DexertoRoblox‘s Ultimate Tower Defense codes hand out free in-game rewards to boost your progress, from gold and gems to rerolls, souls, and even exclusive chests.
These bonuses help you strengthen your roster, unlock rarer units, and get through tougher waves more efficiently. As you keep playing, you’ll face bigger challenges and events, which is where redeem codes come in handy.
Developer Ghostworks tends to drop them during updates, milestones, or seasonal celebrations, giving you a chance to claim limited-time perks without spending your resources. So, here’s everything available right now and how to redeem them all.
Active codes in UTD
As of September 22, 2025, there are currently six codes available to redeem in UTD, the newest of which, ‘Rem&Ram!’, provides Perk and Trait rerolls:
Code | Rewards |
|---|---|
1bVisits | (Must be level 30+) Free rewards |
brokenGamepassCode | (Only for Gamepass holders) Free rewards |
K1L4 | |
SubscribeToAlopekForShinyRimuru | Shiny limited Rimuru unit |
Update42 | (Must be level 10+) 40 Trait Rerolls 1,000 Rubies |
Rem&Ram! | 40 Perk Rerolls 40 Trait Rerolls |
resetModifier | Resets boosts |
Expired codes list
Code |
|---|
2023 |
2024GivingThanks |
20MVisits |
20Updates |
210klikes |
How to redeem codes
In order to redeem the above codes, you’ll need to ensure that you follow this list of short steps:
- Log into Ultimate Tower Defense in Roblox by pressing the green launch button.
- Click the Twitter icon on the bottom left corner.
- Type in your desired code.
- Press ‘Redeem’ to activate the code.
Ghostworks / Screenshot captured by DexertoWhat are codes used for in Ultimate Tower Defense?
Promo codes exist in most Roblox worlds, but in Ultimate Tower Defense, they are used to unlock rewards such as Gems, Gold, and Towers. Gems and Gold are used as experience points and in-game currency, but Towers are special one-off events that allow players to chase even more lovely loot.
If you’re looking for more free redeemable items, check out our pages for Blox Fruits codes, Grow a Garden codes, Goalbound codes, Pokemon Bronze Forever codes, and Slayers Unleashed codes.