Eligible devices include (domestic versions):

Alcatel IDOL5
Apple iPhone 5c (Verizon only)
Apple iPhone 5s (Verizon only)
Apple iPhone 6
Apple iPhone 6 Plus
Apple iPhone 6s
Apple iPhone 6s Plus
Apple iPhone 7 (Verizon only)
Apple iPhone 7 Plus (Verizon only)
Apple iPhone 8 (Verizon only)
Apple iPhone 8 Plus (Verizon only)
Apple iPhone SE
Apple iPhone X (Verizon only)
Apple iPad
Apple iPad Air 2
Apple iPad Air
Apple iPad Mini 4
Apple iPad Mini 3
Apple iPad Mini 2
Apple iPad Pro
BLU S1/VIVO S
Essential Phone
Google Nexus 5 (16 & 32 GB – black/white/red) (Verizon only)
Google Nexus 5X (all versions)
Google Nexus 6 (32 & 64 GB – black/white)
Google Nexus 6P (all versions)
Google Pixel
Google Pixel XL
Google Pixel 2
Google Pixel XL 2
HTC One A9 (Sprint Version only)
LG X Charge
moto e4
moto e4 plus
moto g4
moto g4 play
moto g4 plus
moto g5 plus
moto g5s plus special edition
moto x pure edition
moto x4
moto z2 play
Orbic Wonder
Samsung Galaxy Note8 Special Edition
Samsung Galaxy S7 edge Special Edition
Samsung Galaxy S7 Special Edition
Samsung Galaxy S8 Special Edition
Samsung Galaxy S8+ Special Edition