# PredictWind Tracker vs reChain Grib

PredictWind Tracker and reChain Grib are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. PredictWind Tracker sells 3 in-app purchases, starting at $49.00 per month and reChain Grib sells 1 in-app purchase, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

PredictWind Tracker ships an update every 2 months, reChain Grib every 3 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PredictWind Tracker | reChain Grib |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/predictwind-tracker/id6480428437/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 88 MB | 14 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PredictWind Limited](https://appshunter.io/developer/477048590) | [Jean-Charles Levenne](https://appshunter.io/developer/1516809656) |

## What reviewers say

### PredictWind Tracker

[App page](https://appshunter.io/ios/app/predictwind-tracker/id6480428437)

Automatically update your personalized GPS tracking page for real-time location sharing. Ideal for boaters, it allows friends and family to monitor your position and route with weather or satellite maps. Link to add blogs and videos for a permanent record of your journey.

**Highlights:** Automatic GPS tracking updates, Real-time location sharing, Weather and satellite map overlays, Add blogs and video links, Personalized tracking page

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PredictWind Tracker 1 Month | $49.00 | per month |
| PredictWind Tracker 3 Months | $99.00 | per 3 months |
| PredictWind Tracker 12 Months | $249.00 | per year |


### reChain Grib

[App page](https://appshunter.io/ios/app/rechain-grib/id6755486282)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| reChain Premium | $8.99 | per month |


## Frequently asked questions

### Is PredictWind Tracker free?

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

### Is reChain Grib free?

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

### Do PredictWind Tracker or reChain Grib have ads?

Neither PredictWind Tracker nor reChain Grib shows ads.

### Which is updated more often, PredictWind Tracker or reChain Grib?

PredictWind Tracker ships an update every 2 months, and reChain Grib every 3 weeks. Most recently, PredictWind Tracker was updated on October 27, 2026 and reChain Grib on October 28, 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.*