Voodoo U: Curse Your Rival is a distinctive simulation app designed for passionate sports fans who want to express their emotions creatively. This app allows users to engage in light-hearted rivalry by customizing a voodoo doll representing their rival team. Users can choose from a variety of sports, including football, basketball, and cricket, with the background changing to reflect the selected game. The app offers features such as customizing the doll with team colors and names, providing a personal touch to the experience.

Beyond just cursing rivals, Voodoo U also allows fans to support their favorite teams by using the same tools to heal or protect them. Users can unleash their energy through various interactive features, including dragging pins and using effects like fire and lightning, each accompanied by animations and sound effects. The app is free with ads, or users can upgrade to a paid version for an ad-free experience and the ability to save multiple dolls.