CrazyGames is a Belgium-based browser gaming platform founded in 2014 and headquartered in Leuven. The site offers over 4,500 free-to-play games, spanning genres such as action, puzzle, sports, and multiplayer titles. Players worldwide access the platform directly in their web browsers—without installations—from desktop or mobile devices. CrazyGames supports games built with HTML5, WebGL, WebAssembly, and WebGPU, and also offers tools like an SDK to help developers publish and monetize their creations via advertisements and in-app purchases.

With a user base exceeding 25–35 million monthly players, CrazyGames completes 250–300 million game plays per month and partners with more than 1,000 game developers on its publishing platform. In 2023, it celebrated its 10th anniversary with the launch of “CrazyGames Originals,” a label featuring exclusive games designed specifically for its platform. Known for rapid growth—recognized repeatedly in Deloitte’s Fast 50—and for maintaining a revenue-sharing model that distributes millions of euros annually to developers, CrazyGames is one of the leading browser gaming hubs globally.