# コタエル vs OnceChat

The clearest difference is in-app purchases: OnceChat at none against コタエル's 7. OnceChat also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). On price and device support there is nothing between them.

Both are free to download. コタエル sells 7 in-app purchases, starting at $2.99 per month. OnceChat asks for nothing beyond the download.

## The numbers

| Metric | コタエル | OnceChat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 weeks |
| Size | 25 MB | 37 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TAIKI KAMO](https://appshunter.io/developer/1885436237) | [Kosei Takanashi](https://appshunter.io/developer/6777430042) |

## What reviewers say

### コタエル

[App page](https://appshunter.io/ios/app/id6761061199)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コタエル プレミアム（月額） | $2.99 | per month |
| コタエル プレミアム（年額） | $24.99 | per year |
| 100コイン | $0.49 | one-time |
| 220コイン | $0.99 | one-time |
| 480コイン | $2.99 | one-time |
| 1000コイン | $5.99 | one-time |
| 2200コイン | $11.99 | one-time |


### OnceChat

[App page](https://appshunter.io/ios/app/oncechat/id6777430040)

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

**In-app purchases:** none


## Frequently asked questions

### Is コタエル free?

コタエル is free to download, with in-app purchases available.

### Is OnceChat free?

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

### Do コタエル or OnceChat have ads?

コタエル shows ads; OnceChat does not.

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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.*