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Roblox Big Brain Simulator Codes (June 2021)

Here are the working codes you can use right now to redeem in Roblox Big Brain Simulator.

Are you enjoying Roblox Big Brain Simulator and wondering how to get new codes? Then you have reached the right place. Today we will be looking at all the working codes and how to redeem them. We also got a list of the expired codes further below the page.

All Big Brain Simulator Codes List (June 2021)


Check out all the currently active and working codes for Roblox Big Brain Simulator. Redeem them to get bonuses as soon as possible because they will become invalid soon.

Roblox Big Brain Simulator Working Codes

Working and Valid Codes

  • 50mil – Redeem this code to get 2,000 Coins
  • MandigeElg – Redeem this code to get 2,500 Coins

Expired Codes

Below are the expired codes which no longer work:

  • release – Redeem this code to get 5,000 Coins
  • 10Mil – Redeem this code to get 20,000 Coins
  • 1Mil – Redeem this code to get 20,000 Coins

How to Redeem Codes in Big Brain Simulator?

These are the simple steps to redeem promo codes.

  1. Open the game in Roblox.
  2. Click on the Twitter button on the top side of the screen.
  3. A new window will open with a text box.
  4. Type or copy the working codes from above into this text box.
  5. Click on the Redeem button to get your free rewards.

If you are looking to get some more free rewards in Roblox you should also have a look at:

That’s all you need to know about Big Brain Simulator Codes. For more freebies, simply head over to our Roblox Game Codes list and click on the game you play!