Voice Screen Lock: Voice Lock is a free Android app for users to use to secure their phones from unauthorized access. It is a useful application for those who are always concerned about their smartphone. It can also be used by those who want to give their phone a new style and a new approach to security.

In order to use this app, you need to install it first. Once you have it installed, you can start using it right away.

It is a very easy-to-use application. You just need to speak the password you want to use to unlock your phone.