Track. Progress. Repeat.

Fast workout tracking, beautiful progress charts, and complete privacy.

Log Unlimited Workouts for Free

Workout Log
Statistics
Measurement Charts
Measurements
Templates
Exercise Details
Workout Log
GymJC workout logging screen

Log Workouts in Seconds

A distraction-free interface built for the gym floor.

  • Intuitive, distraction-free interface
  • Built-in exercise library with video demos
  • Track sets, reps, weight, time, distance
  • Save any workout as a reusable template
  • Supersets & tri-sets
GymJC interval timer screen

Built-In Interval Timers

Every protocol you need, ready to go.

  • HIIT, Tabata, EMOM & AMRAP
  • Voice cues and custom sounds
  • Log reps between rounds
  • Use built-in presets or create your own
GymJC statistics and charts

Your Progress, Visualized

See how far you've come at a glance.

  • Volume, PR, and streak charts
  • Muscle group distribution
  • Weekly, monthly, yearly calendars
  • Automatic personal record tracking
GymJC body measurements screen

Track Your Transformation

More than just the scale.

  • Progress photos with Ghost Mode overlay
  • Side-by-side before/after comparisons
  • Interactive body diagram
  • 15+ measurement points (weight, chest, waist, arms, legs...)

Why people switch to GymJC

Most fitness apps are built around social feeds and rigid coaching systems. GymJC is built as a flexible training tool you control.

  • Built for any training style — strength, bodybuilding, CrossFit, calisthenics, HIIT, or general fitness
  • Fast, distraction-free logging for workouts and cardio
  • No account. No email. Just open the app and start logging
  • Your workouts sync through your iCloud — they never touch our servers
  • No social feed, no friends list, no notifications pushing you back in
  • Export your data anytime

GymJC is a training tool, not a coaching platform or social network.
It's designed for people who want structure without noise — and full control over their training data.

Private by Design

No account. No social feed. Workouts sync through your own iCloud and stay yours.

Live Activities

Stay focused with lock screen and Dynamic Island updates during your workout.

Apple Health

Sync workouts and import body measurements and heart rate via Apple Health.

Free to Use

Unlimited workout logging, interval timers, templates, and more — all free.

Your Next Workout Starts Here

Available free on the App Store.