PIN

I'm sure you think counting numbers is easy. Even preschoolers can do it right? Well, PIN tests if you're sharper than a preschooler. PIN shows how fast your brain processes information and improves it over time. The concept of PIN is quite easy to understand. All you have to do is tap PIN when you get to a multiple of 7 or a number that ends with 7 but there's a catch... a time limit. PIN even has a multiplayer mode if you want to challenge your friends. PIN is free to download and play. Game On!!!