POS4Mobile is the application which turns your Android smartphone or tablet into fully operated cash register. Here you can define groups and products, customize keyboard according to your requirements, connect bluetooth or network receipt printers, use payment terminals, print X and Z reports and many other things which help to convert your routine business to pleasure. This version if absolutely free. The only one thing we ask you to do is just to regsiter the application after 30 days of using it. And you still able to use it for free.