Install this free app on your iOS 5 device and sign in with the Apple ID you use with iCloud. Adding a friend is easy just send a request to see their location. Once your friend accepts using the Find My Friends app, you will then be able to see that friend's location on a list or on a map.
You can also choose to share your location for a limited period of time with a group of friends.
Easily locate friends and family
Temporary sharing option
Simple privacy controls
Free for iPhone, iPad, and iPod touch
Supported languages: English, Japanese, French, German, Dutch, Italian, Spanish, Portuguese, Danish, Finnish, Norwegian, Swedish, Korean, Chinese, Russian, Polish, Turkish, Ukrainian, Arabic, Croatian, Czech, Greek, Hebrew, Romanian, Slovak, Thai, Indonesian, Malay, Catalan, Hungarian, Vietnamese
Requires iOS 5 and an iCloud account. You can create a free iCloud account on your iPhone, iPad, or iPod touch.
You can download Find My Friends from the App Store for free.