# Room Escape Game vs Kaii Shutter

The clearest difference is in-app purchases: Room Escape Game at none against Kaii Shutter's 1. Room Escape Game also leads on iOS requirement (15.0 vs 17.0). Kaii Shutter's advantage is ads (none vs shown) and update cadence (every 2 days vs every 4 months). On price and device support there is nothing between them.

Both are free to download. Kaii Shutter sells 1 one-off in-app purchase. Room Escape Game asks for nothing beyond the download.

Room Escape Game ships an update every 4 months, Kaii Shutter every 2 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Room Escape Game | Kaii Shutter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (31 ratings)](https://appshunter.io/ios/app/room-escape-game-hot-spring/id1330880248/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 79.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 109 MB | 395 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Tatsuya Kishi](https://appshunter.io/developer/1075695825) | [文韬 张](https://appshunter.io/developer/1879666003) |

## What reviewers say

### Room Escape Game

[App page](https://appshunter.io/ios/app/room-escape-game-hot-spring/id1330880248)

Embark on a relaxing escape room adventure set in a hotel with a hot spring. Solve puzzles to unlock the entrance and discover the hotel's secrets. The game features two distinct endings.

**Highlights:** Escape room gameplay, Hotel setting, Hot spring theme, Two endings, Puzzle solving

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

**In-app purchases:** none


### Kaii Shutter

[App page](https://appshunter.io/ios/app/kaii-shutter/id6796165036)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock 3 sites + Challenge | $1.99 | one-time |


## Frequently asked questions

### Is Room Escape Game free?

Room Escape Game is free to download, with no in-app purchases.

### Is Kaii Shutter free?

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

### Do Room Escape Game or Kaii Shutter have ads?

Room Escape Game shows ads; Kaii Shutter does not.

### Which is updated more often, Room Escape Game or Kaii Shutter?

Room Escape Game ships an update every 4 months, and Kaii Shutter every 2 days. Most recently, Room Escape Game was updated on November 2, 2026 and Kaii Shutter 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.*