Expired codes
Pet Sim 99 promo code archive
3 expired codes — historical reference only. These codes no longer work.
| Code | Reward | Status |
|---|---|---|
PS99EVENT | Event diamonds — no longer active | Expired |
HUGEUPDATE | Free booster — no longer active | Expired |
PS99RETIRE | Retired event code | Expired |
Last verified: 2026-08-22. Codes move to this archive once confirmed non-working.