Whether you're a globe-trotter or just don't like to be tied down, unlocked smartphones offer a sense of freedom we can all appreciate.
Because they aren't limited to working on any one specific carrier, you can simply buy a SIM card, stick it in your device, and be good to go. No need to wait for an activation, no need to get permission from your network provider.
For those of you who jet-set for business or for personal reasons, using an unlocked quad-band world phone is especially fluid and convenient because switching carriers from country to country will be a breeze.
Here in the U.S., you can get GSM carriers like AT&T and T-Mobile to unlock your phone after your contract is up, but we've picked some of our favorite handsets (in no particular order) that you can purchase and use wherever you go.… Read more