Active Big Brain Simulator codes
- 20,000 Coins
- 5,000 Coins
- 5000 Coins
- 2500 Coins
- Coins
How to redeem Big Brain Simulator codes
- Launch Big Brain Simulator on Roblox.
- Find the Codes button, usually on the side of the screen or inside the Settings or Shop menu.
- Copy a code from this page and paste it into the text box.
- Press Redeem. Codes are case-sensitive, so paste rather than type them.
About Big Brain Simulator
Big Brain Simulator is a popular game on Roblox developed by Fluid Games, first released on April 13, 2020. The game has 197.3 million visits and 1.2 million favorites to date. We currently track 5 active codes and 4 expired codes for Big Brain Simulator. This page was last updated on November 4, 2026.
Code history
- SPOOKY Expired
- release Expired
- 10MIL Working again
- 1Mil Working again
- IQFORXMAS Expired
- 1Mil Expired
- SPOOKY Working again
- release Working again
Expired Big Brain Simulator codes 4
These no longer work. Kept so you know which ones not to try.
- SPOOKY5,000 Coins
- release5,000 Coins
- IQFORXMASDouble Coin Boost (20 minutes)
- 50MIL5,000 Coins
Big Brain Simulator
- Active codes
- 5
- Expired codes
- 4
- Last checked
- Nov 4, 2026
- Developer
- Fluid Games
- Released
- Apr 13, 2020
- Visits
- 197.3 million
- Favorites
- 1.2 million