Utilizing referral programs, if provided by the app, is another way to optimize profits from earn money apps. Referring friends and family to the app is a commsattaking record charton way for users of earn money apps to increase their earnings. By sharing your referral link with others, you can earn bonuses or commissions for each person who signs up and starts earning through the app. Earn money apps are a handy way to make money, but users should be aware of the risks and pitfalls involved.