Refer and earn apps are smartphone programs that provide incentives for users to share the app on their social media accounts. Referral programs are incorporated into thrummy gold - indianese apps, rewarding users who successfully invite new users to the platform. In most cases, users have to provide their contacts with a special code or link to start the process. The referring user gets rewarded—which could be in the form of points, money, discounts, or other incentives—when a new user registers using this information.