Anchor Basic vs Anchor Hub

A fully functional anchor alarm designed for iPhone & iPad.  - Simple and reliable with user selectable units, drift warning and low battery alarms.  - Pause the alarm and take your device with you; simply continue drift monitoring when you return.  - Set the anchor at the current location or a bearing & distance to the anchor. - Use Anchor Basic to remotely monitor Anchor Plus. Go ashore for dinner and monitor your friends Anchor Plus alarm using Anchor Basic. - If you like this version, try Anchor Plus with a host of additional features

Anchor Hub is a mobile app to monitor your boat position and you can set an alert notification if your boat moves to outside of allowed circular position. You can save the monitoring record for your own history and also share them to others with rates and notes. This app includes the feature to search the shared records on a map. This will be useful for searching an anchorage when a boater is exploring in unfamiliar water. This app also includes a way to monitor a boat position remotely. This feature requires 2 devices with this app installed and the internet connections to both devices.