a new two-year deal with the company. Well the good news is that if you were thinking about picking up an iPhone 5s for yourself but don't want to be tied to a contract for whatever reason, you might be interested to learn that Apple is now selling SIM-free iPhone 5s units via their online store.
Ubergizmo , Apple To Offer SIM-free iPhone 5s In The US, Apple To Offer SIM-free iPhone 5s In The US