【實用社交app】Signs - Intelligent messages|最夯免費app-綠色工廠好玩App

Signs lets you send location-aware messages to your friends. They will only see your message when they get to the location you choose!A sign is a new type of message, that holds information about it's location, so that it is only visible in the place in the world you choose. You can also add an image to evey sign!+ Send useful messages tied to a specific location: romantic messages in memorable locations, shopping lists in the entrace of a supermarket, welcome messages when arriving to a location, treasure hunt clues, etc.+ Send signs for multiple recipients.+ Read notifications on every sign.+ View signs that are close to you in the Nearby section.+ Map view for any list of signs in the app.+ Filter signs by received, sent or by sender in the contacts section.+ Unread signs counter so you know how many signs you have left to discover!+ Clear, simple and intuitive user interface.+ Log in with your Facebook account or register for an account with Signs.+ Add your Facebook friends who are already using Signs.+ Share on Facebook and Twitter (iOS 5 only).Signs uses your device's GPS to know when you are close to an unread sign.Disclaimer: Continued use of GPS running in the background can dramatically decrease battery life.