T-Mobile Doctor is a free utility and tool application developed by T-Mobile Polska S.A. for Android devices. It allows T-Mobile customers who have smartphone insurance to check the condition of their device at any time, free of charge. With T-Mobile Doctor, users can diagnose and solve any issues that may arise, ensuring that their smartphone stays in top shape.

The application scans the device for potential problems and provides users with a report on the status of their smartphone. It also offers tips and suggestions on how to improve performance and prolong the life of the device. T-Mobile Doctor is an essential tool for anyone who wants to keep their smartphone running smoothly and avoid any potential issues in the future.