PROJECT MONSTER Codes

Redeem the codes below for free in-game rewards in PROJECT MONSTER. We verify every code before posting and re-check daily.

Working

3 codes

Last checked

May 19, 2026

Active PROJECT MONSTER Codes 3

Code	Description	Status
New BEEPBOOM2024	600 Gems	Active
BENTOFUN2024	Emeralds	Active
BOXINGLOVE2024	500 Emeralds	Active

How to redeem codes

To redeem codes in PROJECT MONSTER, click the Codes button in the main lobby screen, enter your code into the text box, and confirm to claim your reward. Codes are case-sensitive.

Codes reward Emeralds - the primary in-game currency - and Gems, the secondary currency used alongside Emeralds for cosmetics, character skins, and upgrades. Every redemption is directly useful regardless of how many rounds you have played.

New codes release around holidays, community like milestones, and group member milestone goals. Following the developer Twitter at @ProjectMonster3 and checking the official fan page linked in the game description are the two most reliable sources for catching codes before they expire.

PROJECT MONSTER Codes FAQ

Everything you need to know about PROJECT MONSTER codes - from redemption to why they sometimes don't work.

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How do I redeem codes in PROJECT MONSTER?

Click the Codes button in the main lobby screen, enter your code into the text box, and confirm to claim. Codes are case-sensitive.

Why isn't my PROJECT MONSTER code working?

The code may have expired, been entered with wrong capitalization, or already been redeemed on your account. Check the expired codes list to confirm the code is still active.

What do PROJECT MONSTER codes give you?

Codes reward Emeralds (the primary currency) and Gems (the secondary currency). Both are spent on cosmetics, character skins, and upgrades. Codes are one of the fastest ways to earn both currencies outside of active round play.

Where do I find new PROJECT MONSTER codes?

New codes are posted on the developer Twitter at @ProjectMonster3 and the official fan page linked in the game description. Codes release around holidays, like milestones, and group member milestone goals. Following @ProjectMonster3 is the most reliable method.