A free app for Android, by AIRBITS Reactive Phone.

This application provides a fast and reliable method of determining the location and altitude of any point. It has been developed for Android devices and supports modern GPS systems (e.g. GPS SDR). The accuracy of the method is about 10 m.

It is a convenient tool for any business. You can easily determine the exact position of your client. In addition, you can find out the altitude, which is a very useful piece of information. This information will be useful for you and will help you understand the nature of the terrain.

GPS Anti-Radar is a free utility, but you need to have a compatible Android device to use it.