Darwinian bacteria survival game Agar.io has bagged 2B views on YouTube

Agar.io is a quirky game that has gained a massive audience in part because you can easily play it against so many other people at once. The mobile and PC game starts you out as a tiny bacteria cell (Agar refers to the substance that scientists use to create bacteria cultures). The goal is to swallow other cells without larger ones swallowing you. It’s a total Darwinian game, with lots of hilarious results as players try to outmaneuver each other.

And now Agar.io has hit a big milestone. It has reached 2 billion views on YouTube. A total of 21 other game franchises have generated that many views on YouTube. Most of them are blockbuster games like Call of Duty. But Agar.io, released as a simple 2D game in 2015, is one of the rare indie titles to get there.

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Dean Takahashi

Dean Takahashi is editorial director for GamesBeat. He has been a tech journalist since 1988, and he has covered games as a beat since 1996. He was lead writer for GamesBeat at VentureBeat from 2008 to April 2025. Prior to that, he wrote for the San Jose Mercury News, the Red Herring, the Wall Street Journal, the Los Angeles Times, and the Dallas Times-Herald. He is the author of two books, "Opening the Xbox" and "The Xbox 360 Uncloaked." He organizes the annual GamesBeat Next, GamesBeat Summit and GamesBeat Insider Series: Hollywood and Games conferences and is a frequent speaker at gaming and tech events. He lives in the San Francisco Bay Area.