Dungeon Within

Strategy

$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!

  • 4.9
    out of 5
    121 Ratings

[v0.3.3 Update] - Added 'Codex' and 'Underworld Quests' features. - Added new unlockable elements to the Architect's Workshop. - Reduced Monster Fusion time from 6 to 3 days. - Fixed monster promotion stat bonuses not scaling down properly. - Decreased Stage 4 Boss damage and adjusted DoT/HoT trigger timing. - Retroactively refunding resources used for Dark Lord Memory unlocks if 'Abyssal Pioneer' is purchased. - Fixed issues with loading Facility Promotion saves and specific Relic bugs.

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, for example, based on the features you use or your age. Learn More

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

Seller
  • GameCoaster
Size
  • 225.7 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 Expansion Pass $5.99
  • Moonveil Skin Set $9.99
  • Pioneer of the Abyss $9.99
  • Essence of Transcendence $29.99
  • Ark of Eternity $29.99
  • Time Traveler $5.99
  • Beginning of Growth $9.99
  • Essence of the Abyss $19.99
  • Beginning of the Abyss $9.99
  • Essence of Beginning $19.99
Copyright
  • Copyright © 2026 GAMECOASTER. All Rights Reserved.