Descent Defender

Idle Plinko Tower Defense

Free · In‑App Purchases

Shape your defense with Runes and Peg Power+ upgrades. Climb the all-time leaderboards, expand your Labs, and get ready for Curios in November! Descent Defender is a Plinko-inspired tower defense game where every run sends enemies bouncing through a chaotic board toward your tower. Shape the battlefield with powerful peg abilities and Peg Power+ upgrades. Collect and equip Runes to build a defense that suits your strategy. Strengthen your fortifications, explore expanded Research Labs, and take direct control of your retro arcade-style Battle Turret. Move your ship, fire on incoming enemies, and unleash special attacks when the board gets overwhelmed. Push through 100 increasingly difficult stages, earn Battle Turret XP, unlock new talents, and customize your defenses with board and turret skins. Compare your best clears on all-time progress leaderboards. Curios and their rotating challenges arrive in November, giving you new collectibles and goals to pursue. Features: • Plinko-style physics and unpredictable enemy movement • A controllable retro arcade-style Battle Turret • Battle Turret XP, talents, special abilities, and ship skins • Collectible, equippable Runes that help shape your build • Peg Powers and Peg Power+ upgrades, including Midas Peg • Lucky Balls and Prize Balls that award bonus coins • Upgradeable tower fortifications • Expanded Research Labs and long-term progression • 100 challenging campaign stages • Challenge Mode objectives that improve offline rewards • Daily quests and rewards • All-time progress leaderboards and tournament competition • Curios and rotating challenges arriving in November • Optional rewarded ads • Customizable skins to make your board your own Shape the board. Command your turret. Control the chaos.

  • 5.0
    out of 5
    11 Ratings

What’s New in Version 1.2.4 Curios arrive in November, bringing new collectibles and challenges. This update also adds all-time progress leaderboards. Collect and equip Runes, strengthen your Peg Powers with Peg Power+ upgrades, and explore expanded Labs. We’ve improved save backups and added rewards and quality-of-life improvements throughout the game.

The developer, Idle Hour Studios, 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 Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Identifiers
    • Usage Data
  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Purchases
    • Identifiers
    • Usage Data
  • Data Not Linked to You

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

    • 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
Idle Hour Studios LLC
Size
479.9 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.
Languages
English
Age Rating
13+
  • 13+
  • Frequent
    Contests

    Infrequent
    Cartoon or Fantasy Violence

    Contains
    Advertising
In-App Purchases
Yes
  • Combo Pack 2 $9.99
  • Ad-Free VIP Pass $9.99
  • Journey 1 Premium Track $4.99
  • Veteran Pack $49.99
  • Starter Pack $24.99
  • Journey 10 Premium Pass $19.99
  • Journey 9 Premium Pass $19.99
  • Journey 8 Premium Pass $19.99
  • Journey 7 Premium Pass $19.99
  • Journey 6 Premium Track $19.99
Copyright
© 2026 Idle Hour Studios LLC