Gym Star Simulator just got a fresh update, and it adds a lot for players to check out. The biggest highlight is the new Muscle Factory gym, but that’s only part of the patch. Players are also seeing new trainers, new eggs and pets, new belts, new ranks, season quests, shop improvements, and a new redeem code.

If you have been waiting for a reason to jump back in, this update gives you several.

What’s new in the Gym Star Simulator update?

Here’s a quick overview of the biggest additions players are talking about:

New contentWhat it means in-game
Muscle Factory gymA new gym area to unlock and progress through
New trainersFresh trainer options to help improve your build
New eggs and petsMore pet hatches and upgrades to chase
New beltsNew belt progression tied to the update
New ranksExtra progression goals for advancing players
Season questsMore limited-time tasks to complete
Shop improvementsUpdated shop features and item options
New codeA redeemable code for bonus items

The exact impact of these additions depends on where you are in progression, but the update clearly pushes the game further into late-game and collection-focused play.

The new Muscle Factory gym

The headline feature is the Muscle Factory gym. This gives players another themed location to unlock and work through, with stronger requirements and new progression targets.

In the gameplay footage tied to the update, players are moving through the usual loop of:

  • training muscle and stamina
  • improving pets and trainers
  • competing in bodybuilding contests
  • unlocking better gyms and equipment

That means the new gym fits into the game’s core loop instead of replacing it. If you’re not strong enough yet, you’ll likely need to keep farming your current area before you can make real progress there.

New trainers, pets, and belts

The update also introduces new trainers and new pet content. Two trainers mentioned in the update are Bob the Worker and Steel Man. Those additions suggest the new gym is meant to give players stronger progression options as they advance.

The update also includes:

  • new eggs
  • new pets
  • worker belts
  • new ranks

For most players, that means there are more upgrade paths to chase. Pets and belts matter a lot in Gym Star Simulator, so even one strong drop can change your pace in competitions and training.

Why this matters

A new gym is useful, but new pets and trainers are usually what help you keep up with the rising requirements. If you are trying to move into the newest content, it’s worth checking:

  • which pet boosts you already have equipped
  • whether your best trainers match your current training goal
  • whether your belt setup is optimized for your stat needs

New code: OVERDRIVE

A new code was shown alongside the update: OVERDRIVE.

If you want to try it, enter it in the game’s code area exactly as shown. Codes can change or expire, so if it doesn’t work later, that may simply mean it is no longer active.

CodeReported reward type
OVERDRIVESpins

As always, check the in-game redemption menu for the current code entry method.

What players should focus on after the update

If you are returning after the update, the smartest approach is to do three things first:

  1. Claim any login rewards you can.
  2. Redeem the latest code if it still works.
  3. Rebuild your loadout around your best pets, trainers, and belts before trying the new gym.

That last part matters more than it sounds. In this game, the right loadout can make a huge difference in how fast you train and how far you can push in competitions.

Simple post-update checklist

TaskWhy it helps
Redeem OVERDRIVEHelps you get extra spins
Open new eggsLets you chase stronger pets
Review trainersImproves your training efficiency
Equip your best beltSupports stat progression
Check season questsGives you update-related goals
Test the new gymShows how far your current build can go

Best way to prepare for the new gym

The update appears to reward players who have already built up strong pets, good trainers, and enough cash or training progress to unlock later areas. If you are short on stats, focus on grinding your current gym until you can move up cleanly.

A good preparation strategy is:

  • prioritize the stat you need most for your next unlock
  • use your strongest pet lineup, not just your rarest-looking one
  • match trainers to the training type you’re actively pushing
  • save spins and rewards for the biggest upgrade opportunities

You do not need to rush everything at once. In a progression game like this, steady upgrades usually beat random spending.

Is this update worth checking out?

Yes, especially if you enjoy late-game progression, pet collection, and competition rewards. The new gym, new ranks, and new seasonal content give existing players more to do, while the code and shop improvements offer an easy reason to return even if you are not fully endgame yet.

If you were waiting for a meaningful content drop, this is one of the more noticeable updates Gym Star Simulator has had recently.

FAQ

What is the main feature in the Gym Star Simulator new update?

The biggest addition is the new Muscle Factory gym, which adds a fresh progression area for players to unlock and train through.

What new code was added in this update?

The code shown with the update is OVERDRIVE. Enter it in-game through the redeem code menu.

Did the update add new pets?

Yes. The update includes new eggs and pets, along with new belts and ranks for progression.

What should I do first after logging in?

Claim rewards, redeem the new code if it still works, then check your best pets, trainers, and belts before trying the new gym.