Cruise Cruiseline.com acquires Ship Mate cruise app By Tom Stieghorst / December 04, 2013 Share 1 -- Cruiseline.com, a cruise review website, has acquired the Ship Mate cruise app, which will become the mobile version of Cruiseline.com. According to Cruiseline.com, the app is the largest mobile cruise community with more than 170,000 users. New content will be added to the app including verified reviews, photos and content from Cruiseline.com's online travel magazine Bon Voyage. The new features will launch starting in the first quarter of 2014. Follow @tstravelweekly on Twitter.