Wrist Trainer

Wrist Trainer — your wrist training companion Hold your phone sideways, perform wrist extension and flexion, and the app calibrates automatically and counts repetitions. Training records stay only on your device. Features: • Automatic counting: motion sensors detect wrist extension and flexion; a repetition counts after the target angle is reached and held; • Automatic calibration: hold the phone sideways, screen down, and stay steady for 3 seconds; • Adjustable target angle, repetitions per direction, and hold duration; • Independent counts for both directions with haptic feedback and voice counting (English/Chinese audio); • Local session history to review anytime; • Interface in English, 简体中文, Español, Português, 日本語, 한국어 with light and dark themes; • Raw sensor data is never saved or uploaded. No account is required: Free mode, individual Extension and Flexion plans, and local…