# TideMeasure vs SailWatcher

The clearest difference is price: SailWatcher at Free against TideMeasure's $19.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

SailWatcher is free to download; TideMeasure costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | TideMeasure | SailWatcher |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tidemeasure-sea-current/id6448216978/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Paid | — |
| Size | 14 MB | 34 MB |
| Requires iOS | 17.0 | **16** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Master Sailing jdoo](https://appshunter.io/developer/1680451361) | [Deploynk srl](https://appshunter.io/developer/1694514320) |

## What reviewers say

### TideMeasure

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

Measure sea current speed and direction using your iPhone's GPS. Ideal for sailors, coaches, and race teams to map readings, review history, and share data for tactical advantage. Works offline.

**Highlights:** Measure current speed and direction with GPS, View results in multiple units (m/min, m/s, cm/s, knots), Map measurements across race areas, Review saved measurements and history, Create or join teams to share readings, Export measurements as CSV, Offline measurement capability

**Features:** Vision Pro support

**In-app purchases:** none


### SailWatcher

[App page](https://appshunter.io/ios/app/sailwatcher-sail-analysis/id6450710677)

**In-app purchases:** none


## Frequently asked questions

### Is TideMeasure free?

TideMeasure costs $19.99, with no in-app purchases.

### Is SailWatcher free?

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

### Do TideMeasure or SailWatcher have ads?

Neither TideMeasure nor SailWatcher shows ads.

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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.*