Use the left or down arrow keys to make the number smaller. Use the right or up arrow keys to make the number bigger. You may also use the left and right arrows already in it. Click the "Enter a Value" button to enter a value you want. It will ask you if you want to enter a value first when you click it. Say "y" for yes, and "n" for no. then if you said yes, then it will ask you to enter the value. Remember, it only supports numbers, Infinity, and -Infinity. Else, the counter will show "Can't Display."
You may use the counter in your projects, but please use with credit.