The "free" status is achieved through a specific structure rather than a simple checkout discount:

: You must activate or maintain an eligible unlimited wireless plan (e.g., AT&T Premium 2.0 or Extra 2.0).

While AT&T historically offered "Buy One, Get One" (BOGO) deals, their current promotions have shifted toward and monthly bill credits that can effectively make high-end smartphones free. Current Top AT&T Offers (April 2026)