Facebook today released a new SDK that allows mobile app developers to integrate WhatsApp verification into Account Kit for iOS and Android. This will allow developers to build apps where users can opt to receive their verification codes through the WhatsApp app installed on their phone instead of through SMS.
Today, many apps give users the ability to sign up using only a phone number — a now popular alternative to Facebook Login, thanks to the social network’s numerous privacy scandals that led to fewer people choosing to use Facebook with third-party apps.
Plus, using phone numbers to sign up is common with a younger generation of users who don’t have Facebook accounts — and sometimes barely use email, except for joining apps and services.
When using a phone number to sign in, it’s common for the app to confirm the user by sending a verification code over … Read the rest