A brand new fully functioning chart navigation app for the iPhone and iPad. Based on high-quality raster images of Imray and selected official hydrographic office charts, the app converts your device into a fully-functioning chart plotter. Download the free Imray Navigator app from the App Store, including navigation tools and instruments and demonstration charts. Get access on a subscription basis to an entire library of chart sets.

https://www.imray.com/imray-navigator-app/