gps

Yes, you can use GPS without any external data connection because signals from the GPS satellites are receive-only. On a device, the permission setting is known as device-only location mode: Device only This mode uses only GPS. It doesn’t use Google’s Location service to provide location information. It can estimate your device’s location slower and … Read more

If you want to make your code run even if your application is not open, you need services for that. A service runs in the background, If you want the latitude and longitude details you will need a LocationListener for that. If you need your application to send details every 3 minutes, you will need … Read more