# 無限回廊 vs SayHi

The clearest difference is in-app purchases: SayHi at none against 無限回廊's 1. 無限回廊's advantage is iOS requirement (15.0 vs 17.0). On price there is nothing between them.

Both are free to download. 無限回廊 sells 1 one-off in-app purchase. SayHi asks for nothing beyond the download.

## The numbers

| Metric | 無限回廊 | SayHi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Monthly |
| Size | 208 MB | 29 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | — | **iPhone** |
| Age rating | 9+ | 12+ |
| Developer | [LIANG WU](https://appshunter.io/developer/1875643238) | [Rintaro Sakino](https://appshunter.io/developer/1891049872) |

## What reviewers say

### 無限回廊

[App page](https://appshunter.io/ios/app/infinite-corridor/id6758903564)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 無限回廊：プロ版（全機能解放） | $4.99 | one-time |


### SayHi

[App page](https://appshunter.io/ios/app/sayhi/id6761714281)

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

**In-app purchases:** none


## Frequently asked questions

### Is 無限回廊 free?

無限回廊 is free to download, with in-app purchases available.

### Is SayHi free?

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

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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.*