# de Kiosk vs OSTi

The clearest difference is in-app purchases: OSTi at none against de Kiosk's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. de Kiosk sells 1 in-app purchase, starting at $0.49 per year. OSTi asks for nothing beyond the download.

de Kiosk ships an update every 8 months, OSTi every 7 months. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | de Kiosk | OSTi |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 7 months** |
| Monetization | Free with in-app purchases | — |
| Size | 161 MB | 182 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hüthig GmbH](https://appshunter.io/developer/1023355355) | [C. Maurer Fachmedien GmbH & Co. KG](https://appshunter.io/developer/1039754955) |

## What reviewers say

### de Kiosk

[App page](https://appshunter.io/ios/app/de-kiosk/id1520017776)

Access a comprehensive collection of technical articles on electrical engineering, building technology, and renewable energy. This app provides practical examples and in-depth explanations of modern systems and applications for professionals in the field. It's a valuable resource for staying updated on the latest advancements in electrical trades.

**Highlights:** Electrical engineering articles, Building technology insights, Renewable energy coverage, Information and security technology, Practical application examples, Access to all published issues

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| deKiosk | $0.49 | per year |


### OSTi

[App page](https://appshunter.io/ios/app/osti/id6755822084)

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

**In-app purchases:** none


## Frequently asked questions

### Is de Kiosk free?

de Kiosk is free to download, with in-app purchases available.

### Is OSTi free?

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

### Do de Kiosk or OSTi have ads?

Neither de Kiosk nor OSTi shows ads.

### Which is updated more often, de Kiosk or OSTi?

de Kiosk ships an update every 8 months, and OSTi every 7 months. Most recently, de Kiosk was updated on November 7, 2026 and OSTi on October 30, 2026.

---

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