Sprint Phone Upgrade -

: This is the primary replacement for "Forever Upgrade". It allows you to upgrade to a new phone every 12 months once you have paid off at least 50% of your device cost and have held the device for at least 6 months.

Most legacy Sprint-specific programs like "iPhone Forever" or "Sprint Flex" have been replaced by T-Mobile's modern equivalents: Sprint Phone Upgrade

: Part of the Protection 360 program, JUMP! lets you upgrade as soon as 50% of the device is paid off, with the remaining balance covered by the carrier upon trade-in. : This is the primary replacement for "Forever Upgrade"