Best CosmoGen alternatives: games like CosmoGen

10+ similar games compared and reviewed

3.4 avg rating
9 free games
Updated November 2026

Looking for something like CosmoGen? We've analyzed 10+ similar apps and games to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to CosmoGen

HexTowerDefense#1

HexTowerDefense by Maxime Hussenet

Retro strategy on a hex grid
Editor's Choice
🎮 Games
5.0(4 ratings)
FreeIn-App Purchases
HexTowerDefense screenshot 1
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Engage in strategic tower defense on a hexagonal grid. Master placement, range, and timing across 50 campaign levels, daily challenges, and a community workshop. Enjoy a retro aesthetic with no energy timers and limited ads.

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Element Empire
Element Empire
Element Empire
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Free
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Doom Loop: United Kingdom
Doom Loop: United Kingdom
Doom Loop: United Kingdom
Govern the Automated Union
Free
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Idle Galaxy Empire
Idle Galaxy Empire
Idle Galaxy Empire
by Vyrai
Free

Build a vast galactic empire by colonizing planets, claiming asteroids, and conquering solar systems. This idle clicker offers endless progression with satisfying number growth and strategic upgrades. Enjoy a relaxing AFK experience in a procedurally generated 3D universe with atmospheric audio.

Colonize planets, asteroids, solar systems, and galaxiesIdle resource production even when offlineUpgrade planets and systems for increased generation
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(1)
ad-supported
7
Immunity: Pathogen Defense
Immunity: Pathogen Defense
Immunity: Pathogen Defense
Immune System Roguelite
Free

Engage in a biology-based action roguelite where you defend the human body from pathogens. Collect adaptations and abilities to build unique immune responses for each run. Conquer 10 distinct zones and face challenging bosses, including cancer.

Biology-based action rogueliteDefend 10 zones of the human bodyCollect 27+ adaptations and abilities
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(1)
free
8
DOWGE - Superpower Tycoon
DOWGE - Superpower Tycoon
DOWGE - Superpower Tycoon
Can you manage a country ?
$1.99

Lead your nation to global dominance in this immersive geopolitical strategy simulator. Make critical decisions about economy, military, and social policies to transform your country into a superpower. Engage in diplomacy, manage resources, and handle crises.

Manage complex economic systemsDevelop infrastructureImplement social policies
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9
NOVA IMPERIUM
NOVA IMPERIUM
NOVA IMPERIUM
Offline space empire
Free

Build and expand a space empire from a single homeworld to a galaxy-spanning civilization in this offline strategy game. Experience classic browser game mechanics with detailed building, research, and fleet combat systems.

Offline single-player gameplayBuild and upgrade 14 buildingsResearch 16 technologies
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10
Idle AI Singularity
Idle AI Singularity
Idle AI Singularity
AI Superintelligence Tycoon
Free

Build artificial superintelligence from the ground up in this idle tycoon simulation. Progress through five eras of computing, research groundbreaking technologies, and manage workers to construct your tech empire. Earn resources even while offline and prestige for permanent upgrades.

Five eras of computing progressionDeep crafting system for advanced componentsBuild and manage 18 unique tech buildings
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(1)
free