Roblox Muscle Simulator Codes (June 2021)

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!

Update June 16
  • One new code

Muscle Simulator Codes (Working)

Here's a look at all of the working Muscle Simulator codes.

  • 20klift - Redeem for 50 Strength and 120 Gems (NEW)

  • 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!



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