META friend locator is a map app with social features. With META you get very compact world maps that generate 5-10 times less data traffic and takes up less space on your phone (also incl offline maps). You get GPS support and millions of places like restaurants, hotels, tourist attractions, Wikipedia, twitter etc. You can share your location with friends and see where they are, check-in at places, write to people, see profile, add comments and photos etc.
Map My Tracks turns your mobile phone into your personal real-time GPS tracking device. Using a mobile phone with built-in GPS or an external GPS receiver you can map and track your location in real-time. Map My Tracks let your friends, competitors or parents know where you are right now. Map My Tracks is all about training smarter and improving sporting performance.