NorCamp is a comprehensive camping guide for norway, which also contains smaller not so well known campsites. It is an 1-man project and the used data has been collected and maintained with great care in cooperation with campsite owners and NorCamp users.
You can search or show all campsites near your location on a map and get detailed information about them. This includes data like address, email and phone numbers, photos, reviews, price level, number of cabins and rooms, as well as the website of the campsite. It is also possible to write reviews about the camps, to rate them, or to upload photos.

The following list shows, which permissions are needed by the app and whats the reason for it.
Internet: synchronization of the campsite basic data, download photos and reviews, working with the map
Media/Files: caching of campsite pictures and map elements
Location: working with the map, calculation of distances to a campsite
Call: direct call to a campsite within the app
Contacts: add campsites as a contact in address book
Invoice Service: INAPP purchases (e.g. for advertising deactivation)
WakeLock: download of big files for offline map

The following external services are used within the app:
AdMob (Google Inc.)
Google Maps
Firebase
OSMDroid
Mapsforge