Navigation

LocalGsmNlpBackend
UnifiedNlp location provider (local GSM database)

Seguime
Follow where your device goes without being followed by you

GPSTest
An app for testing GPS and GNSS capabilities of a device

NextCompanion
Rogue client for nextbike (unofficial)

OpenTopoMap Viewer
Online client for maps from OTM project, import GPX and show own location

Buses
Geographical GB bus times lookup app

XCSoar
Tactical glide computer and maps

Avare
Aviation map

Show Articles in Map
Show articles from Wikipedia near a given location in an interactive map.

Kwik EFIS
Glass Cockpit / Electronic Flight Information System

OpenTrail
OSM-based England and Wales walking app

Hikar
Overlays footpaths from OpenStreetMap on the device's camera feed.

Heading Calculator
Flight navigation aid

enroute flight navigation
enroute is a free flight navigation app for VFR pilots

AAT Another Activity Tracker
AAT is a GPS-tracking application for tracking sportive activities, with emphasi

Location Map Viewer
Display geografic information from url or local gpx/kml file in a map

Kwik (zar.aus)
Kwik EFIS terrain data - Southern Africa, Australia, New Zealand

Kwik (usa.can)
Kwik EFIS terrain data - North America, Canada

Kwik (sah.jap)
Kwik EFIS terrain data - North Africa, India, Indonesia, Japan

Kwik (eur.rus)
Kwik EFIS terrain data - Europe, Russia

Kwik (pan.arg)
Kwik EFIS terrain data - South America

Kwik (ant.spl)
Kwik EFIS terrain data - Antarctica, South Pole

ParkenDD
Show available parking slots in major cities

send2car
send geo-locations to your bmw car from any app that allows sharing locations

Metrodroid
Metrodroid can read information from some public transport NFC smartcards

Luftlinie
Navigation for Birds

OSMTracker
GPS Track Recorder

Navit
Car navigation system

Fake Traveler
Fake your location

WairToNow - Aviation Navigation
Aviation mappng program, includes geo-referenced airport diagrams and plates.