Legitimate "free" offers from carriers involve bill credits, not paying for one and getting the second for free immediately. Be wary if asked for "shipping" or "processing" fees.
Verify that the offer is on an official domain like apple.com or a verified carrier site. Avoid links from unofficial social media ads. buy 1 iphone x get 1 free
is an older model, "BOGO" offers are frequently used by scammers to harvest personal data. Legitimate "free" offers from carriers involve bill credits,
If you want a free or low-cost iPhone today, consider these current paths: consider these current paths: