價格：免費
檔案大小：96.4 MB
版本需求：系統需求：iOS 10.0 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
The Steel Challenge Mobile App, designed to meet the needs of members before, during, and after Steel Challenge matches. Includes rules, classifier calculator, classification info, stage diagrams, finding matches, clubs, match results, and membership info.
支援平台：iPhone, iPad