# RadarPlot vs Navitime Marine

The clearest difference is ads: RadarPlot at none against Navitime Marine's shown. Navitime Marine's advantage is update cadence (every 4 days vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. RadarPlot sells 1 one-off in-app purchase and Navitime Marine sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

RadarPlot ships an update every 4 months, Navitime Marine every 4 days. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | RadarPlot | Navitime Marine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (5 ratings)](https://appshunter.io/ios/app/navitime-marine/id6785659490/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 58 MB | 67 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Paulina Praciak](https://appshunter.io/developer/1869727950) | [Khalid Alyafei](https://appshunter.io/developer/6785659492) |

## What reviewers say

### 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 |


### Navitime Marine

[App page](https://appshunter.io/ios/app/navitime-marine/id6785659490)

This app offers comprehensive study materials, interactive quizzes, and essential navigation tools for maritime professionals and students. It covers COLREGS, navigation techniques, and includes AI-powered tutoring for exam preparation. Enjoy offline access to all content and features.

**Highlights:** COLREGS Rules study (English/Arabic), Navigation lights, shapes, and signals, Advanced Navigation library, AI COLREGS tutor, Category-based and mock exams, GPS Radar with AIS traffic, Chart Plotter practice

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Navitime Pro Monthly | $4.99 | per month |
| Navitime Pro Annual | $49.99 | per year |


## Frequently asked questions

### Is RadarPlot free?

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

### Is Navitime Marine free?

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

### Do RadarPlot or Navitime Marine have ads?

Navitime Marine shows ads; RadarPlot does not.

### Which is updated more often, RadarPlot or Navitime Marine?

RadarPlot ships an update every 4 months, and Navitime Marine every 4 days. Most recently, RadarPlot was updated on October 31, 2026 and Navitime Marine on November 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.*