NDCounter-will help you to keep count. The program can simultaneously conduct two accounts. In the program it is possible to adjust an account step. As at the program there is a calculator of the account of an abacus
SuperCounter- a small application created to help you keep in mind the numbers you are counting. At work I often have to count people, at busses etc. and when I'm counting and they are talking and asking me questions it's easy to lose the numbers. With supercounter it's easy. Just tap the screen and the phone helps you count. Easy...