GymTracker is an Android application for tracking your gym exercise activities, and recording them even without unlocking your phone. Features - Create and edit gym programs - Use Android lock screen notification to record your reps and resistances during exercise, without opening screen lock - Export and import the programs as JSON files - Submit exercise data to Google Fit - Export and import sessions as JSON files - Edit / correct information in the sessions (Pro feature) See the website https://tfager.github.io/gymtracker/index.html for more info and instructions.