Roblox Muscle Simulator Codes (October 2023)

Update September 28, 2023 

  • Added a new code!

Our Roblox Muscle Simulator Codes has the most up-to-date list of OP codes that you can redeem for new Strength, Gems, and additional freebies. These items will set you apart from the rest of the pack, as you strengthen up in style!

All Muscle Simulator Codes List

We'll keep you updated with additional codes once they are released. You should make sure to redeem these as soon as possible because you'll never know when they could expire! All of these codes have been tested on the date that this post was released. If you find one that is expired, please let us know the exact code in the comments below so we can remove it!

Make sure to enter the code exactly as it is listed or it might not work correctly!

Muscle Simulator Codes (Working)

  • UPD2—Redeem for Strength and Gems (New)
  • 160kbench—Redeem for Strength and Gems
  • 20klift - Redeem for 50 Strength and 120 Gems
  • 10klikes - Redeem for 300 Strength and 80 Gems
  • 1stcode - Redeem for 75 Strength and 10 Gems

Muscle Simulator Codes (Expired)

These Muscle Simulator codes no longer work.

  • No expired codes

How to Redeem Muscle Simulator Codes

It's easy to redeem codes for free rewards in Muscle Simulator. Just launch the game and press the Twitter button on the left side of the screen. A new window will appear where you can enter each working code into the text box. Press confirm to receive your free reward.

Game Description & Recent Update

💪 Train to become the strongest robloxian of all time! Lift weights, unlock new Gyms, compete with other Players, collect epic pets, gain new moves and much more in Muscle Simulator!

✨ Premium Benefits: +1 Daily Fortune Spins


NEW Bosses! Defeat them for huge rewards & perks!

NEW Friend boost! Invite friends for % boost to gain more strength!


If you're looking for codes for other games, we have a ton of them in our Roblox Game Codes post! You can also get a bunch of free stuff via our Roblox Promo Codes page.

Get Roblox codes and news as soon as we add it by following our PGG Roblox Twitter account!

About the Author

J.P van Wyk is your friendly codes guru to help you find all the latest codes for your favorite games on all platforms. He has been playing video games for 26 years, and you can catch him relaxing to a horror game when he is not on the hunt for the latest codes in Roblox and other games.


Roblox Muscle Simulator Codes (October 2023)

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