Cosmonator

Top-down space shooter with RPG upgrades and customizable combat spells

Bourbontank · Released Jan 21, 2019

Reviews: Very Positive; 86% of 91
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 29, 2026
Steam Deck: Unsupported
Last update on Steam: 2 years ago; Jan 17, 2024
Minimum PC: 128 MB RAM and at least S…; 1 GB RAM · 1 GB disk; Full requirements

What is Cosmonator?

This single-player space shooter has 40 handcrafted levels, optional challenges, and an endless gauntlet. You shoot alien enemies, dodge their fire, and fight bosses while building your ship around firepower, defenses, or spellcasting abilities that include controlling time.

For you if...

+you enjoy fast action and dense enemy bullet patterns
+you prefer surviving several hits rather than instant deaths

Not for you if...

−you want shooting without managing upgrades or special abilities

What players say

86% of 91 reviews are positive

Players praise the variety of ship builds and spell combinations, along with the music. The recurring complaint is that mission cash rewards shrink as you level up, making upgrades take longer to earn.

Screenshots and trailer

Cosmonator system requirements

Minimum: 128 MB RAM and at least S…, 1 GB RAM, 1 GB of disk space.

As published by the developer.

Can my PC run Cosmonator?

Tell us your graphics card once and every game page will answer this for you.

Set up my PC →

Minimum

OS: Windows XP, Vista, 7, 10
Processor: Intel Core 2, 2ghz
Graphics: 128 MB Video RAM and at least Shader Model 2.0
Memory: 1 GB RAM
Storage: 1 GB available space
DirectX: Version 9.0

Does Cosmonator have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Cosmonator run on Steam Deck?

Unsupported No: Valve rates it Unsupported on Steam Deck.

Not supported on SteamOS

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 25
Steam features: Cloud saves, Family Sharing
Languages: Text only: English.

Does Cosmonator use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam