競馬予想アプリ is a user-friendly application designed for iPhone users who are passionate about horse racing. With this app, there is no need for registration or login, making it easily accessible to all users upon download.

The app provides predictions and various data for all races organized by JRA (Japan Racing Association). Users can access the odds for all races, allowing them to make informed betting decisions. Additionally, the app features a "激走マーク" (Hidden Gem) feature, which highlights potential dark horse contenders that users may want to consider. It also includes a "危険マーク" (Dangerous Horse) feature, which warns users about overhyped horses that may not perform well.

Other useful features of the app include information on the running style of all participating horses, their past performances, best times on the same course, track biases, and race results. Users can also stay updated with the latest horse racing news on weekdays.

競馬予想アプリ offers a comprehensive set of tools and information to enhance the horse racing experience. Whether you are a seasoned bettor or a casual enthusiast, this app is a valuable companion for horse racing fans.