SUPPLI-X GYM app icon

Coming soon iOS and Android

Your training.
Every day.

The SUPPLI-X GYM app logs every set in seconds, keeps your rest timer running on the lock screen and brings a coach that actually knows your plan.

SUPPLI-X GYM home screen: this week, today's Push Day, gym check-in and body weight trend
Log sets with weight, reps and RIR
Rest timer on the lock screen
Apple Health and Health Connect sync
Works offline, syncs later

Workout tracking

Log every set in seconds.

Weight, reps and reps in reserve on one row. Swipe a set to copy or delete it. The app remembers your last session, shows the plate breakdown per side and tells you when it is time to add weight.

  • Linear progression hints based on your last workout
  • Exercise animation right above the set table
  • Personal bests tracked per exercise
Workout screen: Barbell Bench Press with weight, reps and RIR inputs for four sets

Rest timer

Rest. Then go again.

Finish a set and the timer starts on its own. Lock your phone, put it in your pocket, and it keeps counting on the lock screen until it is time for the next set.

  • Starts automatically when you tick a set
  • Visible on the lock screen, no app switching
  • Clear signal when the rest is over

AI coach

A coach that knows your plan.

Ask for a lighter week, swap an exercise you cannot do today or build a new routine. The coach runs on NovaOS and sees your schedule, your history and your goals, so the answer fits your week, not a template.

  • Weekly schedule with fixed days or rotating routines
  • Reschedules a missed day instead of skipping it
  • Freestyle workouts when you just want to train
Plan screen: weekly routine with Push, Pull and Leg days and a Coach button

Progress

See how far you have come.

Workouts, streaks and a twelve-month activity map. Muscle balance by sets worked, fatigue and strength trends, and your body weight next to your goal.

  • Body weight synced with Apple Health and Health Connect
  • Muscle balance by week, 30, 90 days or all time
  • Every weigh-in and every session in one history
Stats screen: 35 workouts, 12 week streak, activity map and muscle balance
Explore muscles screen: front and back body map to pick exercises by muscle

Exercise library

5,600+ exercises, every one animated.

Filter by muscle, equipment or style, tap a muscle on the body map, or add your own exercise with a photo or video. Every entry shows the movement, not a text description.

  • Barbell, dumbbell, cable, machine, body weight
  • Strength, calisthenics, olympic, plyometrics
  • Custom exercises with your own media
Exercises screen: search, filters by muscle and equipment, and a list of animated exercises

Offline-first

Start in one tap. Even with no signal.

Today's workout is one tap away. Everything you log is stored on the device first and synced when you are back online, so a basement gym never costs you a set.

  • Native apps for iOS and Android
  • Installable web app for every other device
  • Check in at the gym with a tap
Start workout screen: today's Push Day with a single start button and other routines below

Be first on the floor.

Leave your email and we will tell you the moment SUPPLI-X GYM is live. Android testers can join the closed test today.

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