Idle Space Navy

A space fleet idler built around equipment upgrades and resets

Phoenix Aura · Released Oct 2, 2023 · Early Access

Early Access, no updates for over a year

Reviews: Mixed; 46% of 61
Recent reviews: Not enough recent
Players: 2; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 1 year ago; Oct 5, 2025
Minimum PC: OpenGL 2.1 compatible; 0.5 GB RAM · 0.3 GB disk; Full requirements

What is Idle Space Navy?

This free-to-play, single-player idle game is in Early Access and follows a commander building a fleet after repeated raids on their home world. You position ships on a grid, equip weapons and collect resources from defeated enemies to buy upgrades. Resetting earns Calibration Chips for additional unlocks and improvements.

For you if...

+you like incremental progress that continues while you're offline

Not for you if...

−you want active combat rather than idle resource accumulation
−you want multiplayer cooperation or competitive matches

What players say

46% of 61 reviews are positive

Some players appreciate its take on idle games, but recurring complaints concern slow progression, unclear tutorials and cumbersome menus. Recent reviews also report unresponsive ship-deployment controls and upgrades that seem ineffective.

Screenshots and trailer

Idle Space Navy system requirements

Minimum: OpenGL 2.1 compatible, 0.5 GB RAM, 0.3 GB of disk space.

As published by the developer.

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Minimum

OS: Windows 7 or newer
Processor: Intel Core i3 or equivalent
Graphics: OpenGL 2.1 compatible, 512 MB
Memory: 512 MB RAM
Storage: 256 MB available space

Does Idle Space Navy have co-op or multiplayer?

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

Single-player

Does Idle Space Navy run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Sometimes shows mouse, keyboard or non-Deck controller icons
Some in-game text is small and may be hard to read
All functionality is accessible with the default controller configuration
Default graphics settings perform well on Steam Deck

PC version details

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

Does Idle Space Navy 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 28, 2026. How to filter AI games on Steam