# 当火车鸣笛三秒 vs Dark Notes

The clearest difference is rating: Dark Notes at 4.7 against 当火车鸣笛三秒's 2.5. Dark Notes also leads on ratings volume (30 vs 2). 当火车鸣笛三秒's advantage is review sentiment (81% vs 43%) and in-app purchases (none vs 5). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Dark Notes sells 5 one-off in-app purchases. 当火车鸣笛三秒 asks for nothing beyond the download.

Dark Notes holds the better App Store score, 4.7 against 2.5. That said, the two scores are not equally well evidenced: Dark Notes has 30 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 81% of 当火车鸣笛三秒's written reviews are positive against 43% of Dark Notes's, so the app with the better star average is not the one people write more warmly about.

当火车鸣笛三秒 ships an update monthly, Dark Notes every 4 months. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 当火车鸣笛三秒 | Dark Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/id1592834113/reviews) | **[4.7 (30 ratings)](https://appshunter.io/ios/app/dark-notes-horror-games/id6480274643/reviews)** |
| Number of ratings | 2 | **30** |
| Positive reviews | **81.0% of reviews** | 42.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 673 MB | 216 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [欢 刘](https://appshunter.io/developer/1334601605) | [FUNNY GAME CO.,LTD](https://appshunter.io/developer/1182682106) |

## What reviewers say

### 当火车鸣笛三秒

[App page](https://appshunter.io/ios/app/id1592834113)

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

**In-app purchases:** none


### Dark Notes

[App page](https://appshunter.io/ios/app/dark-notes-horror-games/id6480274643)

Explore a dark mystery and puzzle adventure across time and space. Unravel secrets from dual perspectives, solve challenging puzzles, and experience a gripping narrative in a realistic, immersive environment.

**Highlights:** Dual-protagonist perspective, Time and space exploration, Multiple versions of truth, Challenging puzzles, Realistic graphic style, Immersive atmosphere

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 14 gold coins | $0.99 | one-time |
| 30 gold coins | $1.99 | one-time |
| 80 gold coins | $4.99 | one-time |
| 190 gold coins | $9.99 | one-time |
| 380 gold coins | $19.99 | one-time |


## Frequently asked questions

### Is 当火车鸣笛三秒 free?

当火车鸣笛三秒 is free to download, with no in-app purchases.

### Is Dark Notes free?

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

### Which has better reviews, 当火车鸣笛三秒 or Dark Notes?

Dark Notes is rated higher. 当火车鸣笛三秒 averages 2.5 out of 5 from 2 ratings, while Dark Notes averages 4.7 from 30 ratings.

### Do 当火车鸣笛三秒 or Dark Notes have ads?

Dark Notes shows ads; 当火车鸣笛三秒 does not.

### Which is updated more often, 当火车鸣笛三秒 or Dark Notes?

当火车鸣笛三秒 ships an update monthly, and Dark Notes every 4 months. Most recently, 当火车鸣笛三秒 was updated on October 20, 2026 and Dark Notes on October 18, 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.*