# AiringCycle vs BGN

The clearest difference is update cadence: AiringCycle at every 3 weeks against BGN's every 54 months. AiringCycle also leads on iOS requirement (10.0 vs 15.6). 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.

AiringCycle ships an update every 3 weeks, BGN every 54 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | AiringCycle | BGN |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 54 months |
| Monetization | Free | — |
| Size | 15 MB | 55 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Corvin Hartmann](https://appshunter.io/developer/1436432188) | [Berufsgenossenschaft Nahrungsmittel und Gastgewerbe (BGN)](https://appshunter.io/developer/979873922) |

## What reviewers say

### AiringCycle

[App page](https://appshunter.io/ios/app/airingcycle/id1537412154)

This app provides regular notifications to remind users to open and close windows for ventilation. Users can customize the duration for which windows should remain open and closed.

**Highlights:** Customizable airing schedules, Regular notification reminders, User-friendly interface, Promotes healthy indoor air quality

**Features:** Vision Pro support

**In-app purchases:** none


### BGN

[App page](https://appshunter.io/ios/app/bgn-luftungs-app/id1556036903)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AiringCycle free?

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

### Is BGN free?

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

### Do AiringCycle or BGN have ads?

Neither AiringCycle nor BGN shows ads.

### Which is updated more often, AiringCycle or BGN?

AiringCycle ships an update every 3 weeks, and BGN every 54 months. Most recently, AiringCycle was updated on November 3, 2026 and BGN on November 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.*