Check the health of your GPS system. Monitor the number of satellites currently visible, the elevation and azimuth of each satellite, the strength of each satellite signal, whether or not an almanac and ephemeris has been saved for each satellite (some devices do not report this information), and which satellites were used to calculate the latest p…
Free • 241
Use Open Street Maps to find your way in the back country. Place markers, plan routes, monitor and mark your current position, and record your movements on the map. The application will save viewed maps for offline use. - To place a marker, long press on the map - To plan a route, tap on the plan icon, then tap along your route, then tap on the pla…
Free • 54
Keep track of your latitude, longitude, accuracy, and altitude with this navigational home screen widget. - Requires a device with a navigation satellite sensor - Get a clear view of the sky - Enable satellite reception in Settings before installing
Free • 86
Send a hands free text (SMS) message with your voice. - Minimize background noise (close windows, turn off music) - Turn up the speaker volume - Create an entry for the recipient with a phone number in your Contacts app - Use a simple name (voice input cannot recognize complex names) - To send a text message, tap on "Compose Message" - Wh…
Free • 39
Keep track of the current weather conditions and forecast at your location. - Graphs available for temperature, wind, pressure, humidity, rain, and snow - Weather data provided by openweathermap.org - Graphs created using the Snowdon graphing library - Requires cellular or WiFi service - Requires a device with a navigation satellite sensor - Get a…
Free • 13
Find your current position (latitude and longitude) and share it and a link to a map of your location with friends or family. Also monitor your altitude, GPS heading, sun and moon rise and set times, and dawn and dusk times. Astronomical calculations are based on software described in the book "Astronomy on the Personal Computer" by Olive…
Free • 11