# airCloud Pro vs Karbook

The clearest difference is update cadence: Karbook at monthly against airCloud Pro's every 3 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.

airCloud Pro ships an update every 3 months, Karbook monthly. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | airCloud Pro | Karbook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/aircloud-pro/id1498567326/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 65 MB | 115 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BOSCH HOME COMFORT JAPAN, INC.](https://appshunter.io/developer/1182901921) | [Kai Che TAN](https://appshunter.io/developer/1896744445) |

## What reviewers say

### airCloud Pro

[App page](https://appshunter.io/ios/app/aircloud-pro/id1498567326)

Manage Hitachi variable refrigerant flow air conditioning systems remotely via IoT. Monitor and control your HVAC equipment from your smartphone with an intuitive interface. Features include live dashboards, error tracking, filter reminders, and scheduling.

**Highlights:** Remote monitoring and control, Live dashboard per project, Error tracking and history, Filter cleaning reminders, Scheduling operations, User access control

**Features:** Vision Pro support

**In-app purchases:** none


### Karbook

[App page](https://appshunter.io/ios/app/karbook/id6770456870)

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

**In-app purchases:** none


## Frequently asked questions

### Is airCloud Pro free?

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

### Is Karbook free?

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

### Do airCloud Pro or Karbook have ads?

Neither airCloud Pro nor Karbook shows ads.

### Which is updated more often, airCloud Pro or Karbook?

airCloud Pro ships an update every 3 months, and Karbook monthly. Most recently, airCloud Pro was updated on September 22, 2026 and Karbook on September 21, 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.*