About Duet Night Abyss

Duet Night Abyss is a fantasy adventure RPG with a high degree of freedom developed by Hero Games' Pan Studio. The game features "Multiple Weapon Loadouts x 3D Combat" at its core, and tells the story of "Demons" from dual perspectives. [All Characters & Weapons Free to Unlock — Craft your own lineup] Freely farm character fragments and forging materials to unlock your favorite characters and weapons at your own pace. No forced progression, no rigid templates—just the joy of free cultivation and strategic experimentation. Focus on strengthening your core squad or exploring endless tactical possibilities. [Destinies intertwine — Meet demons of a hundred faces in the DNA] You will step into a land where magic and machinery coexist, playing as two protagonists with vastly different backgrounds. Encounter a variety of demonic beings with their own perspectives as you engage in constant battles and exploration to uncover the truth behind a thorny fate, ultimately bringing an end to the spiral of suffering. [Swap between melee & ranged weapons — Freely create multi‑dimensional weapon combos] In battles, you can freely switch between melee and ranged weapons, allowing characters to break free from the limitations of a single weapon class. Choose from a variety of cool melee weapons such as whipblades, crossbows, and even heavy firepower like sniper rifles, grenade launchers, and high-tech hover guns to create your unique weapon loadouts. [Exhilarating hack‑and‑slash battles — Master agile moves and mow down hordes] Engage in fast-paced combat against waves of relentless enemies with the freedom to utilize both close and long-range attacks, as well as aerial assaults and ground takedowns. Bask in unexpected and thrilling battle experiences through diverse combat gameplay including tracking, reconnaissance, and rescue missions. [Customize your look with dyes — Mix & match—colour weapons & outfits freely] Dye and switch at will—take full control of your weapon and character aesthetics. Swap color schemes on the fly to match your combat style with your personal flair. Combine a wealth of accessories—from elegant headpieces to lively waist ornaments—whether for refined beauty or playful fun, the choice is yours. ================================ In the long and repetitive dream, Quicksand constantly pours down. The compass of destiny starts to tick. The two wake up and embark on their separate journeys. On this shore, you emerged from a perilous situation but were exiled to the harsh North Border, struggling to survive. On the other shore, you found yourself in a maelstrom of power, striving to escape from a cage woven with conspiracies. No need to bid farewell. As time perpetually flows forward, As the two shores will eventually meet, You will meet each other one day.

Duet Night Abyss details

Duet Night Abyss is a free Games app for iPhone, iPad and iPod touch, developed by Hong Kong Spiral Rising Technology Co., Limited. It is rated 3.7 out of 5 from 1,783 ratings on the App Store, requires iOS 13.0 or later, is 3.1 GB to download and is available in 4 languages. It was first released on October 25, 2025 and last updated on September 8, 2026.

Category: Games
Rating: 3.7 / 5 (1,783 ratings)
Price: Free
Current version: 1.6.0
Size: 3.1 GB
Requires: iOS 13.0 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English, Japanese, Korean, Chinese
Age rating: 12+
Released: October 25, 2025
Last updated: September 8, 2026
Developer: Hong Kong Spiral Rising Technology Co., Limited

Ratings breakdown

5 stars 54% (959) 4 stars 10% (186) 3 stars 8% (151) 2 stars 5% (88) 1 star 22% (399)

