Nadra DataBase is one of the best applications for providing Sim and Cnic data databases. It provides the facility to search the data of the Pakistani numbers in the database, so you can track the numbers in Pakistan. It is a real-time open-sim tracking platform around the world.

This app is a helpful tool for retailers because it enables them to check the number of sims registered on a particular CNIC. It's also useful for those who often receive calls from unknown numbers. The app helps you find some information about the caller.

It is very simple and easy to use, and you can download it on Android devices.