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Games like Submarine Titans | IndieDex

Submarine Titans
Games like Submarine Titans

Find the Steam hidden gems

single-players with secrets you find without a guideor

Games like Submarine Titans

A real-time strategy game about underwater faction warfare in post-comet 2115, with a steeper learning curve and potential stability issues.

Life Below
A single-player underwater city-builder about restoring coral reefs through resource management and research, offering a relaxing yet occasionally tricky campaign of around 18 hours.
2026-05-26
- Strategy
- Fantasy

Simulator

Metal Fatigue cover art

Metal Fatigue

A roughly 11-hour, methodical mech RTS with customizable Combots and simultaneous orbit/surface/underground battlefields, plus single-player and PvP modes.

2018-07-31

Science fiction
Strategy
Real Time Strategy (RTS)

Darkwater cover art

Darkwater

Co-op extraction horror on an alien ice planet: pilot a submarine, fight abominations, and scavenge to survive — fun with friends but a bit flat, with roughly 4-6 hours of reviewer playtime.

2026-03-26

Action
Adventure
Strategy
Indie
Role-playing (RPG)

Outlive 25 cover art

Outlive 25

A retro space RTS with base building, three campaigns, and 16-player online battles, featuring quirky mechanics like electricity and ICBMs and a humorous tone.

2026-04-30

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

Tempest Rising cover art

Tempest Rising

A post-nuclear Earth RTS with faction-based warfare and resource conflicts across single-player and multiplayer, where reviewers logged about 14–23 hours and praised its familiar yet fresh RTS feel.

2025-04-24

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

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

Aquatico cover art

Aquatico

An underwater single-player city builder with standard genre mechanics and mixed reviews, offering a roughly 7-hour experience.

2023-01-12

Survival
Strategy
Bird view / Isometric
Simulator

Space Colony: Steam Edition cover art

Space Colony: Steam Edition

A remastered real-time strategy base-builder focused on crew management, alien defense, and intergalactic colony survival.

2015-04-30

Comedy
Science fiction
Strategy
Simulator

Surviving the Abyss cover art

Surviving the Abyss

Set in a 1976 deep-sea facility, this survival colony builder mixes cloning, exploration, and crew management in a roughly 14-19 hour experience with mixed reviews.

2024-11-05

Survival
Strategy
Bird view / Isometric
Indie
Simulator
Mystery

Industries of Titan cover art

Industries of Titan

A Titan-set industrial city-building strategy game with corporate rivalry and multiple victory paths, but mixed reviews cite shallow content and stalled development; reviewer playtime averages ~24–29 hours.

2023-01-31

Action
Science fiction
Strategy
Bird view / Isometric
Indie
Simulator

Earth 2140 cover art

Earth 2140

A real-time strategy set in a post-apocalyptic 2140 with base construction and PvP multiplayer, though reviewers note UI scaling problems.

2013-11-15

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

Earth 2150 Trilogy cover art

Earth 2150 Trilogy

A sci-fi real-time strategy game with base construction, resource gathering, day/night cycles, a single-player campaign of political betrayal, and multiplayer PvP.

2013-11-01

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