Get ready to jump, run, and power-up with the classic Super Mario game available for free on Only Games. This fan-made version brings the iconic retro platformer straight to your browser—no downloads, and completely unblocked!
Whether you're on a school Chromebook, a desktop, or mobile, enjoy Super Mario Bros original adventure with smooth, responsive gameplay and all the nostalgia of the NES-era fun.
Only Games provides a safe and simple way to enjoy your favorite titles directly in your browser. With fast load times, intuitive controls, and a wide selection of games, it’s perfect for quick gaming breaks or deep dives into your childhood favorites.
Jump into the action with full screen Mario on Only Games and rediscover the magic of classic Nintendo platforming – anytime, anywhere.