# U.S. Inland Navigational Rules vs True Wind

The clearest difference is price: True Wind at Free against U.S. Inland Navigational Rules's $2.99. True Wind also leads on rating (5.0 vs 4.3) and update cadence (every 9 days vs every 27 months). U.S. Inland Navigational Rules's advantage is iOS requirement (13.0 vs 26.2). On ratings volume, ads, in-app purchases and device support there is nothing between them.

True Wind is free to download; U.S. Inland Navigational Rules costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

True Wind holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 6 and 3 respectively. Written reviews point the same way: 75% of U.S. Inland Navigational Rules's written reviews are positive against 100% of True Wind's.

U.S. Inland Navigational Rules ships an update every 27 months, True Wind every 9 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | U.S. Inland Navigational Rules | True Wind |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.3 (6 ratings)](https://appshunter.io/ios/app/us-inland-navigational-rules/id658906836/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/true-wind/id6759182528/reviews)** |
| Number of ratings | **6** | 3 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 9 days** |
| Monetization | Paid | **Free** |
| Size | 23 MB | 4 MB |
| Requires iOS | **13.0** | 26.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [The Other Hat](https://appshunter.io/developer/573973071) | [Christian Munoz](https://appshunter.io/developer/1877241494) |

## What reviewers say

### U.S. Inland Navigational Rules

[App page](https://appshunter.io/ios/app/us-inland-navigational-rules/id658906836)

This app provides comprehensive Inland Navigation Rules for U.S. inland waters and the Great Lakes. It features over 100 custom illustrations and captions for easy learning, along with bonus emergency procedures for boaters.

**Highlights:** Complete Inland Navigation Rules, 100+ explanatory illustrations, Bonus emergency procedures section, Reference, learning, and revision tool, Researched by nautical experts, Covers Steering & Sailing Rules, Lights & Shapes, Signals

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### True Wind

[App page](https://appshunter.io/ios/app/true-wind/id6759182528)

This app provides a clear visual display of wind direction, speed, and sail angles, helping sailors understand points of sail. It offers real-time data, spoken alerts, and manual setup for offline use, enhancing sailing confidence.

**Highlights:** Real-time wind direction and speed, Points-of-sail visualization, Haptic feedback, Spoken alerts, Manual wind direction setup, Night mode, Apple Watch support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is U.S. Inland Navigational Rules free?

U.S. Inland Navigational Rules costs $2.99, with no in-app purchases.

### Is True Wind free?

True Wind is free to download, with no in-app purchases.

### Which has better reviews, U.S. Inland Navigational Rules or True Wind?

True Wind is rated higher. U.S. Inland Navigational Rules averages 4.3 out of 5 from 6 ratings, while True Wind averages 5.0 from 3 ratings.

### Do U.S. Inland Navigational Rules or True Wind have ads?

Neither U.S. Inland Navigational Rules nor True Wind shows ads.

### Which is updated more often, U.S. Inland Navigational Rules or True Wind?

U.S. Inland Navigational Rules ships an update every 27 months, and True Wind every 9 days. Most recently, U.S. Inland Navigational Rules was updated on November 1, 2026 and True Wind on October 31, 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.*