# WindsAloftPro vs LZ Toolkit

The clearest difference is update cadence: LZ Toolkit at every 10 days against WindsAloftPro's every 6 months. WindsAloftPro's advantage is iOS requirement (15.2 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

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

WindsAloftPro ships an update every 6 months, LZ Toolkit every 10 days. The most recent releases landed on October 4, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | WindsAloftPro | LZ Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/windsaloftpro/id1610049530/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 7 MB | 58 MB |
| Requires iOS | **15.2** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tremont Air, LLC](https://appshunter.io/developer/309321587) | [Jonathan James Villarreal](https://appshunter.io/developer/1894289396) |

## What reviewers say

### WindsAloftPro

[App page](https://appshunter.io/ios/app/windsaloftpro/id1610049530)

This app calculates winds aloft for U.S. locations, providing data from 5000 to 39000 feet. It can also display crosswinds along your route and allows manual adjustment of climb and descent biases for various aircraft.

**Highlights:** Winds aloft calculation, Crosswind display, Climb/descent bias modification, U.S. location support, Altitude range 5000-39000 ft

**Features:** macOS Compatibility

**In-app purchases:** none


### LZ Toolkit

[App page](https://appshunter.io/ios/app/lz-toolkit/id6762474111)

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

**In-app purchases:** none


## Frequently asked questions

### Is WindsAloftPro free?

WindsAloftPro is free to download, with no in-app purchases.

### Is LZ Toolkit free?

LZ Toolkit is free to download, with no in-app purchases.

### Do WindsAloftPro or LZ Toolkit have ads?

Neither WindsAloftPro nor LZ Toolkit shows ads.

### Which is updated more often, WindsAloftPro or LZ Toolkit?

WindsAloftPro ships an update every 6 months, and LZ Toolkit every 10 days. Most recently, WindsAloftPro was updated on October 4, 2026 and LZ Toolkit on October 17, 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.*