Hello Karen, thanks for asking! This charger is Qi compatible meaning any Qi-certified products can take advantage of it, including the Samsung Galaxy S8, Samsung Galaxy Note8, Apple iPhone 8, and Apple iPhone X. Learn more about the specifications of the device by following this link (https://www.samsung.com/us/mobile/mobile-accessories/phones/wireless-charger-pad-2018--white-ep-p3100twegus/?redir=EP-P3100TWEGUS). ^Elizabeth