# PredictWind Race Tracker vs qtVlm

The clearest difference is rating: qtVlm at 3.5 against PredictWind Race Tracker's 1.0. qtVlm also leads on update cadence (weekly vs every 6 weeks) and ratings volume (8 vs 1). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. PredictWind Race Tracker sells 2 one-off in-app purchases and qtVlm sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

qtVlm holds the better App Store score, 3.5 against 1.0. That said, the two scores are not equally well evidenced: qtVlm has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 78% of PredictWind Race Tracker's written reviews are positive against 79% of qtVlm's.

PredictWind Race Tracker ships an update every 6 weeks, qtVlm weekly. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PredictWind Race Tracker | qtVlm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/predictwind-race-tracker/id569052528/reviews) | **[3.5 (8 ratings)](https://appshunter.io/ios/app/qtvlm/id999110023/reviews)** |
| Number of ratings | 1 | **8** |
| Positive reviews | 77.8% of reviews | **79.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 20 MB | 100 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PredictWind Limited](https://appshunter.io/developer/477048590) | [Meltemus SAS](https://appshunter.io/developer/999110022) |

## What reviewers say

### PredictWind Race Tracker

[App page](https://appshunter.io/ios/app/predictwind-race-tracker/id569052528)

This app enables yacht race participants to send GPS tracking data for live viewing by spectators or event organizers. You can also set up personal tracking and share a link for friends to follow your progress in real-time. The app offers race replay functionality for strategy evaluation.

**Highlights:** Live GPS tracking for races, Spectator viewing mode, Personal tracking with shareable link, Real-time progress updates, Race replay for strategy analysis, Safety monitoring for organizers

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Tracking for 12 months | $2.99 | one-time |
| Unlimited Tracking for 3 months | $2.99 | one-time |


### qtVlm

[App page](https://appshunter.io/ios/app/qtvlm/id999110023)

This navigation software is designed for sailing boats, offering a free version with basic GRIB viewing and an optional full version with advanced weather routing, chart modules, and communication features. It supports various chart formats and NMEA data sources, with a simulation mode for learning.

**Highlights:** GRIB viewer with advanced functions, Weather routing and route modules, Support for Raster, Vector, and MBTiles charts, Harmonic file support for tides and currents, AIS and Iridium GO! communication, Anchor Alarm module, Simulation Mode for learning

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version | $49.99 | one-time |


## Frequently asked questions

### Is PredictWind Race Tracker free?

PredictWind Race Tracker is free to download, with in-app purchases available.

### Is qtVlm free?

qtVlm is free to download, with in-app purchases available.

### Which has better reviews, PredictWind Race Tracker or qtVlm?

qtVlm is rated higher. PredictWind Race Tracker averages 1.0 out of 5 from 1 ratings, while qtVlm averages 3.5 from 8 ratings.

### Do PredictWind Race Tracker or qtVlm have ads?

Neither PredictWind Race Tracker nor qtVlm shows ads.

### Which is updated more often, PredictWind Race Tracker or qtVlm?

PredictWind Race Tracker ships an update every 6 weeks, and qtVlm weekly. Most recently, PredictWind Race Tracker was updated on October 5, 2026 and qtVlm on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*