# Kozzie vs 듀리안

The clearest difference is update cadence: Kozzie at every 5 days against 듀리안's every 4 months. 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.

Kozzie ships an update every 5 days, 듀리안 every 4 months. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Kozzie | 듀리안 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 37 MB | 16 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Jinwoo Kim](https://appshunter.io/developer/1788751414) | [Hana Kim](https://appshunter.io/developer/1850236551) |

## What reviewers say

### Kozzie

[App page](https://appshunter.io/ios/app/kozzie/id6741386805)

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

**In-app purchases:** none


### 듀리안

[App page](https://appshunter.io/ios/app/ai/id6754876076)

Discover your relationship tendencies through conversations with an AI friend. This self-exploration service helps you understand your romantic style and relationship patterns by analyzing your responses to daily questions.

**Highlights:** AI friend conversations, Relationship tendency analysis, Continuous insights, Self-exploration through dialogue, Understanding relationship patterns

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

**In-app purchases:** none


## Frequently asked questions

### Is Kozzie free?

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

### Is 듀리안 free?

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

### Do Kozzie or 듀리안 have ads?

Neither Kozzie nor 듀리안 shows ads.

### Which is updated more often, Kozzie or 듀리안?

Kozzie ships an update every 5 days, and 듀리안 every 4 months. Most recently, Kozzie was updated on October 16, 2026 and 듀리안 on October 8, 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.*