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Defend the Flame from the dark! Level up, strategically place towers, and choose buffs to grow stronger. Keep the light alive! Defend the Eternal Flame: Experience the thrill of defending the flame from hordes of dark forces that besiege it! Feel the exhilaration as you clear stages, with each victory more satisfying than the last. One-Handed Gamep
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Inside the game.
Official screenshots supplied through Apple. Artwork belongs to the respective developer. View on theApp Store ↗
About Underdark:Defense
Developer description, as provided in the original store listing.
Defend the Flame from the dark! Level up, strategically place towers, and choose buffs to grow stronger. Keep the light alive!
Defend the Eternal Flame: Experience the thrill of defending the flame from hordes of dark forces that besiege it! Feel the exhilaration as you clear stages, with each victory more satisfying than the last.
One-Handed Gameplay: Enjoy easy-to-master controls, designed for one-handed play. Perfect for strategic fun anytime, anywhere.
Customize Your Defense Strategy: Select buffs and strategically place towers to forge your path of resistance. As you level up and choose your growth buffs, your defense becomes an impenetrable fortress.
Heroic Stand: Choose your guardians to stand against the night. Each hero brings unique abilities to the battlefield. Earn trophies, level up, and enhance your heroes to ensure the flame flickers on through the darkest nights!
Good to know.
- Developer
- SeungHo Chung
- Release date
- Jul 2, 2024
- Latest version
- 3.4.2
- Requires
- iOS 13.0 or later
- Price snapshot
- Free USD
- Source checked
- Oct 23, 2026
Apple App Store lookup ↗ · Store ratings, prices, and availability can change. Check the App Store for your region.
A few quick answers.
Is Underdark:Defense available on iPhone?
Underdark:Defense is listed on the US App Store. Availability varies by region and compatible device.
Is Underdark:Defense free?
The recorded download price is free. In-app purchases, subscriptions, or additional content may cost extra. Source checked Oct 23, 2026.
How is the game’s social activity measured?
Good Game Daily compares available samples of recent game mentions with the preceding 24-hour window. Coverage and source failures are disclosed. Read the methodology.
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