qtVlm 2025-09-28T09:57:43Z

The Java Sea was swallowing daylight whole when my ancient GPS finally spat static. I remember the metallic taste of panic as 40-knot gusts slammed our starboard beam - my wife clinging below deck with our terrier shaking in her arms while I wrestled the helm. Paper charts? Reduced to pulp by a rogue wave that morning. That's when my trembling fingers punched the tablet awake, launching qtVlm for the first time in genuine terror.

The Pacific doesn't negotiate. I learned that halfway between Fiji and Vanuatu when my barometer started plunging like a stone. My hands trembled as I unfolded water-stained charts - ancient relics suddenly laughable against the purple-black horizon devouring daylight. Radio crackled with panicked French from a cargo ship somewhere in the murk. That's when I remembered the strange icon on my tablet: qtVlm.

qtVlm Navigation and RoutingqtVlm is a navigation software for Sailing Boats. The application has a free version with basic features and a full version available through in-app purchase.The free version of qtVlm is a full grib viewer displaying all types of gribs and is providing many advanced grib