# KOSKİ vs ioner.io

The clearest difference is update cadence: KOSKİ at fortnightly against ioner.io's every 9 months. ioner.io's advantage is iOS requirement (12 vs 15.0). 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.

KOSKİ ships an update fortnightly, ioner.io every 9 months. The most recent releases landed on October 29, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | KOSKİ | ioner.io |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 9 months |
| Size | 61 MB | 49 MB |
| Requires iOS | 15.0 | **12** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KOSKİ](https://appshunter.io/developer/1512236255) | [ERTISYA YAZILIM VE BILISIM HIZMETLERI SANAYI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1591974400) |

## What reviewers say

### KOSKİ

[App page](https://appshunter.io/ios/app/koski/id1512236646)

**Features:** Vision Pro support

**In-app purchases:** none


### ioner.io

[App page](https://appshunter.io/ios/app/ionerio/id1591974398)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KOSKİ free?

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

### Is ioner.io free?

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

### Do KOSKİ or ioner.io have ads?

Neither KOSKİ nor ioner.io shows ads.

### Which is updated more often, KOSKİ or ioner.io?

KOSKİ ships an update fortnightly, and ioner.io every 9 months. Most recently, KOSKİ was updated on October 29, 2026 and ioner.io on November 7, 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.*