YTD app for iPhone and iPad

YTD APP, focusing on the services of positioning equipment and peripheral products.
      The app has real-time positioning, a piece of recording, track playback, SOS for help and other functions, real-time master your familys current location, recording to understand the surrounding situation,
      Track playback allows you to understand where he has been. The electronic fence allows you to keep abreast of whether your child has been to a dangerous place. One-click SOS for help allows you to understand the danger of your child as quickly as possible in order to help in time