log into your app using their phone number or email address as a passwordless credential. Account Kit is powered by Facebook's email and SMS sending infrastructure for reliable scalable performance with global reach. Using email and phone number authentication doesn't require a Facebook account, and is the ideal alternative to a social login.
Login so no separate flows. • It provides long-lived sessions. • It entertains both emails and phone numbers enabling you to have more users on your application. • No password to remember. • Server-to-server validation. • Supports SMS-based authentication for hundreds of country codes(230 as at now). • It is free till your app exceeds 100,000 sms messages per month. • Supports localization of the interface, SMS messages, and authentication emails into dozens of languages(40 as at now). • Account Kit is supported for iOS, Android, and web.
Account 2. Get a Facebook App ID 3. Import the Account Kit Javascript SDK by adding this line in your <head> tag: 4. Set up UI input elements in the <body> tag: