# KOSKİ vs Attendia

KOSKİ and Attendia are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

KOSKİ ships an update fortnightly, Attendia weekly. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | KOSKİ | Attendia |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Size | 61 MB | 45 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KOSKİ](https://appshunter.io/developer/1512236255) | [IBTC](https://appshunter.io/developer/1781189002) |

## What reviewers say

### KOSKİ

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

**Features:** Vision Pro support

**In-app purchases:** none


### Attendia

[App page](https://appshunter.io/ios/app/attendia/id6758048137)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is KOSKİ free?

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

### Is Attendia free?

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

### Do KOSKİ or Attendia have ads?

Neither KOSKİ nor Attendia shows ads.

### Which is updated more often, KOSKİ or Attendia?

KOSKİ ships an update fortnightly, and Attendia weekly. Most recently, KOSKİ was updated on October 8, 2026 and Attendia on October 25, 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.*