# LuckGrib vs PredictCurrent

The clearest difference is review sentiment: LuckGrib at 93% against PredictCurrent's 57%. LuckGrib also leads on rating (4.9 vs 4.5). PredictCurrent's advantage is chart position (#67 vs unranked) and update cadence (monthly vs every 2 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. LuckGrib sells 6 one-off in-app purchases and PredictCurrent sells 5 in-app purchases, starting at $15.00 per month. Whichever you choose, the download price is not the number that matters.

LuckGrib holds the better App Store score, 4.9 against 4.5. Both are backed by a comparable volume of ratings — 338 and 255 respectively. Written reviews point the same way: 93% of LuckGrib's written reviews are positive against 57% of PredictCurrent's.

LuckGrib ships an update every 2 months, PredictCurrent monthly. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | LuckGrib | PredictCurrent |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (338 ratings)](https://appshunter.io/ios/app/luckgrib/id1318450117/reviews)** | [4.5 (255 ratings)](https://appshunter.io/ios/app/predictcurrent/id6468610449/reviews) |
| Number of ratings | **338** | 255 |
| Positive reviews | **92.7% of reviews** | 56.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#67** |
| Size | 173 MB | 50 MB |
| Requires iOS | 18.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Craig McPheeters](https://appshunter.io/developer/590365129) | [PredictWind Limited](https://appshunter.io/developer/477048590) |

## What reviewers say

### 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


### PredictCurrent

[App page](https://appshunter.io/ios/app/predictcurrent/id6468610449)

**Currently charting:** #67 Top Grossing · Weather (US App Store)

Navigate coastal waters with detailed tidal and ocean current maps. Access 10-day forecasts for currents, wind, waves, and sea temperatures. Essential for safe marine planning and exploration.

**Highlights:** Ultra-high-resolution 100m tidal current maps, 400m and 4km global coastline coverage, 10-day animated forecasts for currents, wind, and waves, Hourly tide chart data, Wind-against-current interaction analysis, Sea temperature tracking

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PredictCurrent Pro 1-Month | $15.00 | per month |
| PredictCurrent Pro 3-Monthly | $29.00 | per 3 months |
| PredictCurrent Pro 3-Monthly | $29.00 | per 3 months |
| PredictCurrent Pro 3-Monthly | $29.00 | per 3 months |
| PredictCurrent Pro Annual | $99.00 | per year |

**What reviewers like**

- 📊 Detailed hour-by-hour current visualizations
- 🎯 Accurate tidal and current predictions
- 👍 Intuitive and user-friendly interface
- 🌊 Comprehensive water condition data (wind, tide, waves, temperature)
- 💼 Valuable competitive advantage for water sports professionals

**What reviewers complain about**

- 💰 Expensive subscription pricing ($24-30 quarterly)
- 🚫 Mandatory account creation required
- 📍 Limited geographic coverage and location availability
- ⏰ Forecast data limited to short timeframes (until 11am-noon next day)
- 🔐 Privacy concerns regarding personal data collection

**Reported bugs**

- Unable to add location error messages despite valid coordinates
- Location setup fails to respond or complete
- Password not saved correctly in database, preventing login
- Account creation fails with character handling errors
- App crashes when setting locations

**Requested features**

- Extended forecast data for full 24-hour next day coverage
- Smaller time increment stepping (sub-hourly) for racing
- Exact tide turn time information beyond hourly data
- Legend/symbol guide for app indicators
- Improved coastal and estuarine modeling


## Frequently asked questions

### Is LuckGrib free?

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

### Is PredictCurrent free?

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

### Which has better reviews, LuckGrib or PredictCurrent?

LuckGrib is rated higher. LuckGrib averages 4.9 out of 5 from 338 ratings, while PredictCurrent averages 4.5 from 255 ratings.

### Do LuckGrib or PredictCurrent have ads?

Neither LuckGrib nor PredictCurrent shows ads.

### Which is updated more often, LuckGrib or PredictCurrent?

LuckGrib ships an update every 2 months, and PredictCurrent monthly. Most recently, LuckGrib was updated on October 13, 2026 and PredictCurrent on October 12, 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.*