# Helmsman's Kit vs Radar Plotting

The clearest difference is review sentiment: Helmsman's Kit at 100% against Radar Plotting's 50%. Helmsman's Kit also leads on price ($1.99 vs $7.99) and iOS requirement (13.0 vs 15.0). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Helmsman's Kit costs $1.99 and Radar Plotting $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Helmsman's Kit ships an update every 7 months, Radar Plotting every 5 months. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Helmsman's Kit | Radar Plotting |
| --- | --- | --- |
| Price | **$1.99** | $7.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/radar-plotting/id1470598201/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 months** |
| Monetization | Paid | Paid |
| Size | 5 MB | 17 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dr. Harald Merkel](https://appshunter.io/developer/404381431) | [Giacomo Gabriele](https://appshunter.io/developer/1455745031) |

## What reviewers say

### Helmsman's Kit

[App page](https://appshunter.io/ios/app/helmsmans-kit/id1220932986)

This navigation app provides essential yacht cockpit features, including a spherical compass, man-over-board alerts, and anchor watch. It offers offline charts, weather overlays, and marine instrument displays for a comprehensive sailing experience.

**Highlights:** Spherical compass display, Man-over-board button with direction/distance, Anchor watch with forwarding, Offline chart caching, Weather overlay (wind, waves, temp, pressure), Marine instruments display (position, heading, speed), Track export in GPX format

**Features:** Vision Pro support

**In-app purchases:** none


### Radar Plotting

[App page](https://appshunter.io/ios/app/radar-plotting/id1470598201)

This app offers advanced radar plotting for maritime navigation. It allows users to calculate critical encounter data, plan maneuvers, and analyze complex scenarios with interactive visualizations. Designed for training and decision support, it aids in understanding vessel interactions.

**Highlights:** Kinematic calculations (CPA/TCPA, aspect), True and relative speed estimation, Evasive maneuver planning with COLREG guidance, Rescue and escape scenario planning, Double-target analysis, Current and drift estimation, Interactive radar canvas with playback

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

**In-app purchases:** none


## Frequently asked questions

### Is Helmsman's Kit free?

Helmsman's Kit costs $1.99, with no in-app purchases.

### Is Radar Plotting free?

Radar Plotting costs $7.99, with no in-app purchases.

### Do Helmsman's Kit or Radar Plotting have ads?

Neither Helmsman's Kit nor Radar Plotting shows ads.

### Which is updated more often, Helmsman's Kit or Radar Plotting?

Helmsman's Kit ships an update every 7 months, and Radar Plotting every 5 months. Most recently, Helmsman's Kit was updated on September 20, 2026 and Radar Plotting on September 21, 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.*