HomeAppsMaps & NavigationSeawaysApps like Seaways Here are some great alternatives to Seaways by The Nautical Institute : Primo Nautic: Marine Academy ★4.6 i-Boating:Marine Navigation ★4.2 Wavve Boating: Marine Boat GPS ★4.4 Sea Anchor Wallpapers ★4.3 mKart Marine Navigation ★3.4 Nautical Bowls ★4.7 Marine Insight ★4.7 Aqua Map Boating ★3.4 Waterkaarten: Boat Navigation ★3.9 Anchor Alarm - SailGrib AA ★4.0 savvy navvy : Boat Navigation ★4.1 C-MAP Boating ★3.8 ColRegs: Rules of the Road ★3.7 Seabook ★4.3 Maritime Dictionary ★4.4 Seabook ★5.0