Noob Experiment Tower Defense (also seen in game lists as Noob Tower Defense or similar “noob” tower-defense experiences) uses promo codes to grant free cash. Cash is the core currency used to buy and upgrade towers, so these codes are an efficient way to speed up early progression or test new strategies without extra grinding.
All working Noob Experiment Tower Defense codes (February 2026)
The following codes are currently known to grant cash rewards in active noob-themed tower defense experiences on Roblox. All of them are case-sensitive, so enter them exactly as written.
| Code | Reward | Status |
|---|---|---|
SHIFTLOCK |
500 Cash | Working |
1000LIKES |
500 Cash | Working |
100KVISITS |
500 Cash (status may vary) | Working |
YourMomXD |
100 cash | Working |
test |
1 cash | Working |
PVPTESTING |
100 exp | Working |
REJOINWOWWIE |
1000 cash | Working |
400kVISITS |
Party hat accessory | Working |
imdabiggestbird |
50 exp | Working |
Stoopid |
General's hcjx skin | Working |
GOODBYE2023 |
1000 cash | Working |
NEWYEAR2024 |
50 exp | Working |
5MONTHSUPDATE |
30 exp | Working |
All of these codes must be entered with the same capitalization and spelling shown above. If a code listed as working returns an error, it has likely been disabled for your server or has recently expired.
How to redeem codes in Noob Experiment Tower Defense
The redemption flow in Noob Experiment Tower Defense follows the standard pattern used by many Roblox tower-defense games.
Step 1: Launch the game from its Roblox experience page.
Step 2: Once you are in the lobby, look at the left side of the screen for a button or icon labeled Codes or CODE. Click or tap this button to open the code entry window.
Step 3: Click or tap in the text field, then carefully type or paste one of the codes from the table. Make sure you do not add extra spaces at the start or end.
Step 4: Press the Redeem, Send, or similarly named confirmation button that appears below the text box. If the code is valid for your account, you will see a success message and your cash, experience, or cosmetic item will be added immediately.
You can repeat the process with each different working code. Most experiences allow each code to be redeemed once per account.
How to confirm that a code worked
To verify that a Noob Experiment Tower Defense code has been accepted, watch for two things right after pressing the redeem button.
Step 1: Check the on-screen notification area. Successful redemptions typically show a brief confirmation message indicating the reward you received (for example, a cash or exp gain, or a cosmetic unlock notice).
Step 2: Look at your current resources. For currency or experience rewards, your cash or exp total should increase by the amount stated in the code description. For cosmetic rewards such as the party hat accessory or skins, check the relevant cosmetics or skin menu to ensure the new item is available to equip.
If there is no confirmation message and your totals do not change, treat the code as failed and move on to another entry from the working list.
Using these codes regularly provides a reliable early-game boost in noob-style tower defense experiences, letting you purchase and upgrade towers faster without extra grinding. New codes are usually tied to game updates, visit milestones, or like targets, so checking for fresh entries from time to time helps you stay up to date.