Gym Log - Workout Planner

Gym Log is a workout logger app. Core Design & Interface * Native iOS Design: Built with native SwiftUI; looks and feels like a first-party Apple app. * Frictionless Logging: Custom input pad to log your sets quicker. * Live Activities: Log sets and view timers directly from the Lock Screen or Dynamic Island. Workout Tracking & Planning * Advanced Programming: Supports rep ranges, supersets, RPE, and 1RM percentages. * Smart Rest Timer: Adjusts per exercise, follows supersets, and features quick-add/subtract buttons. * Workout Notes: Add comments and notes to specific exercises or entire workouts. * Presets: Long-press to quickly add customizable warmup or training presets (e.g., 3x5 @ 80%). 1RM & Volume Analytics * Auto 1RM Tracking: Automatically updates your training 1RM when you progress. * 1RM Formulas: Includes multiple estimation equations (Epley, Brzycki, etc.) and a tool to fit the best equation to your data. * Fractional Volume Tracking: Tracks volume per muscle group, including fractional sets (e.g., bench press counts as 0.5 volume for triceps, etc). * Charts & Heatmap: Visualizes training volume via long-term charts, weekly overviews, and a body heatmap. * Progress History: Tracks 1RM, max weight, max reps, and set counts over time. * Plate Calculator: Quick-access tool for calculating barbell plate loads. Data & Sharing * Local Storage: Built entirely on Apple's Core Data. * JSON Backup: Full JSON import and export capability. * Markdown Export: Export workouts and templates as markdown files for easy sharing.