# LuckGrib vs Marine Weather

The clearest difference is rating: LuckGrib at 4.9 against Marine Weather's 4.4. LuckGrib also leads on ratings volume (338 vs 8) and update cadence (every 2 months vs every 7 months). Marine Weather's advantage is in-app purchases (none vs 6) and iOS requirement (12.0 vs 18.4). On price, ads and device support there is nothing between them.

Both are free to download. LuckGrib sells 6 one-off in-app purchases. Marine Weather asks for nothing beyond the download.

LuckGrib holds the better App Store score, 4.9 against 4.4. That said, the two scores are not equally well evidenced: LuckGrib has 338 ratings behind it against 8, so its average is the more settled of the two.

LuckGrib ships an update every 2 months, Marine Weather every 7 months. The most recent releases landed on September 25, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | LuckGrib | Marine Weather |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (338 ratings)](https://appshunter.io/ios/app/luckgrib/id1318450117/reviews)** | [4.4 (8 ratings)](https://appshunter.io/ios/app/marine-weather-wind-tide-wave/id6642640407/reviews) |
| Number of ratings | **338** | 8 |
| Positive reviews | 92.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#170** | — |
| Size | 173 MB | 48 MB |
| Requires iOS | 18.4 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Craig McPheeters](https://appshunter.io/developer/590365129) | [Bist LLC](https://appshunter.io/developer/452642934) |

## What reviewers say

### LuckGrib

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

**Currently charting:** #170 Top Grossing · Weather (US App Store)

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


### Marine Weather

[App page](https://appshunter.io/ios/app/marine-weather-wind-tide-wave/id6642640407)

Get detailed marine weather forecasts including wind speed, wave heights, and tide information. Visualize data on maps with customizable overlays and multiple weather models. Plan your trips with route management features and access forecasts in various units.

**Highlights:** 3-day wind speed and direction forecasts, Wave height and direction overlays, Multiple weather models (GFS, ECMWF), Tide and current data for multiple countries, Lake temperature maps with thermocline identification, Customizable weather settings and map overlays, Route management and GPX/KML import

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

**In-app purchases:** none


## Frequently asked questions

### Is LuckGrib free?

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

### Is Marine Weather free?

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

### Which has better reviews, LuckGrib or Marine Weather?

LuckGrib is rated higher. LuckGrib averages 4.9 out of 5 from 338 ratings, while Marine Weather averages 4.4 from 8 ratings.

### Do LuckGrib or Marine Weather have ads?

Neither LuckGrib nor Marine Weather shows ads.

### Which is updated more often, LuckGrib or Marine Weather?

LuckGrib ships an update every 2 months, and Marine Weather every 7 months. Most recently, LuckGrib was updated on September 25, 2026 and Marine Weather on September 8, 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.*