Play online with players around the world as you try to become the biggest cell of them all!

Control your tiny cell and eat other players to grow larger! But watch out: players bigger than you will be trying to make you their lunch. Survive and eat long enough to become the biggest cell in the game!

With new controls developed especially for touchscreens, agar.io offers the same fun gameplay that millions have already enjoyed on PC. Play online in free-for-all action and use splitting, shrinking and dodging tactics to catch other players - or avoid them! Use a variety of special secret skins with the right username!

Become a beta tester: http://goo.gl/cGmbd8

Agar.io, a massively multiplayer online action game, throws players into a petri dish-like arena as single-celled organisms, vying for dominance through consumption. The core gameplay revolves around absorbing smaller cells, represented by colorful circles, to increase one's own mass. This simple premise fosters a dynamic environment of relentless pursuit and strategic maneuvering.

Beginning as a tiny cell, players navigate the arena using their mouse cursor, propelling themselves towards edible pellets scattered across the playing field. These pellets, while individually providing minimal growth, serve as the initial sustenance for fledgling cells. The true challenge, and the path to rapid expansion, lies in consuming other players.

The game mechanics introduce a crucial element of risk and reward. Larger cells can engulf smaller ones, leading to a rapid increase in mass and a climb up the leaderboard. Conversely, smaller cells possess superior speed and agility, allowing them to outmaneuver larger, slower opponents. This creates a constant tension between pursuing growth and evading predation.

Agar.io strategically incorporates cell division as a key gameplay mechanic. Players can split their cell into multiple smaller parts, sacrificing size for speed and tactical advantage. This division can be used offensively, to quickly close the distance on a fleeing opponent, or defensively, to evade an imminent engulfment. Reuniting the divided cells requires time and careful maneuvering, adding another layer of strategic complexity.

The game environment further enhances the strategic depth of Agar.io. Scattered throughout the arena are "viruses," stationary green circles that pose both a threat and an opportunity. Smaller cells can hide within viruses, using them as shields against larger predators. However, larger cells can be forcibly split by colliding with viruses, creating a cascade of smaller, vulnerable fragments.

The competitive nature of Agar.io is amplified by the real-time leaderboard, constantly displaying the top ten players based on their current mass. This ranking system fuels the drive for dominance, encouraging players to employ cunning strategies and calculated risks to ascend the ranks. The transient nature of the leaderboard reflects the dynamic gameplay, with positions constantly shifting as players devour and are devoured.

Agar.io offers several game modes to cater to different playstyles. Free-For-All mode pits every player against each other in a chaotic struggle for survival. Team Mode introduces cooperative gameplay, allowing players to collaborate with teammates to conquer opposing teams. Experimental Mode offers unique variations on the core gameplay, introducing new mechanics and challenges.

The game's visual simplicity belies its underlying complexity. The minimalist design, featuring brightly colored circles against a plain backdrop, ensures smooth performance even with a large number of players. This focus on performance allows for a seamless and responsive gameplay experience, crucial for the fast-paced action of Agar.io.

The social aspect of Agar.io is further enhanced by the ability to customize one's cell with skins. These cosmetic enhancements, ranging from national flags to popular internet memes, allow players to express their individuality and add a layer of personalization to the game. The wide variety of available skins caters to diverse tastes and contributes to the vibrant and dynamic community.

Agar.io's accessibility and engaging gameplay have contributed to its widespread popularity. The simple mechanics are easy to learn, yet the strategic depth offers endless replayability. The constant tension between predator and prey, coupled with the dynamic leaderboard, creates an addictive and compelling experience. Whether playing solo or with friends, Agar.io offers a unique and engaging take on the massively multiplayer online genre. Its enduring popularity testifies to the enduring appeal of its simple yet captivating gameplay.