To join Clear, you need a smartphone containing NFC capabilities. It has been tested on the following phones, other phones might work but this is at own risk.
iOS 12.1 or later, one of the following devices.
iPhone 7
iPhone 7 Plus
iPhone 8
iPhone 8 Plus
iPhone X
iPhone XS
iPhone XS Max
iPhone XR
iPhone 11
iPhone 11 Pro
iPhone 11 Pro Max
Android: version 6.0 or later (with NFC capabilities) on:
Samsung Galaxy S6
Samsung Galaxy S7 Edge
Samsung Galaxy S8
Samsung Galaxy S8+
Samsung Galaxy S9
Google Pixel
Google Pixel 2
Google Pixel 2 XL
LG Nexus 5X
Wileyfox Swift 2