Saurabh Singh is an Android app developed by Major Kalshi Classes Pvt Ltd. It is a platform that connects candidates to Saurabh Singh. Users are provided with sets of PINs and passwords that they can use to login and access selective services available on the app. It is important to note that not all services are available to all users.

The app falls under the Education and Reference category, and it is licensed for free. The app is designed to be user-friendly, and the interface is simple and straightforward. However, it is essential to note that the app does not provide any contact information for Saurabh Singh.

Overall, Saurabh Singh is a useful app for candidates who require selective services. The app is simple and easy to use, and the PINs and passwords ensure that only authorized users can access the services.