# Experiment vs 金牙

The clearest difference is in-app purchases: 金牙 at none against Experiment's 1. 金牙 also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Experiment sells 1 one-off in-app purchase. 金牙 asks for nothing beyond the download.

## The numbers

| Metric | Experiment | 金牙 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (32 ratings)](https://appshunter.io/ios/app/experiment-nightmare-escape/id1358220513/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 531 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Gaetano Consiglio](https://appshunter.io/developer/477786336) | [泽强 全](https://appshunter.io/developer/918792381) |

## What reviewers say

### Experiment

[App page](https://appshunter.io/ios/app/experiment-nightmare-escape/id1358220513)

Trapped in a mysterious, riddle-filled house, you must solve puzzles to escape. A disembodied voice guides you through this experiment. Can you find the keys and unlock the doors to freedom?

**Highlights:** Riddle-filled rooms, Escape the house, Unlock doors, Solve puzzles, Mysterious experiment

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sponsor Experience | $6.99 | one-time |


### 金牙

[App page](https://appshunter.io/ios/app/s05e05/id1544430195)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Experiment free?

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

### Is 金牙 free?

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

### Do Experiment or 金牙 have ads?

Experiment shows ads; 金牙 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.*