This is a great dart app for playing against dartbot or against a friend but there is too much of a difference between levels for dartbot. I am approx a 67-72 avg player and find myself beating dartbot 3.0 all the time but being crushed by dartbot 4.0 every time. There needs to be some in between. The difference between 3.0 and 4.0 is about 30 points on the avg. There needs to be something in between for dart players like me.