#1 Find My iPhone (iOS- iPhone, Mac, iPad, and iPod Touch)
Locate a missing iPhone, iPad, iPod touch or Mac on a map, lock it remotely, and erase your data to protect your privacy. I’ve lost my iPhone. Is there any way to find its location? How can I track an iPhone? And how can I find my iPhone if the battery is dead? How do I turn on Find My iPhone? Tracking your iPhone is easy! Find My iPhone lets you remotely track your lost, stolen, or misplaced Apple iOS Device. No one wants to have their iPhone stolen, but if you do, you need Find My iPhone
#2 FREE Lost Phone Tracker – Plan B (Android)
#3 Find My Phone (Windows Phone 7)
Microsoft’s equivalent to Find my iPhone, this service allows users to login at WindowsPhone.com in order to locate their device on a map. In addition to basic location, it’s possible to ring, lock and erase the contents of your device remotely from any Internet-connected computer. To use the service, simply login using the same Windows Live ID connected to your phone, click My Phone and then Find My Phone.
- Prey for Android, Prey for iOS, Prey for Windows, Prey for Mac OS X, Prey for Linux, Prey for Ubuntu/Debian
Android and desktop OS users can go right ahead and install the software. Prey works on all major operating systems, so it lets you keep track and trigger actions on all your devices from a single place. Like a universal remote control, but for laptops and mobiles.
#5 Find my Friends (iOS)
iOS users (that’s iPhone, iPad and iPod Touch) can download Apple’s own Find my Friends app to keep in touch with friends who are also using Apple devices. Find My Friends lets you set up location-based alerts that can notify you automatically when a friend arrives at the airport, a child leaves school, or a family member arrives home safely. You can also set up alerts to notify friends about changes in your location.
- Easily locate friends and family, Location-based notifications
- Simple privacy controls, Parental restrictions
- Free for iPhone, iPad and iPod touch
- Share your location temporarily or permanently
- Quickly share your location with nearby friends using AirDrop
“Find My Friends allows you to easily locate friends and family using your iPhone, iPad, or iPod touch. Just install the app and invite friends to share locations by choosing from your contacts or entering their email addresses. This is by far the simplest way for iPhone users to stay connected, but is limited to iOS devices only.
#6 Google Latttude (iOS, Android & Others)
An ideal cross-platform device for tracking your friends from iOS, Android, Blackberry, Symbian and even Windows Mobile (that’s pre-Windows Phone). All you need is a mobile phone and you can build what’s essentially a GPS network of friends, without the need for GPS technology. Just log onto Google Latitude, or check Google Maps on your phone
The convenience of Google Latitude is that you don’t need GPS, and it’ll work on almost any mobile phone that can use Google Maps. According to Google, these include Android-powered devices, iPhone, BlackBerry, Windows Mobile 5.0+ and Symbian.