# Kühlen vs AION Design

The clearest difference is in-app purchases: Kühlen at none against AION Design's 2. Kühlen also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. AION Design sells 2 one-off in-app purchases. Kühlen asks for nothing beyond the download.

## The numbers

| Metric | Kühlen | AION Design |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 279 MB | 165 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vision 7 Pty Ltd](https://appshunter.io/developer/1707364123) | [LED TECHNO FUSION SRL](https://appshunter.io/developer/1818591341) |

## What reviewers say

### Kühlen

[App page](https://appshunter.io/ios/app/kuhlen/id6466412963)

**Features:** macOS Compatibility

**In-app purchases:** none


### AION Design

[App page](https://appshunter.io/ios/app/aion-design/id6746806895)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 AI Credits pack | $1.49 | one-time |
| Premium (1 Month) | $3.99 | one-time |


## Frequently asked questions

### Is Kühlen free?

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

### Is AION Design free?

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

### Do Kühlen or AION Design have ads?

AION Design shows ads; Kühlen does not.

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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.*