The unlimited talk, text, and data comes with some fine print:
Video streams up to 480p, music up to 500 Kbps, gaming up to 2 Mbps. Data deprioritization during congestion. With AutoPay.
This is the lowest price we’ve seen for a plan like this, with no strings attached and no annual contract. The only thing you’ll have to keep in mind is that Sprint is a CDMA carrier. Sprint has a tool to check if your iPhone is compatible.