The Sims 4 The Sims 4: Game Engine & SmartSim Technology By SimsVIP - August 25, 2013 39 17070 Facebook Twitter Google+ Pinterest WhatsApp - Advertisement - During Sims Camp and the EA Press Conference, Maxis confirmed that The Sims 4 is being built on an all new Game Engine, and is coupled with the all new “SmartSim“ Technology. You need not fear that any old ways are part of this new series. Advertisement