# iNmea logger vs VMGPolar

The clearest difference is update cadence: VMGPolar at fortnightly against iNmea logger's every 8 months. iNmea logger's advantage is iOS requirement (9.0 vs 15.6). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

iNmea logger ships an update every 8 months, VMGPolar fortnightly. The most recent releases landed on October 29, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | iNmea logger | VMGPolar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/vmgpolar/id6451073241/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 2 MB | 1 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zifigo](https://appshunter.io/developer/334632036) | [Andrei Skobtsov](https://appshunter.io/developer/1696471952) |

## What reviewers say

### iNmea logger

[App page](https://appshunter.io/ios/app/inmea-logger/id417624344)

Record 30-second logs of NMEA sentences received over WiFi. This tool helps debug NMEA instrument input issues for navigation apps. Logs can be emailed for further analysis.

**Highlights:** Record NMEA sentence logs, WiFi input over IP address and port, 30-second log duration, Email logs for analysis, Debugging tool for navigation apps

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

**In-app purchases:** none


### VMGPolar

[App page](https://appshunter.io/ios/app/vmgpolar/id6451073241)

Calculate sailing wind and boat speed with this tool. Input three values to determine the rest and log your data for export. It helps build and validate polar graphs for sailing performance.

**Highlights:** Sailing wind and boat speed calculation, Input three values to calculate others, Save data into a log, Export log data, Build and validate polar graphs

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iNmea logger free?

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

### Is VMGPolar free?

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

### Do iNmea logger or VMGPolar have ads?

Neither iNmea logger nor VMGPolar shows ads.

### Which is updated more often, iNmea logger or VMGPolar?

iNmea logger ships an update every 8 months, and VMGPolar fortnightly. Most recently, iNmea logger was updated on October 29, 2026 and VMGPolar on October 6, 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.*