How Keys Work: Steam Purchases June 25, 2019 00:24 Follow When you purchase Invisible, Inc. on Steam, the game will be automatically activated on your Steam account and added into your Steam games library. Related articles How Keys Work: Humble Store If I purchased Griftlands on Epic Games Store, how do I get my Steam copy? How Keys Work: Humble Store What are Invisible, Inc minimum system requirements? Invisible Inc And Windows 10