Games Like Grey Market

Grey Market

A criminal idle tycoon where the market fights back. Every market has real buyers who run out when you flood them and recover when you leave them alone, so where you send product matters as much as how much you make. Build an operation that keeps earning while the game is closed.

★ SYNERGISM ★ UNIVERSE HORIZON ★ IDLE EVOLUTION ★ MILITARY INCREMENTAL COMPLEX ★ IDLE SPACE RAIDER ★ TRANSPORT DEFENDER ★ STARVESTER ★ MMO98 ★ TERRITORY IDLE ★ WE ♥ IT 
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Synergism

77% 👍 OF 261
About This Game

Synergism is a free-to-play Idle game about... well, Synergy! Explore that concept through hundreds of upgrades, many reset layers and probably thousands of hours of content that allows both idle and active play.

REL Feb 20, 2026 FREE ON STEAM See This Game →
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Universe Horizon

89% 👍 OF 235
About This Game

An idle incremental game where you decide to travel across the whole Universe. Embark on this journey in your little ship and get as far away as possible from Earth, gathering resources and upgrading your spaceship along the way.

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Idle Evolution

73% 👍 OF 197
About This Game

A game combination of genres time-manager / strategy / educational. Simple and addictive whose currency are the atoms and the goal is to have their control and reach the final evolution. God created the world in 6 days... and you?

4

Military Incremental Complex

82% 👍 OF 733
About This Game

Make weapons, make money. An active incremental game where you amass as much money as you can by starting a Military Industrial Complex company. Produce multiple different weapons, research upgrades, manipulate the stock market, and lobby the government for favors.

5

Idle Space Raider

73% 👍 OF 248
About This Game

You are one of the station guards and need to patrol space. Complete missions and raids, upgrade ship and station to increase your power. Complete missions, mine ore, kill enemies, research new tech, return to base to upgrade ship and repeat.

8

MMO98

71% 👍 OF 497
About This Game

An incremental game where you go from small-scale MMO development studio up to global market domination. Improve your server infrastructure, address the technical challenges of running an MMO, release new games, and become the world's #1 MMO game studio.