: You purchase the phone on a 0% APR 36-month installment agreement.
: AT&T applies a credit to your bill every month for 36 months to offset the cost of the device. at&t cell phone buy one get one free
: You must activate or maintain an eligible unlimited wireless plan (e.g., AT&T Premium 2.0 or Extra 2.0). : You purchase the phone on a 0%
The "free" status is achieved through a specific structure rather than a simple checkout discount: at&t cell phone buy one get one free
: Most top-tier deals require trading in an old device within 30 days of activation. Eligibility & Restrictions Free Phone Deals & Cell Phone Offers | AT&T Wireless