# KOYI vs 丝遇

The clearest difference is in-app purchases: KOYI at none against 丝遇's 10. On price and iOS requirement there is nothing between them.

Both are free to download. 丝遇 sells 10 one-off in-app purchases. KOYI asks for nothing beyond the download.

## The numbers

| Metric | KOYI | 丝遇 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Size | 23 MB | 58 MB |
| Requires iOS | 13.0 | **12.0** |
| Age rating | 12+ | 17+ |
| Developer | [Sichuan Monster Future Internet Co., Ltd.](https://appshunter.io/developer/1635540495) | [姬秀 陈](https://appshunter.io/developer/1714224283) |

## What reviewers say

### KOYI

[App page](https://appshunter.io/ios/app/koyi/id1635540493)

**In-app purchases:** none


### 丝遇

[App page](https://appshunter.io/ios/app/id6472111360)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月付会员 | $1.99 | one-time |
| 金币充值*100 | $1.99 | one-time |
| 金币充值*300 | $3.99 | one-time |
| 金币充值*500 | $6.99 | one-time |
| 半年会员 | $8.99 | one-time |
| 金币充值*1000 | $11.99 | one-time |
| 年付会员 | $17.99 | one-time |
| 金币充值*2000 | $22.99 | one-time |
| 金币充值*6000 | $69.99 | one-time |
| 永久会员 | $79.99 | one-time |


## Frequently asked questions

### Is KOYI free?

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

### Is 丝遇 free?

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

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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.*