# CosMate vs 決鬥者城市 Duel City

The clearest difference is ads: CosMate at none against 決鬥者城市 Duel City's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. CosMate sells 4 in-app purchases, starting at $7.99 per 7 days and 決鬥者城市 Duel City sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CosMate | 決鬥者城市 Duel City |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | Every 5 days |
| Size | 206 MB | 30 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Cosmate Co., Ltd.](https://appshunter.io/developer/948562625) | [Chun Ki Wong](https://appshunter.io/developer/6789862793) |

## What reviewers say

### CosMate

[App page](https://appshunter.io/ios/app/cosmate/id6746790116)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CosMate Premium 一週方案 | $7.99 | per 7 days |
| CosMate Premium 1個月方案 | $22.99 | per month |
| CosMate Premium 3個月方案 | $49.99 | per 3 months |
| CosMate Premium 6個月方案 | $99.99 | per 6 months |


### 決鬥者城市 Duel City

[App page](https://appshunter.io/ios/app/duel-city/id6789862791)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 決鬥者Plus | $19.99 | per month |
| 去廣告 (永久) | $4.99 | one-time |


## Frequently asked questions

### Is CosMate free?

CosMate is free to download, with in-app purchases available.

### Is 決鬥者城市 Duel City free?

決鬥者城市 Duel City is free to download, with in-app purchases available.

### Do CosMate or 決鬥者城市 Duel City have ads?

決鬥者城市 Duel City shows ads; CosMate does not.

### Which is updated more often, CosMate or 決鬥者城市 Duel City?

CosMate ships an update every 5 days, and 決鬥者城市 Duel City every 5 days. Most recently, CosMate was updated on November 5, 2026 and 決鬥者城市 Duel City on October 31, 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.*