PlaneTour Privacy Policy

rv10.org stores the data you enter in the pin creation form on the rv10.org server along with your rv10.org specific unique user id (created when you install the first rv10.org app and valid until you uninstall the last app from rv10.org) and along with the position of the pin which is either your current location or when created with a long press, the location of the long press.
rv10.org does not pass the data on to any other entities and only uses it to display data in the app itself and on the rv10.org web page.

MapBox Privacy Policy

PlaneTour uses a map library from MapBox. Their privacy policy is accessible via the info button on the app and here.