# RT vs GPX Viewer

The clearest difference is price: RT at Free against GPX Viewer's $2.99. RT also leads on update cadence (monthly vs every 8 months) and chart position (#174 vs unranked). GPX Viewer's advantage is in-app purchases (none vs 4) and iOS requirement (15.6 vs 26.0). On review sentiment, ads and device support there is nothing between them.

RT is free to download; GPX Viewer costs $2.99 up front. RT sells 4 one-off in-app purchases. GPX Viewer asks for nothing beyond the download.

RT ships an update monthly, GPX Viewer every 8 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | RT | GPX Viewer |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[3.0 (8 ratings)](https://appshunter.io/ios/app/rt-nav/id586307815/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 8 months |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#174** | — |
| Size | 13 MB | 4 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hilton's Fishing Charts, L.L.C.](https://appshunter.io/developer/586307818) | [m sagar](https://appshunter.io/developer/1473103865) |

## What reviewers say

### RT

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

**Currently charting:** #174 Top Grossing · Navigation (US App Store)

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 (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 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 |


### GPX Viewer

[App page](https://appshunter.io/ios/app/gpx-viewer-converter-on-gpsmap/id1150892229)

Easily load, view, and convert GPX files on a map, both online and offline. Import files via email, links, or sharing from other apps. Create, save, and manage waypoints with detailed information.

**Highlights:** Load GPX files on map, Convert GPX files, Offline and online functionality, Import GPX via email, links, sharing, Create and save waypoints, View waypoint details, Export GPX files

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RT free?

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

### Is GPX Viewer free?

GPX Viewer costs $2.99, with no in-app purchases.

### Do RT or GPX Viewer have ads?

Neither RT nor GPX Viewer shows ads.

### Which is updated more often, RT or GPX Viewer?

RT ships an update monthly, and GPX Viewer every 8 months. Most recently, RT was updated on November 1, 2026 and GPX Viewer on November 2, 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.*