# Expert Service vs airCloud Alarm Code

The clearest difference is update cadence: Expert Service at every 3 months against airCloud Alarm Code's every 27 months. 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.

Expert Service ships an update every 3 months, airCloud Alarm Code every 27 months. The most recent releases landed on May 17, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Expert Service | airCloud Alarm Code |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 27 months |
| Size | 36 MB | 7 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ariston SpA](https://appshunter.io/developer/549126466) | [Bosch Thermotechnik GmbH](https://appshunter.io/developer/456233209) |

## What reviewers say

### Expert Service

[App page](https://appshunter.io/ios/app/expert-service/id6443736531)

**Features:** macOS Compatibility

**In-app purchases:** none


### airCloud Alarm Code

[App page](https://appshunter.io/ios/app/aircloud-alarm-code/id6474610687)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Expert Service free?

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

### Is airCloud Alarm Code free?

airCloud Alarm Code is free to download, with no in-app purchases.

### Do Expert Service or airCloud Alarm Code have ads?

Neither Expert Service nor airCloud Alarm Code shows ads.

### Which is updated more often, Expert Service or airCloud Alarm Code?

Expert Service ships an update every 3 months, and airCloud Alarm Code every 27 months. Most recently, Expert Service was updated on May 17, 2026 and airCloud Alarm Code on September 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*