I had no idea where to ask such a question and I tried to read their terms of use / privacy statements / about us page to find info about how this popular cost splitting app makes money to employ people.
They don’t even accept donations. Sounds very sketchy, but apparently they don’t really sell data or even offer this app to businesses. Does anyone know how they make profit?
What kind of things people buy would be my guess. Then advertisers can add that to whatever profile they have on you so they can give you ads of products that fit that profile.