Game engine Unity has announced it will begin charging developers a fee every time a user installs their game. That's even if someone's just installing games they already own on a new computer.

Game characters have come a long way in the last few years, but Genies — the company best known for its ultra-stylized digital avatars — is kicking that evolution into high gear. After announcing a ...

For years, the Unity Engine has earned goodwill from developers large and small for its royalty-free licensing structure, which meant developers incurred no extra costs based on how well a game sold.