Delete All Contacts is simply used to reset / empty your phonebook. It shows you number of contacts available in your phonebook or addressbook and also number of contacts according to accounts like Phone, SIM, gmail, whatsapp, etc. Simply select any account or all and you will be shown a screen with delete / remove contact option.
According to the antivirus report, this application is safe and secure. The app is designed by Little Play Studio and its category is Tools. Delete All Contacts was downloaded and set up by over 100K users and the latest stable release was on Oct 11, 2019.