As of 2026, the traditional Sprint upgrade process has been fully integrated into the T-Mobile ecosystem , as Sprint is now a defunct brand. Legacy Sprint customers can no longer use original Sprint stores or apps; instead, all upgrades are managed through the or T-Mobile.com . Current Upgrade Programs

Most legacy Sprint-specific programs like "iPhone Forever" or "Sprint Flex" have been replaced by T-Mobile's modern equivalents:

: 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". 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.