價格：免費
檔案大小：63.5 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
This app allows user to time their GB9/M19 workouts and save their scores.
Step 1. Create a new account.
Step 2. Verify your email.
Step 3. Login and press start to start GB9.
Step 4. Log your scores for each exercise during the Rest period.
Step 5. Click Save at the end of the workout.
Step 6. Click on past scores to see your previous GB9 scores.
支援平台：iPhone, iPad