# Pilot Tools vs reChain Grib

The clearest difference is price: reChain Grib at Free against Pilot Tools's $8.99. reChain Grib also leads on update cadence (every 3 weeks vs every 8 months). Pilot Tools's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 16.6). On ads and device support there is nothing between them.

reChain Grib is free to download; Pilot Tools costs $8.99 up front. reChain Grib sells 1 in-app purchase, starting at $8.99 per month. Pilot Tools asks for nothing beyond the download.

Pilot Tools ships an update every 8 months, reChain Grib every 3 weeks. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Pilot Tools | reChain Grib |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/pilot-tools/id1621946794/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 40 MB | 14 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jean-Philippe Bouchi-Lamontagne](https://appshunter.io/developer/784608899) | [Jean-Charles Levenne](https://appshunter.io/developer/1516809656) |

## What reviewers say

### Pilot Tools

[App page](https://appshunter.io/ios/app/pilot-tools/id1621946794)

This comprehensive toolbox provides airline pilots with essential modules for flight planning and operations. It includes tools for deicing, cold weather calculations, dangerous goods decoding, wind limitations, and crew rest predictions.

**Highlights:** Deicing module with holdover times, Cold weather altitude calculator, Dangerous Goods decoder, Wind limitations module, Crew rest and alertness prediction, Refueling module, MEL & CDL reference

**Features:** Vision Pro support

**In-app purchases:** none


### 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 Pilot Tools free?

Pilot Tools costs $8.99, with no in-app purchases.

### Is reChain Grib free?

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

### Do Pilot Tools or reChain Grib have ads?

Neither Pilot Tools nor reChain Grib shows ads.

### Which is updated more often, Pilot Tools or reChain Grib?

Pilot Tools ships an update every 8 months, and reChain Grib every 3 weeks. Most recently, Pilot Tools was updated on October 7, 2026 and reChain Grib on October 3, 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.*