Zappy US is a lifestyle app designed for iPhone users, developed by Tom Greenberg. The app provides a convenient solution for users to charge their devices on the go using shared power banks. With Zappy US, users can locate nearby power banks, reserve them, and enjoy uninterrupted device usage without worrying about battery life. This free app offers a seamless experience for users who require a reliable power source while out and about.

Zappy US aims to enhance user convenience by offering a network of shared power banks accessible through the app. By facilitating easy access to power sources, this app caters to the needs of individuals seeking a practical solution for charging their devices while on the move.