Updated: August 21, 2025
GDV11RA and GDV11NG are the latest codes!
Galaxy Defense: Fortress TD is an intergalactic tower defense game in which you can use codes to get free resources essential for defending your fortress from alien invaders. If you enjoyed titles like Wizard's Survival, you'll notice the similarities instantly. The mechanics are very much the same, only this time you'll be fighting foes with guns, turrets, and other powerful weapons.
All Galaxy Defense: Fortress TD Codes List
As you progress through the game, you'll come across significant difficulty spikes that can be pretty overwhelming. Use the codes to get Stamina, Diamonds, Chest Keys, and other essential resources that'll help you get the upgrades you need to prevail. If you prefer magic to guns, we've got a list of Doodle Magic Wizard vs Slime codes just waiting for you to redeem.
Active Codes
| GDV11RA | Redeem for free rewards (New) | |
| GDV11NG | Redeem for free rewards (New) | |
| TOPTAPVIP | Redeem for 100 Diamonds | |
| GDLO100K | Redeem for free rewards | |
| 90KCHAT | Redeem for 12 Etching Solvents | |
| GDV10UZ | Redeem for 100 Stamina | |
| GDV10LF | Redeem for a Glory Chest Key | |
| GDLUCK | Redeem for 100 Diamonds | |
| GDFUN | Redeem for 100 Stamina |
Expired Codes
Related: Slime Castle codes
How to Redeem Codes in Galaxy Defense: Fortress TD
Here are the steps you need to take in order to redeem your Galaxy Defense: Fortress TD codes:
- Launch Galaxy Defense: Fortress TD (available on Google Play and App Store) on your device.
- Complete the tutorial.
- Tap your avatar icon in the top-left corner of the screen.
- Use the Enter Redeem Code Here box to input a code.
- Hit Redeem to claim your free goodies.
How to Get More Codes
You can find more Galaxy Defense: Fortress TD codes by checking out the Galaxy Defense: Fortress Guard Facebook page and the Galaxy Defense Discord server. However, you can focus on blasting those aliens and asteroids, and leave the tedious process of code-digging to us. Bookmark this article, come back regularly, and grab the newest codes easily with the help of our handy copy feature.
How do I get more rewards?
Aside from codes, there are three methods for getting more rewards in the game. For starters, you can complete missions and achieve perfect scores on every level to gain additional resources. You can also participate in occasional special events and challenges that may make progressing through the campaign easier. Finally, if you don't mind the tedious process of watching a bunch of ads, you can do so for even more rewards.
Galaxy Defense: Fortress TD FAQ
Yes, Galaxy Defense: Fortress TD is essentially an experience that you can play for free and enjoy the rewards you receive by using codes. However, as levels become harder and the game gets more grindy, you can choose to purchase various boosts and resource packs if you think that will make your gameplay more worthwhile.
Be wary of typos when entering your codes, as incorrect entries may result in not receiving your free goodies. Our user-friendly copy feature can significantly help with this issue. However, some codes have simply expired, and there's not much you can do about it besides leaving a comment below.
Galaxy Defense: Fortress TD is a mobile tower defense experience in which you stand your ground against waves of alien invaders. During each battle, you get to strategically pick one of three available Weapon Skills every time you level up to ensure that your choices enable you to survive until the end. Outside battle, you can upgrade your Weapon Skills for better results. You can also enhance your Gear, as well as insert various Chips into each piece to get powerful boosts.
If any other title comes to mind where you could really use some free goodies, drop by our Game Codes section and see what you can find. If Roblox is your forte, you ought to visit our Roblox Promo Codes article, too.
Vuk Vladisavljev is a codes writer for GAMURS, whom you’ll likely find hunting for new codes for our Roblox gamers. He enjoys scraping the furthest corners of Fallout: New Vegas or having an existential crisis in Disco Elysium. He’s been gaming for almost 25 years and can’t imagine life without dogs, loud music, or his PC rig.