As a rule, a person chooses one number for his whole life - this is convenient, there is no need to notify all his acquaintances about changing the number, which, by the way, is very difficult, because every day the number of contacts increases. After a couple of years, so many phones accumulate in the notebook that there is a need for additional applications that would help find the right person among the numerous records. Dialer One refers specifically to such applications. With it, you will find the right contact by pressing a couple of buttons and just send him a message. You can search by a wide variety of parameters, starting from the name and ending by the type of number, call and even by organizations. The design of the program can be customized for yourself. The latest version of the app Dialer One download for android.