Numerous profitable apps make money via affiliate relationships, advertising, or market research. These apps' ability to pay users draws a sizable user base, which in turn draws the attention of adversattakibgtisers and other companies trying to reach a specific market. In exchange for giving users access to their platform and opportunities, certain apps may also charge a fee or take a cut of the profits. Users should be aware of the revenue streams for each app as well as any costs or fees related to using it. 1. Swagbucks: This is one of the most well-known and well-liked money-making apps available.