# MyMaptuner vs MRB Navigator

The clearest difference is review sentiment: MRB Navigator at 100% against MyMaptuner's 33%. MRB Navigator also leads on rating (5.0 vs 3.0). MyMaptuner's advantage is in-app purchases (none vs 2). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. MRB Navigator sells 2 in-app purchases, starting at $8.99 per month. MyMaptuner asks for nothing beyond the download.

MRB Navigator holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 8 and 10 respectively. Written reviews point the same way: 33% of MyMaptuner's written reviews are positive against 100% of MRB Navigator's.

MyMaptuner ships an update every 3 weeks, MRB Navigator every 5 weeks. The most recent releases landed on October 24, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | MyMaptuner | MRB Navigator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (8 ratings)](https://appshunter.io/ios/app/mymaptuner/id6443763877/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/mrb-navigator/id6742063073/reviews)** |
| Number of ratings | 8 | **10** |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | **Free** | Freemium |
| Size | 23 MB | 32 MB |
| Requires iOS | **15.0** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maptun Performance AB](https://appshunter.io/developer/1649113969) | [Nick Ironfield](https://appshunter.io/developer/1796632833) |

## What reviewers say

### MyMaptuner

[App page](https://appshunter.io/ios/app/mymaptuner/id6443763877)

This application allows users to tune, monitor, and diagnose their vehicle's performance. It requires an Maptuner device to function.

**Highlights:** Vehicle tuning, Performance monitoring, Diagnostic capabilities, Requires Maptuner device

**Features:** Vision Pro support

**In-app purchases:** none


### MRB Navigator

[App page](https://appshunter.io/ios/app/mrb-navigator/id6742063073)

This app provides real-time marine conditions, tides, wind, and weather forecasts for boaters on the North Shore & Seacoast. It offers community reports, webcam access, location sharing, and safety resources. Manage your boat's maintenance and discover local events and resources.

**Highlights:** Live marine conditions, Marine advisory notifications, Community reports, Local webcams, Location sharing, Emergency resources, Boat maintenance tracking

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MRB Premium Subscription | $8.99 | per month |
| MRB Premium Subscription | $49.99 | per year |


## Frequently asked questions

### Is MyMaptuner free?

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

### Is MRB Navigator free?

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

### Which has better reviews, MyMaptuner or MRB Navigator?

MRB Navigator is rated higher. MyMaptuner averages 3.0 out of 5 from 8 ratings, while MRB Navigator averages 5.0 from 10 ratings.

### Do MyMaptuner or MRB Navigator have ads?

Neither MyMaptuner nor MRB Navigator shows ads.

### Which is updated more often, MyMaptuner or MRB Navigator?

MyMaptuner ships an update every 3 weeks, and MRB Navigator every 5 weeks. Most recently, MyMaptuner was updated on October 24, 2026 and MRB Navigator on September 20, 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.*