PLAY SUPER MARIO BROS ONLINE

Relive the classic NES adventure right in your browser - no downloads required!

PLAY NOW

Super Mario Bros (1985)

Keyboard Keyboard: Arrow Keys to Move
Jump Spacebar or 'Z' to Jump
Run 'X' or 'A' to Run/Fireball
Pause 'P' to Pause Game
No Download

No Download Needed

Play instantly in your browser on any device - computer, tablet, or phone

Full Game

Complete Full Game

The entire original Super Mario Bros adventure with all 32 levels

Free

100% Free

No registration or payments required - just pure Mario fun!

Frequently Asked Questions

Is this the real Super Mario Bros game?

Yes! This is an emulated version of the original 1985 NES game, running in your browser with all the same levels, enemies, and gameplay.

Do I need to install anything to play?

No installations needed! The game runs directly in your web browser using HTML5 technology. Just click play and start running and jumping.

Can I save my game progress?

This version doesn't support save states, but you can leave the browser tab open to continue later. For full save features, consider the official Nintendo Switch Online version.

Is this legal to play online?

This game is provided for educational/historical purposes under fair use. For official versions, please support Nintendo through their Virtual Console or Nintendo Switch Online services.