PREMIERE
New 5-Star Combatant 「Diana」!
Meet Diana, the love-spreading idol!
Chaos Zero Nightmare
A Chaos-Loop RPG Led by Choice
Free · In-App Purchases · Designed for iPad
Zero Out All Despair
Smilegate's new title, "Chaos Zero Nightmare," is now open!
Board the SS Nightmare now!
Chaos.
A cosmic disaster that struck without warning.
"Chaos," a black fog that consumes planets, distorting their environment and lifeforms.
The beginning, or the end, of every story.
[The Blue Pot], a Chaos located on Earth, the birthplace of humanity. There have been reports of unidentifiable creatures being discovered.
And for some reason, a strange phenomenon that couldn't—no, shouldn't—be happening to the Captain is occurring.
▶ A World Drenched in Darkness, A Story Etched in Memory
Dive into a vast and haunting dark fantasy narrative!
Crushing stress, collapsing agents... and yet, the mission continues.
Break through the encroaching crisis and immerse yourself in a brutally vivid dark fantasy experience.
▶ A New Kind of RPG, Rewritten with Every Choice
Aim through the agents' eyes and feel the weight of combat at your fingertips!
Unique cards, branching choices, and evolving "Save Data" shaped by your journey through the Chaos.
Every run is unique. Build your own strategy and master the ever-changing battlefield.
▶ Characters That Dazzle the Eyes and Steal the Heart
Gorgeous 2D illustrations and striking animations make every moment a visual delight!
Fully voiced by top-tier voice actors, each scene draws you deeper into the story.
Join a cast of unforgettable characters in battle and beyond, and cherish every moment of your journey together!
※ How to Manage Permissions
After allowing access to permissions, you can reset or turn off them as follows.
- Device Settings > Privacy & Security > Select the App > Allow or Don't Allow Permissions
⁜⁜Stay up to date with the latest news on Chaos Zero Nightmare! ⁜⁜
Brand Page: https://chaoszeronightmare.onstove.com/
Official Community: https://page.onstove.com/chaoszeronightmare/en
Official YouTube: https://www.youtube.com/@ChaosZeroNightmare_EN
Official X: https://x.com/CZN_Official_EN
Events
Ratings & Reviews
Bug fixes and improvements
The developer, Smilegate, Inc., 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:
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Smilegate, Inc.
- Size
- 120.5 MB
- Category
- Role-Playing
- 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.
- iPhone
- Languages
English and 4 more
- English, Japanese, Korean, Simplified Chinese, Traditional Chinese
- Age Rating
13+
- 13+
- This app has an age rating of 13+ with content restrictions. Some content may be rated higher, but access is managed by the developer through in-app controls.
- In-App Controls
Age Assurance
Frequent
Cartoon or Fantasy Violence
Infrequent
Horror/Fear Themes
Guns or Other Weapons
Contains
Loot Boxes
- In-App Purchases
Yes
- SS Nightmare Security Upgrade III USD 99.99
- SS Nightmare Security Upgrade II USD 49.99
- SS Nightmare Security Upgrade I USD 14.99
- Zero Data USD 11.99
- Zero Data USD 19.99
- Special Data USD 9.99
- Flash Support Kit USD 19.99
- Scorching Seed of Karmic Fire Ⅲ USD 99.99
- Scorching Seed of Karmic Fire Ⅰ USD 14.99
- Scorching Seed of Karmic Fire Ⅱ USD 49.99
- Copyright
- © Smilegate, Inc.