HYPACK is described as 'The most widely used hydrographic software package in the world' and is an app in the online services category. There are 1 alternatives to HYPACK for Windows. The best HYPACK alternative is UnderSee Explorer. It's not free, so if you're looking for a free alternative, you could try UnderSee Explorer.
UnderSee Explorer software combines GPS and Sounder data to produce high definition contour charts in real time. Data can be exported or imported in several formats including GIS and CAD files.
