A free app for Android, by Solwin Infotech.
This is a land area and population calculator app that provides an easy way to calculate land and people in a location. It is useful for farmers, builders, developers, and anyone who needs to calculate the area of land or the population of a place. The app has all the units of measurement available in India, including the metric, the imperial, and the nautical.
It is very easy to use and has a simple UI that makes it very easy to use. There are two tabs, one for the units of measurement and the other for the location. You can select the location from a list or enter the coordinates.
After that, you can select the type of measurement, either the area or the population. You can also choose to include a margin of error.