# Marine Nav Lights Trainer vs RadarPlot

The clearest difference is price: RadarPlot at Free against Marine Nav Lights Trainer's $4.99. RadarPlot also leads on iOS requirement (15.1 vs 17.6). Marine Nav Lights Trainer's advantage is in-app purchases (none vs 1) and update cadence (every 3 weeks vs every 4 months). On ads and device support there is nothing between them.

RadarPlot is free to download; Marine Nav Lights Trainer costs $4.99 up front. RadarPlot sells 1 one-off in-app purchase. Marine Nav Lights Trainer asks for nothing beyond the download.

Marine Nav Lights Trainer ships an update every 3 weeks, RadarPlot every 4 months. The most recent releases landed on September 12, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Marine Nav Lights Trainer | RadarPlot |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Size | 45 MB | 58 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kai Mattern](https://appshunter.io/developer/1863017911) | [Paulina Praciak](https://appshunter.io/developer/1869727950) |

## What reviewers say

### Marine Nav Lights Trainer

[App page](https://appshunter.io/ios/app/marine-nav-lights-trainer/id6757606955)

**In-app purchases:** none


### RadarPlot

[App page](https://appshunter.io/ios/app/radarplot-radar-plot-trainer/id6757932413)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $14.99 | one-time |


## Frequently asked questions

### Is Marine Nav Lights Trainer free?

Marine Nav Lights Trainer costs $4.99, with no in-app purchases.

### Is RadarPlot free?

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

### Do Marine Nav Lights Trainer or RadarPlot have ads?

Neither Marine Nav Lights Trainer nor RadarPlot shows ads.

### Which is updated more often, Marine Nav Lights Trainer or RadarPlot?

Marine Nav Lights Trainer ships an update every 3 weeks, and RadarPlot every 4 months. Most recently, Marine Nav Lights Trainer was updated on September 12, 2026 and RadarPlot on September 18, 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.*