# ISK vs KayıtesIK

The clearest difference is ads: KayıtesIK at none against ISK's shown. KayıtesIK also leads on update cadence (daily vs fortnightly) and iOS requirement (12.0 vs 15.6). On price, 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.

ISK ships an update fortnightly, KayıtesIK daily. The most recent releases landed on October 27, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | ISK | KayıtesIK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Daily** |
| Size | 37 MB | 72 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [EQLEM YAZILIM](https://appshunter.io/developer/1625674454) | [Uçak Yazılım](https://appshunter.io/developer/1597737159) |

## What reviewers say

### ISK

[App page](https://appshunter.io/ios/app/isk-sodex/id1663779317)

**Features:** macOS Compatibility

**In-app purchases:** none


### KayıtesIK

[App page](https://appshunter.io/ios/app/kaytesik/id6480040800)

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

**In-app purchases:** none


## Frequently asked questions

### Is ISK free?

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

### Is KayıtesIK free?

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

### Do ISK or KayıtesIK have ads?

ISK shows ads; KayıtesIK does not.

### Which is updated more often, ISK or KayıtesIK?

ISK ships an update fortnightly, and KayıtesIK daily. Most recently, ISK was updated on October 27, 2026 and KayıtesIK on October 17, 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.*