# Weather4D Routing vs LuckGrib

The clearest difference is price: LuckGrib at Free against Weather4D Routing's $39.99. LuckGrib also leads on review sentiment (93% vs 66%). Weather4D Routing's advantage is chart position (#167 vs unranked) and iOS requirement (13.0 vs 18.4). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

LuckGrib is free to download; Weather4D Routing costs $39.99 up front. Weather4D Routing sells 2 one-off in-app purchases and LuckGrib sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Weather4D Routing ships an update every 3 months, LuckGrib every 2 months. Both last shipped on November 6, 2026.

## The numbers

| Metric | Weather4D Routing | LuckGrib |
| --- | --- | --- |
| Price | $39.99 | **Free** |
| Rating | — | **[4.9 (343 ratings)](https://appshunter.io/ios/app/luckgrib/id1318450117/reviews)** |
| Number of ratings | — | **343** |
| Positive reviews | 66.0% of reviews | **92.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#167** | — |
| Size | 488 MB | 173 MB |
| Requires iOS | **13.0** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [APP4NAV](https://appshunter.io/developer/418723848) | [Craig McPheeters](https://appshunter.io/developer/590365129) |

## What reviewers say

### Weather4D Routing

[App page](https://appshunter.io/ios/app/weather4d-routing/id480096611)

**Currently charting:** #167 Top Paid · Weather (US App Store)

This app provides advanced weather forecasting and route optimization for sailing. It uses GRIB data, boat polar characteristics, and various meteorological models to plan efficient and safe journeys.

**Highlights:** GRIB weather and ocean data analysis, Customizable GRIB file downloads, Optimized sailing and engine routes, Wind and wave constraint consideration, Multiple route comparison, Real-time routing updates

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Months HD Forecast Subscription | $17.99 | one-time |
| 1 Year HD Forecast Subscription | $39.99 | one-time |


### LuckGrib

[App page](https://appshunter.io/ios/app/luckgrib/id1318450117)

This app provides advanced weather data visualization, downloading, and routing for sailors and weather enthusiasts. It offers access to a wide range of global and high-resolution weather and ocean models, with features for optimizing routes and analyzing complex weather parameters. Remote access via satellite is also supported.

**Highlights:** GRIB file reader, viewer, and downloader, Advanced weather routing and route analysis, Satellite data access, High-resolution global and regional weather models, Ocean current models, Detailed weather parameter analysis

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 14-day Trial | Free | one-time |
| 14 day trial of Offshore Data | Free | one-time |
| 14 day Weather Routing trial | Free | one-time |
| LuckGrib weather data access | $29.99 | one-time |
| Premium Offshore Data access | $59.99 | one-time |
| Weather Routing access | $59.99 | one-time |

**What reviewers like**

- 🚀 Excellent weather forecasting and routing
- 👍 Intuitive and user-friendly interface
- 💡 Wide range of weather models and data sources
- 🚢 Tailored for sailors and offshore navigation
- 💰 One-time purchase, no subscription fees

**What reviewers complain about**

- 🐛 Occasional issues with GRIB file downloads
- ⚠️ Steep learning curve for some features
- 🔍 Lack of support for some boat types (e.g., catamarans)

**Reported bugs**

- Reported issues with 'no wind data for start time'
- Occasional app crashes or freezes

**Requested features**

- Integration with boat instruments and data logging
- More advanced routing options and customization
- Improved support for regional weather models


## Frequently asked questions

### Is Weather4D Routing free?

Weather4D Routing costs $39.99, and also offers in-app purchases.

### Is LuckGrib free?

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

### Do Weather4D Routing or LuckGrib have ads?

Neither Weather4D Routing nor LuckGrib shows ads.

### Which is updated more often, Weather4D Routing or LuckGrib?

Weather4D Routing ships an update every 3 months, and LuckGrib every 2 months. Most recently, Weather4D Routing was updated on November 6, 2026 and LuckGrib on November 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.*