Geologger

HOW TO USE GEOLOGGER

+ Start recording your GPS traces

Press the blue button to start recording your movements. Geologger will continuously draw a real time markers into the map.

+ Stop recording movements

To stop your recording press the big blue button again or use the stop button in the GeoLogger notification. You can look at the recorded movements on the map afterwards.

+ Save last recording

Stop the recording and then tap again on the big blue button. It will offer an option to "Save and Clear". GeoLogger stores saved recordings as plaintext JSON files in the directory /Android/data/files/tracks.

+ Clear main map

Stop the recording and then tap again on the big blue button. Chose the option "Clear", if you just want to clear the map without saving your recording.

+ Statistics and Last Tracks

Peek into GeoLogger's notification to see the distance and duration of your current recording. Switch to the "Last Tracks" view to review your last recordings. GeoLogger stores up to 25 recent tracks. Pull up the statistics to see distance and duration of that recording, as well as the steps taken.

+ GPX Export

Saved recordings can be exported as GPX (GPS Exchange Format) from the "Last Tracks" view. Just tap the export icon next to the track selection menu.

+ How does GeoLogger measure distance?

GeoLogger calculates the distance between markers and adds them up.

WHICH PERMISSIONS DOES GEOLOGGER NEED?

+ Permission "INTERNET"

GEOLOGGER needs to download map data from OpenStreetMap servers and therefore needs access to the internet.

+ Permission "ACCESS_NETWORK_STATE" and "ACCESS_WIFI_STATE"

GEOLOGGER uses osmdroid to draw its maps. osmdroid needs to know the current state of your device’s connectivity.

+ Permission "ACCESS_COARSE_LOCATION" and "ACCESS_FINE_LOCATION"

Trackbook needs accurate GPS location data to be able to record your movements. If the GPS data is not available or not accurate enough GEOLOGGER uses location data from cell tower and WiFi triangulation.

+ Permission "WRITE_EXTERNAL_STORAGE"

GEOLOGGER uses osmdroid, which caches map tiles on Android's external storage. You can find the map cache in the "osmdroid" folder on the top level of the user-facing file system.