GymJC – Workout & Interval Log
Log sets. Count reps. Private
About
Log your gym workouts, track muscle recovery, and plan future sessions based on your body's readiness. Features include a rep counter, interval timers, and detailed progress visualization. Syncs with Apple Health for comprehensive fitness tracking.
What's New in GymJC
1.4.2
October 30, 2026
Every week counts • New Weekly goal in Statistics — choose 1 to 7 workouts a week • Keep your workout streak alive — every week you train counts • Exercise charts now highlight your records and progress • More accurate personal records, especially in lbs • Bug fixes and stability improvements Keep the weeks coming!
MoreSubscriptions & In-App Purchases
GymJC Pro
Extended stats, full history & backup import/export
Developer apps
FAQ
What is GymJC?
GymJC is a workout tracker and gym log designed to help you log sets, count reps, and track muscle recovery. It also includes interval timers for HIIT, Tabata, and EMOM workouts, and can help build your next workout based on muscle readiness.
How does GymJC track muscle recovery?
GymJC tracks each set logged per muscle group, allowing it to determine which muscles are recovered and ready for the next session. It provides a muscle recovery map visualizing this information.
Can I create custom exercises in GymJC?
Yes, you can create custom exercises or variations of existing ones. You can also add your own photos to serve as thumbnails and illustrations for these custom exercises.
What advanced training tools does GymJC offer?
GymJC includes interval timers with voice cues, supersets, tri-sets, RPE tracking, an intelligent rest timer, a 1RM calculator, and a plate calculator. It also supports Live Activities on the Lock Screen and Dynamic Island.
How does GymJC visualize progress?
GymJC offers detailed statistics and beautiful charts to visualize your improvement, including interactive volume, duration, and frequency charts. It also tracks workout streaks, muscle group distribution, and personal records.
Does GymJC sync with Apple Health?
Yes, GymJC integrates with Apple Health, allowing you to sync completed workouts, weight, and height. You can also review your heart rate chart after each session.
What are the subscription options for GymJC Pro?
GymJC Pro offers two subscription plans: $3.99 per month or $24.99 per year, providing access to premium features.
What is the age rating for GymJC?
GymJC has an age rating of 4+, making it suitable for a wide range of users.
