ポカリチャレンジ　クールにフリースタイルフットボール is a free lifestyle app available on the iPhone. Developed by Otsuka Pharmaceutical Co.Ltd., this app features the renowned freestyle footballer TRICkSTAR5 YO, known for his impressive lifting techniques showcased in videos with over 25 million views on YouTube.

The app offers a step-by-step approach, starting from basic moves and progressing to highly challenging techniques. Each technique is accompanied by YO's explanations, providing valuable tips for mastering difficult moves. The app also includes features like slow-motion playback and frame-by-frame playback, allowing users to closely examine fast-paced movements.

One of the standout features of this app is that it does not require an internet connection for viewing. Once the content is downloaded, it is stored within the app, enabling users to watch videos without worrying about their network connection.

Additionally, the app offers a frame-by-frame playback and reverse playback feature, which allows users to carefully analyze intricate movements. It also includes a slow-motion playback function, offering playback speeds of 1/2, 1/4, and 1/8.

For those who prefer a larger screen, the app is also compatible with the iPad, providing an enhanced viewing experience.

Overall,ポカリチャレンジ　クールにフリースタイルフットボール is a free app that offers a comprehensive guide to freestyle football techniques, presented by TRICkSTAR5 YO, with features like offline viewing, frame-by-frame playback, and slow-motion playback.