By Editor , 6 October 2026 New Swap-and-Sell App Targets Gen Z's Secondhand Shopping Boom Lead Image Los Angeles – October 06, 2026 -- A Los Angeles startup called OneStopSwap has signed up nearly 3,000 preregistered users ahead of a targeted mid-2027 U.S. launch for a marketplace that lets people buy, sell or directly swap used items in one place.