Makers of free apps, including apps with a free plan or trial period, are forced to spend an inordinate amount of time fighting abuse of their services. Twitter has to fight spam bots, multiplayer games deal with cheaters, dev platforms have people scamming CPU time, anything that touches email needs rules and rate limits—the list goes on. This tiresome work is an endless game of cat-and-mouse, and uses time and money that would ideally be spent on improving features for real users.
