GymJC – Workout & Interval Log

Workout Tracker, Gym Log, Rep Counter & HIIT Timer – Log Reps, Sets & Workouts for Free

GymJC is the workout tracker and gym log that keeps it simple. A fast rep counter, HIIT timer, Tabata timer, and interval timer — all in one app. Built for strength training, bodybuilding, EMOM, AMRAP, and cardio. Log workouts, track progress with charts, and sync with Apple Health.

WORKOUT TRACKING MADE SIMPLE

• Log workouts quickly with an intuitive, distraction-free interface • 235+ exercises with professional video demos • Create custom exercises or variations from existing ones • Track sets, reps, weight, bodyweight, time, distance, duration • Add notes and location to each session

ADVANCED TRAINING TOOLS

• Interval timers: HIIT, Tabata, EMOM & AMRAP with voice cues, custom sounds & rep tracking — use built-in presets or create your own • Supersets & tri-sets • RPE (Rate of Perceived Exertion) tracking • Intelligent rest timer and workout timer with auto-start • 1RM Calculator with rep range estimates • Plate Calculator with visual barbell diagram • Live Activities on Lock Screen & Dynamic Island • Built-in programs: StrongLifts 5×5, PPL, Upper/Lower, Arnold Split & more • Create workout templates from scratch or save any workout as a reusable template

YOUR PROGRESS, VISUALIZED

• See your improvement with beautiful charts and detailed statistics • Interactive volume, duration, and frequency charts • Workout streak tracking • Muscle group distribution across 13 groups • Weekly, monthly, and yearly activity calendars • Progress views for week, month, year, or all time • Automatic personal record tracking • Share beautiful workout summary cards on social media — even overlay your stats on a gym selfie

BODY TRANSFORMATION TRACKING

• Progress photos: capture Front, Side, and Back poses • Ghost Mode: align new photos perfectly with a transparent overlay of your previous shot • Compare and share your transformation with side-by-side photo comparisons • Interactive body diagram for quick measurement logging • Multiple measurement points (weight, chest, waist, arms, legs, and more) • BMI calculation with health indicators • Visual progress charts for every measurement

APPLE HEALTH INTEGRATION

• Sync completed workouts, weight, and height with Apple Health • Review your heart rate chart after each session • Import weight and height from Apple Health

PRIVACY-FIRST

• Your data stays yours—always • All data stored locally or in your iCloud account • No third-party servers or data mining • Full backup & restore

HOME SCREEN WIDGETS

• Stay motivated with widgets showing weekly workouts, volume, duration, and your current streak

FREE TO USE

• Unlimited workout logging • 235+ exercise library with videos • Custom exercises & variations • Supersets & tri-sets • Built-in programs & templates • 1RM & Plate calculators • RPE tracking • Weekly stats & charts • Body measurements & progress photos (3-month history) • Personal records (recent) • iCloud sync • Interval timers (HIIT, Tabata, EMOM, AMRAP) • Rest timer + Live Activities • Apple Health sync • Backup & restore

GO PRO FOR MORE

• Full stats: month, year, all time • Add up to 10 exercises per interval timer preset • Unlimited measurement & progress photo history • Complete personal records history • Backup import/export for full data portability

Perfect for powerlifting, bodybuilding, CrossFit, calisthenics, or general fitness — GymJC adapts to any training style.

Download GymJC and train your way to your strongest self.