electronic roadbook for Android mobile devices, in order to facilitate the preparation of notes, when the route recognition directly on the ground, collecting data directly from the device's GPS and recording notes and respective schemes for all crossings there during route.

Another of the features of this application is to assist the user in the use of those notes while browsing, using an existing road book, allowing the user to know for all crossings which direction to take.

The application displays the automatically notes, sensing the proximity of them and warning the user.

Once on a cross application automatically switches to the next note.

If you think this is making a navigational error, the application prompts the user and automatically starts the process route correction, with the possibility of choosing between two correction methods.

The application is directed to people who have some experience in the use of traditional roadbooks paper, however anyone should be able to use the application, to the extent that the shares are greatly simplified with respect to the comparison with the use of traditional roadbooks paper.

The application was implemented for the Android platform in version 2.3.3 or higher and the mobile device must have GPS sensor. You may need access to the Internet for use of a method of route correction, however there is an alternative method that does not require this feature. For sharing roadbooks is even necessary to have web connection.

This application - Naturepathfinder - aims to allow the user to scroll through the pre-set path, always trying to be that you do not get lost and reach the end of the course being directed to outdoor routes.