Rome: Total War: Barbarian Invasion is the first expansion pack for the strategy video game Rome: Total War. The expansion was released in 2005 in North America and Europe and in 2006 in Japan for Microsoft Windows. Feral Interactive released the iPad version on 28 March 2017 and the iPhone version on 9 May 2019. The Android version of the game also by Feral Interactive was released on 18 June 2019. While the main game deals with the rise of the Roman Empire Barbarian Invasion covers the decline and fall of the Western Roman Empire during the Migration Period.