qtVlm is made and published by Meltemus SAS. AppBrain is an independent app data site and isn't affiliated with Meltemus SAS. The app name, icon, screenshots and description belong to Meltemus SAS and are shown as published on the App Store.
AppBrain's verdict
Established- Rating on App Store
- 3.67
- 9 ratings
- Last updated
- July 24, 2026
- Size
- 99.9 MB
It doesn't have enough ratings yet to judge what users think.
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Store listing
By Meltemus SAS, from the App Store
Description by Meltemus SAS Written by the developer, not by AppBrain. Click to read.
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.
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 99.9 MB
- Content rating
- Everyone
Technologies used by qtVlm
Releases
Updates seen on the App Store- Version
- 5.12.2701
- Launched
- January 2016
No changelog data
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Rankings
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About the app and developer
About qtVlm
qtVlm is a navigation app developed by Meltemus SAS.
What is the rating of qtVlm?
qtVlm is rated 3.67 out of 5 stars, based on 9 ratings.
Is qtVlm free?
qtVlm is free. The app size is 99.92 MB. The latest version available is 5.12.2701. The last update was on July 24, 2026.
What are the requirements for qtVlm?
The app has a content rating of Everyone. The app has been available on the App Store since January 2016.
Developer information for Meltemus SAS
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