# RT vs SmoothSailor

The clearest difference is in-app purchases: SmoothSailor at none against RT's 5. SmoothSailor also leads on iOS requirement (15.1 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. RT sells 5 one-off in-app purchases. SmoothSailor asks for nothing beyond the download.

## The numbers

| Metric | RT | SmoothSailor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (8 ratings)](https://appshunter.io/ios/app/rt-nav/id586307815/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 22 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Hilton's Fishing Charts, L.L.C.](https://appshunter.io/developer/586307818) | [Christopher Peavler](https://appshunter.io/developer/1874405879) |

## What reviewers say

### RT

[App page](https://appshunter.io/ios/app/rt-nav/id586307815)

Navigate using real-time oceanographic data like sea surface temperatures and currents on your mobile device. Create and edit waypoints, zoom maps, and track your GPS location for point-to-point navigation. Access dynamic maps even without cell service.

**Highlights:** Real-time oceanographic imagery, Waypoint creation and editing, Map zooming, Point-to-point navigation, Real-time GPS tracking, Offline navigation capabilities

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Day Subscription | $29.99 | one-time |
| 1 Week Subscription | $49.99 | one-time |
| 1 Month Subscription | $99.99 | one-time |
| 1 Year Subscription | $199.99 | one-time |
| One Year International | $199.99 | one-time |


### SmoothSailor

[App page](https://appshunter.io/ios/app/smoothsailor/id6759391850)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RT free?

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

### Is SmoothSailor free?

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

### Do RT or SmoothSailor have ads?

Neither RT nor SmoothSailor 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.*