# PredictWind Race Tracker vs Cortex Onboard

The clearest difference is rating: Cortex Onboard at 3.8 against PredictWind Race Tracker's 1.0. Cortex Onboard also leads on in-app purchases (none vs 2) and ratings volume (12 vs 1). PredictWind Race Tracker's advantage is review sentiment (78% vs 56%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PredictWind Race Tracker sells 2 one-off in-app purchases. Cortex Onboard asks for nothing beyond the download.

Cortex Onboard holds the better App Store score, 3.8 against 1.0. That said, the two scores are not equally well evidenced: Cortex Onboard has 12 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 78% of PredictWind Race Tracker's written reviews are positive against 56% of Cortex Onboard's, so the app with the better star average is not the one people write more warmly about.

PredictWind Race Tracker ships an update every 6 weeks, Cortex Onboard every 2 months. The most recent releases landed on September 17, 2026 and June 7, 2026 respectively.

## The numbers

| Metric | PredictWind Race Tracker | Cortex Onboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/predictwind-race-tracker/id569052528/reviews) | **[3.8 (12 ratings)](https://appshunter.io/ios/app/cortex-onboard/id1483406085/reviews)** |
| Number of ratings | 1 | **12** |
| Positive reviews | **77.8% of reviews** | 55.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 20 MB | 376 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PredictWind Limited](https://appshunter.io/developer/477048590) | [Garmin New Zealand Ltd](https://appshunter.io/developer/557485484) |

## 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 |


### Cortex Onboard

[App page](https://appshunter.io/ios/app/cortex-onboard/id1483406085)

This app allows you to configure and update your marine electronics from your mobile device. Monitor vessel data, receive alerts, and manage features like Anchor Watch from anywhere on board.

**Highlights:** Configure and update Cortex devices, View AIS information and alerts, Manage Anchor Watch, Monitor vessel sensors, Connect NMEA 2000 instruments

**In-app purchases:** none


## Frequently asked questions

### Is PredictWind Race Tracker free?

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

### Is Cortex Onboard free?

Cortex Onboard is free to download, with no in-app purchases.

### Which has better reviews, PredictWind Race Tracker or Cortex Onboard?

Cortex Onboard is rated higher. PredictWind Race Tracker averages 1.0 out of 5 from 1 ratings, while Cortex Onboard averages 3.8 from 12 ratings.

### Do PredictWind Race Tracker or Cortex Onboard have ads?

Neither PredictWind Race Tracker nor Cortex Onboard shows ads.

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

PredictWind Race Tracker ships an update every 6 weeks, and Cortex Onboard every 2 months. Most recently, PredictWind Race Tracker was updated on September 17, 2026 and Cortex Onboard on June 7, 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.*