# AyeTides vs Cortex Onboard

The clearest difference is price: Cortex Onboard at Free against AyeTides's $7.99. Cortex Onboard also leads on iOS requirement (15.6 vs 17.6). AyeTides's advantage is rating (4.8 vs 3.8) and review sentiment (87% vs 56%). On ads, in-app purchases, monetization model and device support there is nothing between them.

Cortex Onboard is free to download; AyeTides costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AyeTides holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: AyeTides has 4.9K ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 87% of AyeTides's written reviews are positive against 56% of Cortex Onboard's.

AyeTides ships an update every 3 weeks, Cortex Onboard every 2 months. The most recent releases landed on September 22, 2026 and June 7, 2026 respectively.

## The numbers

| Metric | AyeTides | Cortex Onboard |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[4.8 (4.9K ratings)](https://appshunter.io/ios/app/ayetides/id287316432/reviews)** | [3.8 (12 ratings)](https://appshunter.io/ios/app/cortex-onboard/id1483406085/reviews) |
| Number of ratings | **4.9K** | 12 |
| Positive reviews | **87.0% of reviews** | 55.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Best chart rank | **#119** | — |
| Size | 27 MB | 376 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hahn Software LLC](https://appshunter.io/developer/287316437) | [Garmin New Zealand Ltd](https://appshunter.io/developer/557485484) |

## What reviewers say

### AyeTides

[App page](https://appshunter.io/ios/app/ayetides/id287316432)

**Currently charting:** #119 Top Paid · Navigation (US App Store)

Access tide and current data for over 13,400 global locations without an internet connection. Plan your coastal activities with detailed daily events, interactive graphs, and station search options.

**Highlights:** Offline tide and current data, 13,400+ global locations, Interactive tide graphs, Station search by map, name, or location, Daily events in tabular form, Regular updates with new stations

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate and reliable
- 👍 Intuitive and easy to use
- 🌊 Comprehensive tide and current data
- 🔍 Offline functionality
- 🌙 Includes moon and sunrise/sunset data

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔄 Issues with updating favorites or station list
- 📱 Limited Apple Watch integration
- 🔍 Difficulty finding some locations

**Reported bugs**

- Crashes on latest iOS versions
- Incorrect tide data for some locations
- Landscape mode issues on iPad

**Requested features**

- Add more detailed current/flow data
- Improve graphical tide charts
- Integrate with weather/marine forecasts
- Enhance Apple Watch app functionality


### 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 AyeTides free?

AyeTides costs $7.99, with no in-app purchases.

### Is Cortex Onboard free?

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

### Which has better reviews, AyeTides or Cortex Onboard?

AyeTides is rated higher. AyeTides averages 4.8 out of 5 from 4.9K ratings, while Cortex Onboard averages 3.8 from 12 ratings.

### Do AyeTides or Cortex Onboard have ads?

Neither AyeTides nor Cortex Onboard shows ads.

### Which is updated more often, AyeTides or Cortex Onboard?

AyeTides ships an update every 3 weeks, and Cortex Onboard every 2 months. Most recently, AyeTides was updated on September 22, 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.*