Simulation & Idle Games — Free to Play Online
Simulation and idle games are for when you want to play a game without technically playing a game. Leave a tab open. Come back later. Something happened.
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Primordial BitsNEWAn evolution simulator. Watch digital creatures eat, breed, and mutate.
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Crappy CookieNEWAn idle clicker game. Click the cookie. The cookie resents you.
About our simulation & idle games
All 2 simulation & idle games on this page are free, load in a second, and need no download or account. They're built as single HTML files with plain JavaScript, so they work in Chrome, Firefox, Safari and Edge on desktop, and most of them on phones. High scores save to your browser.
Looking for something else? Try our other categories: Arcade Games, Tower Defense Games, Typing Games, Physics & Launch Games, Roguelike & Roguelite Games, Shoot 'Em Up Games, Party & Trivia Games — or see every game.
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