Double Thumb Challenge

Ab hoga wahi jo h sahi "Goodyug" The Real Success platform, Here, We provide to everyone only useful products and information such as gaming apps that'll help them to improve their mind & more that'll good for everyone and our application double Thumb challenge is part of it and in this app you'll improve concentration and increase IQ level by using double thumb left and right on a random speed, It's a scientific reason to improve brain level by using both hand in a onetime.