Why Isn't My Tower Defense Simulator Code Working? When a code for Tower Defense Simulator isn't working, it's usually for one of two reasons. Either the code has expired, or it's been mistyped. To ...

Free codes once redeemed give you rewards such as Re-rolls, gems, gold, crates and more. Gold is a currency used to purchase items, and gems are used to buy new towers. These Ultimate Tower Defense ...

Tower Defense Simulator has been a solid Roblox game. After being released in 2019, the game is still going strong, with new updates to keep players active. If you haven’t played this game quite yet, ...

September 13, 2025: Added three new ASTDX codes worth plenty of gems and rerolls. What are the new All Star Tower Defense X codes? You won't be pulling new units without them unless you're ...

Listed below are all the currently known codes for SpongeBob Tower Defense. Roblox codes are released and expire at random intervals so be sure to check back frequently to get the latest free items.