Most applications that track your location are not trying to spy on you with nefarious intent, but do so for advertising purposes. However, you can stop them cold in their tracts by managing these applications and services, determining which app or service can track you, and when or if they can.
There are 6 security measures that you can take right now to ensure that your data stays private and secure, even if your device is lost or stolen. 1) Use an Alphanumeric Passcode. 2) Lowdown Your Lockscreen. 3) Set up iCloud Keychain. 4) Protect Your Data Using Secure Erase. 5) Secure Your Browsing Experience. 6) Enable Automatic Software Updates.