# OKIN vs KNX V2

The clearest difference is iOS requirement: OKIN at 9.0 against KNX V2's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OKIN ships an update every 7 months, KNX V2 every 4 months. The most recent releases landed on October 19, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | OKIN | KNX V2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Size | 4 MB | 56 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DewertOkin Technology Group Co., Ltd.](https://appshunter.io/developer/1108264169) | [Feller AG](https://appshunter.io/developer/525095492) |

## What reviewers say

### OKIN

[App page](https://appshunter.io/ios/app/okin-seating/id1223285795)

**Features:** macOS Compatibility

**In-app purchases:** none


### KNX V2

[App page](https://appshunter.io/ios/app/knx-v2/id1343197447)

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

**In-app purchases:** none


## Frequently asked questions

### Is OKIN free?

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

### Is KNX V2 free?

KNX V2 is free to download, with no in-app purchases.

### Do OKIN or KNX V2 have ads?

Neither OKIN nor KNX V2 shows ads.

### Which is updated more often, OKIN or KNX V2?

OKIN ships an update every 7 months, and KNX V2 every 4 months. Most recently, OKIN was updated on October 19, 2026 and KNX V2 on October 12, 2026.

---

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