1. You need help and you are alone. This app allows you to email or text a group of contacts with your exact location and time to assist your rescue.
2. It also allows you to assign phone numbers to a grid of graphical buttons for speed dialing, a useful feature on old mobile phones allowing dialing in one click after app launch.
3. It allows you to set up groups of contacts on the iPhone using the native address book. These are then available for use either in this app or the iPhone default address book, and will sync to iMac.
4. You can send SMS or Text to all contacts in a particular group, handy for special events.