# ZKA vs OKNA

The clearest difference is update cadence: OKNA at every 8 days against ZKA's every 3 weeks. OKNA also leads on iOS requirement (13.0 vs 15.6). 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.

ZKA ships an update every 3 weeks, OKNA every 8 days. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ZKA | OKNA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Size | 54 MB | 38 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Hunan Mujuan Technology Co., Ltd.](https://appshunter.io/developer/1896646501) | [Ningbo Fengmian Technology Co., Ltd](https://appshunter.io/developer/6777006999) |

## What reviewers say

### ZKA

[App page](https://appshunter.io/ios/app/zka/id1585092740)

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

**In-app purchases:** none


### OKNA

[App page](https://appshunter.io/ios/app/okna/id6777006996)

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

**In-app purchases:** none


## Frequently asked questions

### Is ZKA free?

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

### Is OKNA free?

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

### Do ZKA or OKNA have ads?

Neither ZKA nor OKNA shows ads.

### Which is updated more often, ZKA or OKNA?

ZKA ships an update every 3 weeks, and OKNA every 8 days. Most recently, ZKA was updated on October 13, 2026 and OKNA on October 24, 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.*