# FAS vs ドッキリ大成功！

The clearest difference is price: ドッキリ大成功！ at Free against FAS's $3.99. ドッキリ大成功！ also leads on iOS requirement (9.0 vs 12.0). On ads, in-app purchases and device support there is nothing between them.

ドッキリ大成功！ is free to download; FAS costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | FAS | ドッキリ大成功！ |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 95 months | — |
| Monetization | Free | — |
| Size | 52 MB | 71 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kaji Takatsugu](https://appshunter.io/developer/465688467) | [Yoshihiko Ida](https://appshunter.io/developer/1451185250) |

## What reviewers say

### FAS

[App page](https://appshunter.io/ios/app/fas/id1149266961)

This app simulates various Japanese emergency vehicle sirens and voice announcements. It allows for volume adjustment of sirens and voice messages, and even lets you record custom announcements. The interface includes a flashing light effect.

**Highlights:** Simulates police, ambulance, and fire truck sirens, Includes voice announcements for emergency vehicles, Adjustable siren and voice volume, Record custom voice messages, Flashing light effect, Multiple siren and voice channels

**Features:** macOS Compatibility

**In-app purchases:** none


### ドッキリ大成功！

[App page](https://appshunter.io/ios/app/id1499129264)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FAS free?

FAS costs $3.99, with no in-app purchases.

### Is ドッキリ大成功！ free?

ドッキリ大成功！ is free to download, with no in-app purchases.

### Do FAS or ドッキリ大成功！ have ads?

Neither FAS nor ドッキリ大成功！ shows ads.

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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.*