Need more Diamonds to unlock new classes? Here’s every working code for 99 Nights in the Forest this month and how to use them.

If you’ve been spending sleepless nights in Roblox’s 99 Nights in the Forest, you’ll know just how brutal the cultists, entities, and wild creatures can be once darkness falls. This eerie survival horror experience tasks you with scavenging supplies during the day and defending your camp at night while searching for four missing children.

Image Credit: Grandma’s Favourite Games

While surviving the forest is already tough, upgrading your character can make things a little easier. The game’s Classes Update introduced over 20 unique classes, each with their own perks. To unlock them, you’ll need Diamonds, the game’s premium currency, and that’s where these 99 Nights in the Forest codes come in handy.

All Working 99 Nights in the Forest Codes (October 2025)

Here’s the latest list of active 99 Nights in the Forest codes that have been confirmed to work this month:

• afterparty – 15 Diamonds

That’s the only working code at the moment, but it’s worth checking back regularly, as new codes are often added after game updates or major events.

Expired 99 Nights in the Forest Codes

Good news, there are currently no expired codes for 99 Nights in the Forest.

How to Redeem 99 Nights in the Forest Codes

Redeeming your free Diamonds is simple. Just follow these steps:

• Launch 99 Nights in the Forest on Roblox.
• Tap the Diamond icon next to the green plus in the bottom-left corner of your screen.

Image via 99 Nights in the Forest

• When the Diamond menu appears, click the blue “Codes” button on the right-hand side.

Image via 99 Nights in the Forest

• Copy and paste the code from this article.
• Hit Submit and your Diamonds will be added instantly.

Image via 99 Nights in the Forest

Why Your Code Might Not Work

If your code isn’t working, double-check that you’ve entered it correctly, Roblox codes are case-sensitive, and even an extra space can cause an error. All the codes listed above are verified and up to date as of October 3, 2025, so if one fails, try re-entering it carefully.

When Is the Next 99 Nights in the Forest Update?

The next big content drop for 99 Nights in the Forest is scheduled for Saturday, October 4, and it’s called the Taming Update. This new feature will let players tame animals as pets to help protect their camp. It’s also likely to introduce fresh enemies, events, and maybe even a new redeem code, so keep your eyes peeled.

What Is 99 Nights in the Forest?

For newcomers, 99 Nights in the Forest is a fast-growing survival horror Roblox game developed by Grandma’s Favourite Games. Players must explore a cursed forest, build defences, and fend off cultists and monsters. The atmosphere is dark and tense, and with limited resources, every night feels like a fight to stay alive.

If you’re just starting out, check out some community tips and tricks to help you last longer and make the most of your Diamonds.

The post 99 Nights in the Forest Codes for October 2025 and How to Redeem Them for Free Diamonds appeared first on Shane the Gamer.