# WindCheck vs Safe Sky

The clearest difference is in-app purchases: Safe Sky at none against WindCheck's 2. WindCheck's advantage is update cadence (every 6 days vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. WindCheck sells 2 in-app purchases, starting at $4.99 per month. Safe Sky asks for nothing beyond the download.

WindCheck ships an update every 6 days, Safe Sky every 6 weeks. The most recent releases landed on September 23, 2026 and September 2, 2026 respectively.

## The numbers

| Metric | WindCheck | Safe Sky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (164 ratings)](https://appshunter.io/ios/app/windcheck/id892063425/reviews)** | — |
| Number of ratings | **164** | — |
| Positive reviews | 93.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 160 MB | 64 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [LycheeApps Inc.](https://appshunter.io/developer/1491686290) | [Safe Sky Industries, Inc.](https://appshunter.io/developer/1459357550) |

## What reviewers say

### WindCheck

[App page](https://appshunter.io/ios/app/windcheck/id892063425)

This application provides pilots with essential flight planning and navigation tools. It offers global weather data, airport information, and real-time traffic updates. Access runway diagrams, procedure charts, and a smart compass for enhanced situational awareness.

**Highlights:** Global METARs and TAFs, TFRs and NOTAMs, 3D Bird's Eye runway view, Airport diagrams and charts, VFR/IFR sectionals (US), Live ADS-B traffic, Offline airport data

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| U.S. Pilot (monthly) | $4.99 | per month |
| U.S. Pilot (annual) | $49.99 | per year |


### Safe Sky

[App page](https://appshunter.io/ios/app/safe-sky-airside-sync/id1459357551)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is WindCheck free?

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

### Is Safe Sky free?

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

### Do WindCheck or Safe Sky have ads?

Neither WindCheck nor Safe Sky shows ads.

### Which is updated more often, WindCheck or Safe Sky?

WindCheck ships an update every 6 days, and Safe Sky every 6 weeks. Most recently, WindCheck was updated on September 23, 2026 and Safe Sky on September 2, 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.*