# AirPlus vs Safe Sky

The clearest difference is update cadence: Safe Sky at every 6 weeks against AirPlus's every 3 months. Safe Sky also leads on device support (3 vs 1) and iOS requirement (15.6 vs 18.0). 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.

AirPlus ships an update every 3 months, Safe Sky every 6 weeks. The most recent releases landed on September 9, 2026 and September 2, 2026 respectively.

## The numbers

| Metric | AirPlus | Safe Sky |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Size | 16 MB | 64 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nanjing Homecaught Facility Engineering Equipment Co., Ltd.](https://appshunter.io/developer/1080940631) | [Safe Sky Industries, Inc.](https://appshunter.io/developer/1459357550) |

## What reviewers say

### AirPlus

[App page](https://appshunter.io/ios/app/airplus/id1080940632)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 AirPlus free?

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

### Is Safe Sky free?

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

### Do AirPlus or Safe Sky have ads?

Neither AirPlus nor Safe Sky shows ads.

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

AirPlus ships an update every 3 months, and Safe Sky every 6 weeks. Most recently, AirPlus was updated on September 9, 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.*