Are you looking for an Android app that will help you make private calls no matter where you are? If so, look no further because Private Call | Private Number is here to help you out. It's an international private calling app that helps users make calls to anyone, anywhere, anytime, at an affordable cost. 

The app also has a strong focus on data safety and security, with the developer claiming that the app does not collect or share any user data. They also state that no user data is shared with other companies or organizations.

And to ensure data security, the app encrypts data in transit and provides a way for users to delete their data upon request.