Generally, the way these apps work is that users register, get a special link or code, and then share it with other people. Typically, the app tracks the referral process, letting users keep an eye on their earnings and referral status. Refer & Earn Apps are useful mrummy walaarketing tools, but their effectiveness is dependent on a number of variables, including the caliber of the good or service, the allure of the rewards, and how simple the referral system is to use. Typically, Refer Earn Apps function by giving users a special code or link that they can share with others. The first user earns a reward when someone downloads the app using that link or code. Depending on the app, the prize may differ & consist of money, gift cards, discounts, or points that can be exchanged for different rewards.