# Yetter Air Adjust vs JCA Wind Tools

The clearest difference is update cadence: JCA Wind Tools at every 6 weeks against Yetter Air Adjust's every 11 months. JCA Wind Tools also leads on device support (3 vs 1). Yetter Air Adjust's advantage is iOS requirement (12.2 vs 14.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Yetter Air Adjust ships an update every 11 months, JCA Wind Tools every 6 weeks. The most recent releases landed on October 20, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Yetter Air Adjust | JCA Wind Tools |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 6 weeks** |
| Size | 182 MB | 45 MB |
| Requires iOS | **12.2** | 14.2 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yetter Farm Equipment](https://appshunter.io/developer/1809793773) | [JCA Electronics](https://appshunter.io/developer/971261570) |

## What reviewers say

### Yetter Air Adjust

[App page](https://appshunter.io/ios/app/yetter-air-adjust/id1540969821)

**Features:** macOS Compatibility

**In-app purchases:** none


### JCA Wind Tools

[App page](https://appshunter.io/ios/app/jca-wind-tools/id6451120374)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Yetter Air Adjust free?

Yetter Air Adjust is free to download, with no in-app purchases.

### Is JCA Wind Tools free?

JCA Wind Tools is free to download, with no in-app purchases.

### Do Yetter Air Adjust or JCA Wind Tools have ads?

Neither Yetter Air Adjust nor JCA Wind Tools shows ads.

### Which is updated more often, Yetter Air Adjust or JCA Wind Tools?

Yetter Air Adjust ships an update every 11 months, and JCA Wind Tools every 6 weeks. Most recently, Yetter Air Adjust was updated on October 20, 2026 and JCA Wind Tools on October 7, 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.*