# tcSpeeds vs Hull Speed

The clearest difference is rating: tcSpeeds at 4.9 against Hull Speed's 3.7. tcSpeeds also leads on ratings volume (10 vs 3). Hull Speed's advantage is in-app purchases (none vs 1) and update cadence (every 5 weeks vs every 7 months). On price, review sentiment, ads and monetization model there is nothing between them.

Both are free to download. tcSpeeds sells 1 one-off in-app purchase. Hull Speed asks for nothing beyond the download.

tcSpeeds holds the better App Store score, 4.9 against 3.7. Both are backed by a comparable volume of ratings — 10 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

tcSpeeds ships an update every 7 months, Hull Speed every 5 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | tcSpeeds | Hull Speed |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (10 ratings)](https://appshunter.io/ios/app/tcspeeds/id1441225371/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/hull-speed/id6784663005/reviews) |
| Number of ratings | **10** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 18 MB | 1 MB |
| Requires iOS | 16.6 | 16.6 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [transitional continuum](https://appshunter.io/developer/1441225370) | [Peter Zink](https://appshunter.io/developer/1872993886) |

## What reviewers say

### tcSpeeds

[App page](https://appshunter.io/ios/app/tcspeeds/id1441225371)

This app provides advanced sailing performance metrics using your device's GPS and sensors. It offers detailed speed, wind, and directional measurements, along with a proprietary performance index. Easily track your progress and compare it with others, with zero setup required.

**Highlights:** Advanced speed and velocity measurements, Proprietary Pilot Performance Index (PPI), Wind measurement with optional sensor, Waypoint navigation and tracking, Apple Watch extension, Real-time performance alerts

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Performance Features | $2.99 | one-time |


### Hull Speed

[App page](https://appshunter.io/ios/app/hull-speed/id6784663005)

This app provides sailors with a clear and accurate GPS speedometer displaying speed in knots. It features a live trend graph to help optimize sail trim and can show your theoretical hull speed for easy comparison. It is designed for privacy with no ads or tracking.

**Highlights:** Accurate GPS speed in knots, Live speed trend graph, Theoretical hull speed display, Apple Watch app with Keep Awake mode, Completely private, no tracking or ads

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

**In-app purchases:** none


## Frequently asked questions

### Is tcSpeeds free?

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

### Is Hull Speed free?

Hull Speed is free to download, with no in-app purchases.

### Which has better reviews, tcSpeeds or Hull Speed?

tcSpeeds is rated higher. tcSpeeds averages 4.9 out of 5 from 10 ratings, while Hull Speed averages 3.7 from 3 ratings.

### Do tcSpeeds or Hull Speed have ads?

Neither tcSpeeds nor Hull Speed shows ads.

### Which is updated more often, tcSpeeds or Hull Speed?

tcSpeeds ships an update every 7 months, and Hull Speed every 5 weeks. Most recently, tcSpeeds was updated on November 2, 2026 and Hull Speed on October 31, 2026.

---

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