『この素晴らしい世界に祝福を！ファンタスティックデイズ』 is a role-playing game available on Android that transitioned to an offline format following its service termination on January 30, 2025. Players can immerse themselves in various storylines, including character episodes, main narratives, and gacha stories, offering a rich narrative experience. The game is designed for devices running Android 9.0 or higher, requiring at least 4GB of RAM for optimal performance.

The app has a download size of approximately 4GB, so it is recommended to install it while connected to Wi-Fi. Although the offline version provides plenty of engaging content, some stories and illustrations may not be included. This game utilizes Live2D technology, enhancing the visual appeal of the characters within the storytelling experience.