# CrewView vs Sea Current Measure Tool

The clearest difference is price: CrewView at Free against Sea Current Measure Tool's $19.99. CrewView also leads on iOS requirement (12.0 vs 17.0). Sea Current Measure Tool's advantage is update cadence (every 2 months vs every 4 months). On review sentiment, ads, in-app purchases and device support there is nothing between them.

CrewView is free to download; Sea Current Measure Tool costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CrewView ships an update every 4 months, Sea Current Measure Tool every 2 months. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | CrewView | Sea Current Measure Tool |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sea-current-measure-tool/id6448216978/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free** | Paid |
| Size | 26 MB | 14 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sailmon BV](https://appshunter.io/developer/1082768941) | [Master Sailing jdoo](https://appshunter.io/developer/1680451361) |

## What reviewers say

### CrewView

[App page](https://appshunter.io/ios/app/crewview/id1082768942)

This app turns your iOS device into a customizable display for sailing data. Crew members can independently view up to four SAILMON system values on their own devices, in either day or night mode, with automatic layout adjustments for orientation.

**Highlights:** Customizable data display, Up to 4 values simultaneously, Day and Night modes, Automatic orientation layout, Unlimited device support

**Features:** macOS Compatibility

**In-app purchases:** none


### Sea Current Measure Tool

[App page](https://appshunter.io/ios/app/sea-current-measure-tool/id6448216978)

This tool helps sailors and coaches measure sea current speed and direction directly on the water using an iPhone. It's designed for race preparation and training, using GPS data to calculate water movement from a floating object.

**Highlights:** Measure sea current speed and direction, GPS-based current calculation, Simple start and stop measurement, Store and review measurements, Display measurements on map, Useful for race preparation and training

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CrewView free?

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

### Is Sea Current Measure Tool free?

Sea Current Measure Tool costs $19.99, with no in-app purchases.

### Do CrewView or Sea Current Measure Tool have ads?

Neither CrewView nor Sea Current Measure Tool shows ads.

### Which is updated more often, CrewView or Sea Current Measure Tool?

CrewView ships an update every 4 months, and Sea Current Measure Tool every 2 months. Most recently, CrewView was updated on October 16, 2026 and Sea Current Measure Tool on October 10, 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.*