Roblox Big Brain Simulator Codes 2021

In the Big Brain Simulator game, the main objective of the players is to become the biggest brain on roblox. You can read books to earn IQ, the more IOQ you earn, the more your brain will grow. You also have to discover the planets and floating islands. Unlock the rarest books and read them to earn more IQ. 

Active Codes

CODESREWARDS
2021Get in-game coins using this code (New)
50milGet in-game coins using this code (New)
BigXmasGet in-game coins using this code (New)
MandigeElgGet in-game coins using this code
SpookyGet in-game coins using this code (New)
Xbox!Get in-game coins using this code (New)

Expired Codes

CODESREWARDS
10MilGet in-game coins using this code
1MilGet in-game coins using this code
releaseGet in-game coins using this code

How to Redeem codes in the Roblox Big Brain Simulator ?

Follow the steps below to redeem the codes in Roblox Big Brain Simulator:

  • Open the game and click the “Twitter” button located at the top of your screen. 
  • A code redemption window will open up as a result. 
  • Input your code in the text box. 
  • And strike the “Redeem!” button to get your desired reward.
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