Cosmic Ultramarine
Developed by 21st Nostalgia · Published by Game Poetics
At a glance
Overview
An adventure, indie game by 21st Nostalgia, published by Game Poetics — single-player. It is in Early Access.
Steam’s own one-line description: “从高维度接入超次元，漫步于由你的数个前世构成的景观宇宙。藉由终端机展开一场穿越虚拟与现实、过去与未来的奇妙旅行。在一切的尽头，宇宙、自我和生命的终极答案，将为你解开面纱。” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Cosmic Ultramarine.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | No |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows 7 or higher
- Processor: Intel Core 2 Duo
- Memory: 2 GB RAM
- Graphics: Integrated Graphics
- Storage: 400 MB available space
Recommended
- OS *: Windows 7 or higher
- Processor: Intel Core i7 or AMD 1800 equivalent
- Memory: 6 GB RAM
- Graphics: Integrated Graphics
- Storage: 400 MB available space
Supported languages (1)
Cosmic Ultramarine FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Cosmic Ultramarine?
Steam classifies Cosmic Ultramarine as a Adventure, Indie game, developed by 21st Nostalgia. 从高维度接入超次元，漫步于由你的数个前世构成的景观宇宙。藉由终端机展开一场穿越虚拟与现实、过去与未来的奇妙旅行。在一切的尽头，宇宙、自我和生命的终极答案，将为你解开面纱。
How much does Cosmic Ultramarine cost?
As of June 2026, Steam lists Cosmic Ultramarine at $8.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Cosmic Ultramarine single-player or multiplayer?
Steam lists these modes for Cosmic Ultramarine: Single-player. It lists a single-player mode.
Is Cosmic Ultramarine on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Cosmic Ultramarine for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Cosmic Ultramarine out yet?
Yes — Steam lists a release date of Nov 11, 2024.
What platforms is Cosmic Ultramarine on?
Cosmic Ultramarine is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Cosmic Ultramarine single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Cosmic Ultramarine cost?
Steam lists it at $8.99.
Does Cosmic Ultramarine have achievements?
Yes — Steam lists 10 achievements for Cosmic Ultramarine.
Who made Cosmic Ultramarine?
Cosmic Ultramarine is developed by 21st Nostalgia and published by Game Poetics.
Where to get Cosmic Ultramarine
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, Game Poetics.