Explorer chart data (pure, not blended with other sources of Bahamas data) is now available for phone and tablet from AquaMap. Here is a link to their website and their announcement of their new offering on the app. Check out their website.
Aqua Map Bahamas
The whole Bahamas area covered with the best available nautical charts from Explorer Charts.
Explorer Charts is considered the best nautical charts to sail on the Bahamas area. Full of details, suggested routes, waypoints, hazards and much more for a great navigation experience.
Aqua Map Marine