iNmea logger vs VMGPolar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iNmea logger
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.
- Record NMEA sentence logs
- WiFi input over IP address and port
- 30-second log duration
- Email logs for analysis
- Debugging tool for navigation apps
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iNmea logger can be used to record a 30 seconds log of NMEA sentences coming in over WiFi, listening to a specific IP-address and port no. It's ment as a debugging tool for iRegatta, if you have NMEA instrument input that doesn't show up in these apps. The log can then be e-mailed to your self, or to Let's Create with a comment on what information you are missing.
VMGPolar
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.
- 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
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Sailing wind and boat speed calculator. Enter 3 values to calculate the rest, then save the data into a log that can be exported later. The input fields are highlighted, with the least intensive highlight marking the next field to become a calculated value when a new input is entered. BSP = Boat Speed TWS = True Wind Speed TWA = True Wind Angle AWS = Apparent Wind Speed AWA = Apparent Wind Angle VMG = Velocity Made Good (calculated only) Save and export data to build and validate polar graphs.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | iNmea logger | VMGPolar |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (3 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 8 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 2 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Zifigo | Andrei Skobtsov |
Customer experience
iNmea logger
VMGPolar
In-app purchases
iNmea logger
No in-app purchases
VMGPolar
No in-app purchases
