Sid Meier's Civilization VI is a turn-based strategy 4X video game developed by Firaxis Games and published by 2K. The mobile and Nintendo Switch port was published by Aspyr Media. The latest entry into the Civilization series, it was released on Windows and macOS in October 2016, with later ports for Linux in February 2017, iOS in December 2017, Nintendo Switch in November 2018, PlayStation 4 and Xbox One in November 2019, and Android in 2020.

4X is a subgenre of strategy-based computer and board games, and includes both turn-based and real-time strategy titles. The gameplay generally involves building an empire. Emphasis is placed upon economic and technological development, as well as a range of military and non-military routes to supremacy.