價格：免費
檔案大小：32.6 MB
版本需求：需要 iOS 9.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
This app is built around a 531 Strength Training program. Currently designed to help track and follow your workouts and progress to hit your fitness goals! The program itself is designed to help get your overall 1 rep max higher in the safest way possible.
支援平台：iPhone, iPad