Users can easily earn rewards by sharing their unique referral code with others thanks to Uber's easy-to-use referral program. Airbnb is another well-known Refer & Earn app that gives users travel credits for referring friends to use the website to book lodging. By merely recoma23 rummymending the service to others, travelers can use Airbnb's referral program to receive savings on their subsequent trips. There are more recent players in the Refer & Earn market that provide distinctive incentives & rewards in addition to these well-known apps. One well-known peer-to-peer payment app is Cash App, which rewards users with cash bonuses for encouraging their friends to download and use the app to send money. Through the Cash App referral program, users can introduce their friends to the ease of mobile payments and earn additional money.