# PocketGrib vs PredictWind

The clearest difference is price: PredictWind at Free against PocketGrib's $5.99. PredictWind also leads on ratings volume (33K vs 575) and update cadence (every 11 days vs every 5 weeks). PocketGrib's advantage is in-app purchases (none vs 16) and review sentiment (95% vs 84%). On rating, ads and device support there is nothing between them.

PredictWind is free to download; PocketGrib costs $5.99 up front. PredictWind sells 16 in-app purchases, starting at $6.99 per month. PocketGrib asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for PocketGrib against 4.8 for PredictWind. That said, the two scores are not equally well evidenced: PredictWind has 33K ratings behind it against 575, so its average is the more settled of the two. Written reviews are what separate them: 95% of PocketGrib's written reviews are positive against 84% of PredictWind's.

PocketGrib ships an update every 5 weeks, PredictWind every 11 days. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PocketGrib | PredictWind |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [4.8 (575 ratings)](https://appshunter.io/ios/app/pocketgrib/id429394638/reviews) | [4.8 (33K ratings)](https://appshunter.io/ios/app/predictwind-marine-forecasts/id477048487/reviews) |
| Number of ratings | 575 | **33K** |
| Positive reviews | **95.3% of reviews** | 84.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 11 days** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | #96 | **#22** |
| Size | 37 MB | 40 MB |
| Requires iOS | **9.3** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nicko Brennan](https://appshunter.io/developer/429394641) | [PredictWind Limited](https://appshunter.io/developer/477048590) |

## What reviewers say

### PocketGrib

[App page](https://appshunter.io/ios/app/pocketgrib/id429394638)

**Currently charting:** #96 Top Paid · Weather (US App Store)

Access and analyze global weather data, including wind, precipitation, and pressure, directly on your mobile device. Visualize forecasts with animated maps and detailed graphs, perfect for outdoor activities and meteorology enthusiasts.

**Highlights:** Download and view global weather data, Animated weather map displays, Meteogram and raw data views, Configurable GRIB file downloads, Offline weather data access, Support for multiple weather models

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 🚀 Accurate weather forecasts
- 🚀 Comprehensive data
- 🚀 Reliable and dependable
- 🚀 Useful for planning sailing/boating trips

**What reviewers complain about**

- 🐛 Occasional crashes or issues with downloads
- 🐛 Wind speed sometimes underestimated
- 🐛 Lack of wave height data for some areas

**Reported bugs**

- Corrupted map display after recent update
- Inability to download GRIB files in some areas

**Requested features**

- Add wave height data
- Improve graphics and visuals
- Provide more weather models to compare
- Faster data updates
- Ability to plot boat position and route


### PredictWind

[App page](https://appshunter.io/ios/app/predictwind-marine-forecasts/id477048487)

**Currently charting:** #22 Top Grossing · Weather, #51 Top Free · Weather (US App Store)

Get accurate marine weather forecasts and powerful tools for wind, waves, and currents. Plan your trips with routing and departure planning features, and stay informed with live observations and alerts. Ideal for all marine activities.

**Highlights:** Accurate marine weather forecasts, Wind, wave, and current data, Weather routing and departure planning, High-resolution marine weather maps, Live wind observations and webcams, Weather alerts

**Features:** Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic - Monthly | $6.99 | per month |
| Basic - 3 Monthly | $12.00 | per 3 months |
| Basic - 3 Monthly | $12.00 | per 3 months |
| Basic - Annual | $29.00 | per year |
| Standard - Monthly | $49.00 | per month |
| Standard - 3 Monthly | $99.00 | per 3 months |
| Professional - Monthly | $99.00 | per month |
| Standard - 3 Monthly | $99.00 | per 3 months |
| Standard - Annual | $249.00 | per year |
| Professional - 3 Monthly | $249.00 | per 3 months |
| Professional - Annual | $499.00 | per year |
| Basic Subscription, 1 Month | $3.99 | one-time |
| Basic Subscription, 3 Months | $11.99 | one-time |
| Basic Subscription, 12 Months | $28.99 | one-time |
| Standard Subscription, 1 Month | $48.99 | one-time |
| Professional Subscription, 1 Month | $99.99 | one-time |

**What reviewers like**

- 👍 Accurate weather forecasts
- 🚀 Comprehensive data and features
- 💡 Useful for sailing, fishing, and other outdoor activities
- 👍 Easy to use and navigate
- 🚀 Reliable and dependable

**What reviewers complain about**

- 🐛 Occasional inaccuracies in weather predictions
- 💰 Expensive subscription costs
- 🔒 Difficult to cancel subscription
- 🔒 Locked into using proprietary hardware and services
- 🔒 Limited free features

**Reported bugs**

- App crashes or freezes on some devices
- Inconsistent performance across different locations
- Subscription issues and billing problems

**Requested features**

- Improved integration with other apps and charts
- More frequent weather model updates
- Earlier weather forecast updates
- Ability to customize alert settings
- Improved offline functionality


## Frequently asked questions

### Is PocketGrib free?

PocketGrib costs $5.99, with no in-app purchases.

### Is PredictWind free?

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

### Which has better reviews, PocketGrib or PredictWind?

PocketGrib and PredictWind are both rated 4.8 out of 5 on the App Store, from 575 and 33K ratings respectively.

### Do PocketGrib or PredictWind have ads?

Neither PocketGrib nor PredictWind shows ads.

### Which is updated more often, PocketGrib or PredictWind?

PocketGrib ships an update every 5 weeks, and PredictWind every 11 days. Most recently, PocketGrib was updated on October 12, 2026 and PredictWind on October 14, 2026.

### Which is more popular, PocketGrib or PredictWind?

PocketGrib currently peaks at #96 in the App Store charts, and PredictWind at #22. Chart position reflects recent download velocity rather than total install base.

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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.*