Dungeon Within

Strategy

USD 5.99 · In-App Purchases · Designed for iPad. Not verified for macOS.

"Reclaim Your Throne as the True Dark Lord!" Awaken as an amnesiac Dark Lord in an endless dream world and construct your own ruthless dungeon. Explore the realm to rally scattered monsters, deploy deadly traps, and bring ruin to insolent invaders. Death is not the end, but the beginning of new power. Through endless roguelike runs, forge your DUNGEON into the ultimate, inescapable fortress! [Design & Defend Your Dungeon] Your strategy becomes the absolute law of the dungeon. Deploy diverse combat rooms, sinister structures, and lethal traps to create the ultimate kill zone for incoming heroes. [Raise a Formidable Monster Army] Explore the world to awaken diverse monsters from their deep slumber. Draft creatures with unique abilities and racial synergies into your ranks, and command the frontline with the ultimate monstrous horde. [Unleash the Dark Lord's Authority] Are the invaders breaching your dungeon's core? Unleash the true power dormant within the Dark Lord. Turn the tide of battle instantly with devastating abilities that will bring arrogant foes to their knees. [Unpredictable Roguelike Encounters] Every run paves a new path. Collect mysterious relics hidden throughout the dungeon, navigate through bizarre unknown events, and empower your forces. Your choices will dictate the fate of the next battle. [Fragments of Memory & True Awakening] Do not stop even if you fall in battle. Gather fragments of lost memories and legacies from past runs to awaken the Dark Lord's true power. Transcend death and reclaim your eternal, absolute authority. Take your rightful place on the throne now and dominate your own grand, brutal dungeon!

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v0.5.4 Build 188 - Added Battle Retry and Facility Relocation features. - Added zoom controls to the Monster deployment screen and improved Event roll result messages. - Adjusted Hunting Ground engagement flow and reduced the difficulty of later-stage bosses. - Increased the stats granted by Grade 9 Monster Parts and adjusted several Abilities. - Fixed various interface and text issues.

The developer, GameCoaster, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Purchases
    • Identifiers
    • Diagnostics

Privacy practices may vary based, for example, on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Provider
  • GameCoaster
Size
  • 244.1 MB
Category
  • Strategy
Compatibility
Requires iOS 15.0 or later.
  • iPhone
    Requires iOS 15.0 or later.
  • iPad
    Requires iPadOS 15.0 or later.
  • iPod touch
    Requires iOS 15.0 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
English and 4 more
  • English, Japanese, Korean, Simplified Chinese, Traditional Chinese
Age Rating
13+
  • 13+
  • Frequent
    Cartoon or Fantasy Violence

    Infrequent
    Mature or Suggestive Themes
    Sexual Content or Nudity
In-App Purchases
Yes
  • Underworld Pass 1 USD 2.99
  • Ark of Eternity USD 29.99
  • Pioneer of the Abyss USD 9.99
  • Time Traveler USD 5.99
  • Essence of Transcendence USD 29.99
  • Underworld Expansion Pass USD 5.99
  • Essence of the Abyss USD 19.99
  • Essence of Beginning USD 19.99
  • Beginning of the Abyss USD 9.99
  • Beginning of Growth USD 9.99
Copyright
  • Copyright © 2026 GAMECOASTER. All Rights Reserved.