Nehroopa 4D is a free Android app developed by Mass tech, belonging to the Business & Productivity category. This app provides users with guessing numbers for 4D lotteries, including Malaysia Lottery, Magnum 4D, Toto 4D, Damacai 4D, Singapore 4D, and GD Lotto 4D predictions.

The app offers predictions and guesses for lottery numbers, which are for reference only. Although the app provides a chart with approximately guessed numbers, it does not guarantee the accuracy of the predictions. The app is easy to use and provides a simple interface for users to view the predicted numbers. However, it is important to note that the program does not suggest contacting the developer or providing any personal information.