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Games like ERA ONE | IndieDex

ERA ONE
Games like ERA ONE

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Games like ERA ONE

A single-player early-access space strategy game focused on base building, fleet management, and tactical battles that rewards strategic planning.

Five Nations
A real-time sci-fi strategy game blending tactical space combat with economy and construction management, offering single-player modes and mod support, with a very long playtime.
2021-05-04
- Action
- Science fiction

Strategy

Bird view / Isometric

Indie

Real Time Strategy (RTS)

Dust Fleet cover art

Dust Fleet

A challenging single-player 4X RTS space sim about commanding and customizing a fleet, controlling stations, and investigating a dark supply station; reviewers logged ~9-hour campaigns.

2023-08-23

Science fiction
Strategy
Third person
Indie
Real Time Strategy (RTS)
4X (explore, expand, exploit, and exterminate)

Space Architect cover art

Space Architect

A single-player space-station design sim about automation, crewmate hiring, asteroid mining, and interstellar trade, with mostly positive but rough-around-the-edges reviews and around 13.5 hours of median reviewer playtime.

2024-11-23

Strategy
Bird view / Isometric
Indie
Simulator

Space Reign cover art

Space Reign

A near-future indie space-sim strategy where you fight fleet battles, take contracts, and claim territory, with mixed but generally positive reviews and about 24 hours of median reviewer playtime.

2026-03-10

Action
Strategy
Bird view / Isometric
Indie
Simulator

The Last Starship cover art

The Last Starship

A single-player 2D sandbox about designing a starship, choosing a career, and exploring star systems, with solid foundations but currently limited content.

2026-02-03

Action
Science fiction
Strategy
Bird view / Isometric
Indie
Simulator

SpaceCorp: 2025-2300AD cover art

SpaceCorp: 2025-2300AD

A single-player turn-based sci-fi strategy game of space exploration and base building, featuring quick-to-play scenarios and a deeply engaging strategy that reviewers spent roughly 21 hours with.

2025-08-20

Science fiction
Strategy
Bird view / Isometric
Indie
Simulator
Turn-based strategy (TBS)
Card & Board Game

Final Upgrade cover art

Final Upgrade

A single-player space strategy/sim about factory-building, trade, and AI combat, with a gravity-based side-view and roughly 20 hours of playtime among sampled reviewers.

2022-12-06

Strategy
Indie
Simulator

Space Station Tycoon cover art

Space Station Tycoon

A single-player space station management sim about building and defending a station in a lost sector, with mixed reviews citing unfinished, buggy gameplay.

2023-11-01

Science fiction
Strategy
Indie
Simulator

Starship Theory cover art

Starship Theory

A single-player space survival strategy game focused on designing and managing a starship through mining, trading, crew upkeep, and combat, with a steep learning curve and mixed reviews.

2026-05-31

Strategy
Indie
Simulator

Annihilate The Spance cover art

Annihilate The Spance

A lengthy single-player space RTS base builder with huge autonomous ship battles, a story-rich campaign, and challenging difficulty.

2025-01-14

Science fiction
Strategy
Indie
Real Time Strategy (RTS)

Final Factory cover art

Final Factory

An approachable early-access automation strategy game combining factory building, spaceship customization, and alien battles across an infinite universe.

2024-04-09

Science fiction
Strategy
Bird view / Isometric
Simulator
Open world
Sandbox

Stellar Warfare cover art

Stellar Warfare

An indie space RTS with deep fleet customization and multiple modes, though glitchy interfaces and multiplayer performance can undermine the experience.

2021-08-04

Action
Science fiction
Strategy
Bird view / Isometric
Indie
Real Time Strategy (RTS)