qtVlm 4+

Navigation and weather routing

Meltemus SAS

    • Free
    • Offers In-App Purchases

Screenshots

Description

qtVlm 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 providing many advanced grib functions. It supports basics charts and some simple instruments. It includes also an Anchor Alarm module, a viewer for shapefiles, for instance those coming from SHOM, and can be configured to receive boat position either from internal GPS or from an external NMEA source connected through tcp, udp or gpsd.

The full version adds many functions and features:

- Weather routing and route modules,
- A complete set of navigation Instruments,
- Charts modules for Raster charts, Vector charts (S57, S63 and CM93) and mbtiles,
- Support for Harmonic files (tides and currents),
- Iridium GO! communication
- AIS,
- Start line mode,
- Access to Great Circle gribs,

qtVlm can also be used in Simulation Mode, which allows you to simulate a navigation through our server. This is the best way to learn using qtVlm.

Once activated the full version will be available on all your iOS devices.

What’s New

Version 5.12.1400

Add Italian translation
Add instrument DTW (Distance Through Water)
Grib time slider position and size modifications. Add support for multi gribs in all isolines. Improvements in saildocs estimated grib size and removal of WW3 model which is now integrated in GFS model
Add rudder angle from XDR message
Update Word Magnetic Model to 2025
Update SHOM opendata
Better full screen management on iPad, better screen rotation management on iPhone. Split View and Slide Over support

App Privacy

The developer, Meltemus SAS, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Collected

The developer does not collect any data from this app.

Privacy practices may vary based on, for example, the features you use or your age. Learn More

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