Can Unity just unilaterally alter the fee structure its developers were relying on, even for development projects that were started (or even completed) under completely different legal terms?

Unity announced a new fee structure today, and developers are none too happy. “We are introducing a Unity Runtime Fee that is based upon each time a qualifying game is downloaded by an end user ...

Unity Software is abandoning its "runtime fee" pricing policy, nearly a year after its announcement sparked considerable backlash from the videogame developer community.

(Reuters) - Unity Software is abandoning its "runtime fee" pricing policy, nearly a year after its announcement sparked considerable backlash from the videogame developer community.

The cross-platform game engine company, a pillar of the industry, reverts to its previous pricing structure with new cost adjustments effective January 2025.