Ride with friends is one of the greatest thing in the world. So, RideLife app provides you an easy way to tag all your friends and share on Facebook and Google+. RideLife is designed to show you the riding photo, map and result of your friends. You can encourage your friends by clicking the Like button, see the ranking list on you and your friends on RideLife website, and search new friends on the app, see where they ride and join them.If you are a GIANT owner, RideLife app gets your e-Guagantee card automatically. No worry about the card missing. Your RideLife ID is the account for you to login GIANT website and store. Its so convenient that you can login app, website and store with 1 account.RideLife is the exclusive app for GIANT Alarm Ride Sense (ARS) which will protect your bike when anybody moves it. ARS will also help you find your bike when stolen and notify your friends fro help when you encounter accidents.RideLife works with both BlueTooth and Ant+ devices like computers, HR belt, speed/cadence sensors.Enjoy more fun after riding on RideLife website, check out friends records, see ranking list for you and friends, all photos album and your riding calendar.Major Functions--RideLife: New Rides from friends, Who you ride with, Photos, Map, Like, Share on FB, G+, Ranking list, Search friends, etc.-RideBook: Tag your friends, Photos, Tracking map, Ride time, Distance, Speed, Calories, HR, Privacy area, etc.-My Bike: Personal Bike, e-Guarantee card, BLE devices, ARS, etc.-Search for bike stores and services."Continued use of GPS running in the background can dramatically decrease battery life."