What’s new in Duet Night Abyss

——The new version [Paradise's 22nd White Bunny] is now available. ※New Area Exploration※ [Mount Arcano Now Open] Includes the areas [Arcano], [Arcano Ruins], and [Mount Arcano Rift]. A mountain in the southern mountain range of Flagson. Four years ago, the war between Hyperborea and Elysian Church reached the area around Mount Arcano. Since then, human presence in the mountains has become scarce. ※New Character※ [Paradise's 22nd White Bunny] introduces the new Pyro character [Falsi]. • Character Acquisition: After the [Paradise's 22nd White Bunny] version update, Falsi can be obtained for free through Covert Commissions or purchased from the Shop. ※New Weapons※ [Paradise's 22nd White Bunny] introduces the following weapons: Dual Blades [Stifled Howl], Whipblade [Sanguis Sanctus - Whipblade], and Calamity Weapon - Dual Guns [Sanguine Plume]. Weapon Acquisition: After the [Paradise's 22nd White Bunny] version update, these weapons can be obtained for free through Forge or purchased from the Shop. ※New Story※ ● Main Story Update: [Twilight Arc - Chapter 2 - Paradise's 22nd White Bunny] ● Side Story Update: [Paradise Falls] ● Sojourns of the Pages of Time Update: [Sojourns of the Pages of Time - Eve] and [Sojourns of the Pages of Time - Falsi] ※Version Events※ The following events will be available in [Paradise's 22nd White Bunny]: [Parade Itinerary] New Main Story: Twilight Arc, Falsi [Immersive Theatre], [Way of the Penitent] Cumulative Login, [Treasure Hunt Trials] Limited-Time Event, [Opulent Rebate] Limited-Time Rebate Event, [Better Luno than Never] Limited-Time Challenge Event, [Vibrant Strokes] Limited-Time Event, [Moments in Frames] Limited-Time Event, [Bountiful Day] Limited-Time Reward Boost Event, [Starry Sojourn] Online Co-op Event, [Immersive Theatre: Ensemble Act] Limited-Time Challenge Event, [Starry Gleanings] Commission Gift Event, Sanguine Plume [Immersive Theatre], [Capriccio of Whimsy] New Berenica & Psyche Skins, [Treasured Remnants] Limited-Time Event, and [Phoxhunter Summit] Limited-Time Challenge Event. ※New Demon Wedges※ ● Character Demon Wedges: Feathered Serpent's Resolve [Pyro], Feathered Serpent's Refinement [Pyro], Sphinx's Overflow - Finesse ● Character Demon Wedges: Covenanter's Volition [Pyro], Covenanter's Volition - Refinement [Lumino], Ifrit's Inferno Disruption [Pyro] ● Character Demon Wedges: Covenanter's Nirvana - Volition [Pyro], Covenanter's Blaze - Volition [Lumino] ● Weapon Demon Wedges: Fenrir's Trammel - Surplus, Fafnir's Trammel - Surplus ● Character Demon Wedge Blueprints: Nirvana - Volition [Pyro], Blaze - Volition [Lumino] ● Melee Weapon Demon Wedge Blueprints: Trammel - Surplus, Edge - Trammel, Penetration - Trammel, Crusher - Trammel ● Ranged Weapon Demon Wedge Blueprints: Fafnir's Trammel - Surplus, Edge - Trammel, Penetration - Trammel, Crusher - Trammel ● Character Demon Wedge Blueprints: Resolve [Pyro], Refinement [Pyro], Volition [Pyro], Volition - Refinement [Lumino], Inferno Disruption [Pyro], Overflow - Finesse ● Character Demon Wedge Blueprints: Volition, Morale, Wings - Inspo - Volition, Wings - Inspo - Morale ● Character Demon Wedge: Filbert Bumpity-Bump! ● Weapon Demon Wedge: Fenrir's Voidpiercer [Purple] ● The acquisition methods for the following Character Demon Wedge Blueprints will be adjusted to the [Noctoyager Manual Lv. 75] instance. The corresponding Secret Letters will also be added to [Shop] - [Covert Commissions] - [Demon Wedges]: Changeling's Morale [Hydro], Changeling's Awakening [Hydro], Siren's Wings - Inspo - Awakening [Hydro], and Siren's Wings - Inspo - Morale [Hydro]. ※New Covert Commission Rotation※ After the version update on September 8, 2026: [Secret Letter: Falsi][Secret Letter: Stifled Howl] will be added to the limited-time rewards of Immersive Theatre. For more update details, please refer to the Version Update Notice in-game.

Version 1.6.0 · Updated September 8, 2026

Duet Night Abyss app privacy

The developer, Hong Kong Spiral Rising Technology Co., Limited, reported these privacy practices to Apple.

Data Used to Track You

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

Location: Precise Location, Coarse Location
User Content: Gameplay Content
Identifiers: Device ID

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

Location: Precise Location, Coarse Location

Used for: Analytics, App Functionality

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

User Content: Gameplay Content
Identifiers: Device ID

Used for: Analytics

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Duet Night Abyss vs. alternatives
App	Rating	Price	Last updated
Duet Night Abyss	3.7 / 5 (1,783 ratings)	Free	September 8, 2026
Punishing: Gray Raven	4.2 / 5 (8,697)	Free	Sep 23, 2026
NTE: Neverness to Everness	4.7 / 5 (18,535)	Free	Aug 18, 2026
MONGIL: STAR DIVE	4.8 / 5 (3,915)	Free	Aug 18, 2026
Stella Sora	3.3 / 5 (732)	Free	Jul 21, 2026
Crystal of Atlan	4.8 / 5 (5,986)	Free	May 21, 2026
SWORD OF JUSTICE	4.1 / 5 (513)	Free	Jul 31, 2026