About Idle Defense
Idle Defense is a popular game on Roblox developed by Idle Defense, first released on October 20, 2025. The game has 5.4 million visits and 6.6 thousand favorites. We currently track 19 active codes and 15 expired codes for Idle Defense. This page was last updated on September 11, 2026.
Active Codes
19How to Redeem Idle Defense Codes
- Launch Idle Defense on Roblox
- Look for the Codes button or Settings menu
- Click on it to open the code redemption window
- Copy a code from this page using the copy button
- Paste the code into the text box and click Redeem
- Enjoy your free rewards!
Code history
The latest changes we tracked for Idle Defense codes.
25OLYMPUSEVENT25was addedOLYMPUSEVENT25was addedMOONLIGHTis working againMOONLIGHTPRESENTS25is working againADVANCEDSHOP30is working again1MILis working againFIRSTBOSSLURE1is working againPRESENTS50is working again
Expired Codes
15
These codes have expired and no longer work. They are kept for reference.
| Code | Reward | Added | Action |
|---|---|---|---|
NEWBIE | 100,000 Cash | ||
FREE50DARKAURA2 | 50 Dark Auras | ||
BUFFNOOB | - | ||
LETMEENCHANTBESTIE | - | ||
2026 | the Sky Lighter unit | ||
15MILVISITS | 50 Dark Auras | ||
SANTASLASTGIFT | - | ||
FREE50DARKAURA1 | 50 Dark Auras | ||
MEDIEVALPRESENTS50 | 50 Medieval Presents | ||
RETROEVENT10 | 10 Retro Presents | ||
WAVE7 | - | ||
BROCKTHEPIRATE | the Brock the Boat (Pirate) and the Brock the Boat (Pirate) Skin | ||
LONLEYTREE25 | 25 Dark Auras | ||
50DARKAURA | 50 Dark Auras | ||
HAPPYEASTER50 | 50 Dark Auras |
Idle Defense
19 Active Codes
Contents