Find My (or similar is the name given by various manufacturers to software and a service for smartphones), which Apple offers as a free service, helps to locate lost or stolen phones.
Find my Phone or similar is the name given by various manufacturers to software and a service for smartphones, whereby a registered user can find the approximate location of the phone if switched on, over the Internet, or by the phone sending e-mail or SMS text messages. Apple offers a free service called Find My for iPhones running iOS. This helps to locate lost or stolen phones. 
