Develop your skills, try to survive as much as you can and become the biggest snake. You start as a small snake, get bigger by eating other snakes who try to do the same. You have to attack wisely but ...

With apologies to Kojima, the original Snake was pretty solid. A killer app before smartphones were even a thing, the game transformed blocky Nokia handsets into persuasive handheld gaming devices.

Forbes contributors publish independent expert analyses and insights. Curtis is a veteran journalist who never put down his Magic cards. I have found Slither.io to be more entertaining than Agar.io ...