Play NFL Games on Emulator Online. We have the best NFL games online for different retro emulators including GBA, Game Boy, SNES, Nintendo and Sega. There are over 29 online NFL games in our collection. All of the games that you see here are without download, pick any and start playing right away. If you enjoy the game, be sure to vote for it and leave a comment. NFL games that started it all back in the day are now playable free within your browser! Start by playing some of our popular NFL online games like Madden NFL 07, Madden NFL 2003, Madden NFL 2002 and NFL Blitz.