Steal a Brainrot is an online gaming website centered on a free, browser-based multiplayer strategy game with a playful, cursed-meme theme. Players build and defend a base, manage resources, and steal brain rot from opponents while responding to fast-paced, real-time battles and changing corruption mechanics. Success depends on strategic planning, timing, unit positioning, and adapting to rivals rather than relying on a single dominant tactic.

The game is designed for instant access, with no download required, and supports play across desktop computers, smartphones, and tablets. Its controls accommodate both mouse-and-keyboard and touch-screen play, allowing users to select units, direct movement and attacks, and navigate the battlefield. The site also offers gameplay guides covering basic controls and more advanced strategies, along with game codes and information intended to help players improve. Competitive features include multiplayer battles, leaderboards, tournaments, spectator viewing, and replays for reviewing tactics. In addition to Steal a Brainrot, the website lists other browser games, including Meme Myth: Wukong, Vex Try To Fly, Yummy Tales 4, Tap Arrow Away, Bubble Blasters, and Solitaire Daily.