Chaos Rings III (ケイオスリングス, Keiosu Ringusu III) is a 2014 Japanese role-playing video game developed by Media.Vision and published by Square Enix. It is the fourth game in the Chaos Rings series, after Chaos Rings, Chaos Rings Omega, and Chaos Rings II. Like its predecessors, it was released on iOS, and Android devices, but also the first to be released for the PlayStation Vita platform. The PS Vita release, titled Chaos Rings III: Prequel Trilogy (ケイオスリングスIII プリクエル・トリロジー) contains all four titles in the Chaos Rings series.