Compare software

Screenshots

Nautical chart view with buoys and depth contours and a bottom bar for routing, search, weather and instruments

Route planning screen with a sailing route, waypoint options, departure time and distance

Wind forecast map of northern Europe with an hourly wind and gust table below

Compare Orca with alternatives

Orca vs iNavXiNavX supports more than 25 chart providers, live AIS and GRIB weather, and includes free NOAA US charts, with other commercial charts bought separately.
Orca vs SeapilotSeapilot offers charts, weather routing with GRIB data and GPX import and export, with AIS and NMEA sensor support limited to Premium.
Orca vs Savvy NavvySavvy Navvy also plans boat routes around wind, tide and current on a phone, without Orca's optional Orca Core hardware for instrument connections.
Orca vs qtVlmqtVlm adds weather routing with departure-time comparison and a Windows version, reading S57, S63 and raster charts, though mobile versions are paid.
Orca vs Aqua MapAqua Map uses NOAA, USACE and CMOR charts offline with an anchor alarm, but its coverage centres on US waters and the Bahamas.
Orca vs OpenCPNOpenCPN is a free, open-source chartplotter for Windows, macOS, Linux and Android with plugins, but its desktop-style interface suits phones less well.
Orca vs ArgoArgo adds a web version, crowdsourced marina reviews and a free plan with charts and manual routing, while autorouting sits in paid plans.
Orca vs LuckGribA GRIB weather forecast viewer and weather routing app for sailors on iPhone, iPad and Mac.