The tactical defense game chosen by gamers worldwide
UnderDark: Defense — description
Over 2 million downloads! The strategy game that's captivated tower defense fans around the globe!
Your mission is to defend the camp from the unidentified enemies lurking in the dark dungeon. Place towers strategically and choose buffs to grow stronger. Always stay prepared, because your enemies will only grow stronger!
[UnderDark : Defense] is a tower defense game that delivers strategic fun with simple one-handed controls, anytime, anywhere. Whether you're new to tower defense or a seasoned fan, you'll never want to let go once you dive in.
Step 1: Place towers and block the monster's path. Step 2: Choose one of the three buffs and plan out your strategy. Step 3: Have fun with the new characters, towers, and in-game content updated every two weeks!
Reviews from players around the world ⭐️⭐️⭐️⭐️⭐️:
"The best tower defense game" - dani*****
"This is the first time I've ever left a game review. That's how fun it is!" - dark****
"Love that it actually makes you think, unlike the other defense games" - flow****
"Super fun to play with different maps and builds every time" - Keit****
Latest version
Version
3.3.4
Update
Jul 23, 2026
Package ID
com.FreeDust.UnderDark
What's new
Jul 23, 2026
- Fixed an issue where the game would occasionally fail to return to normal speed after building a Battery Tower. - Improved game stability and performance.