# でんわのないせかい vs 苗字捜査官

The clearest difference is in-app purchases: 苗字捜査官 at none against でんわのないせかい's 3. 苗字捜査官 also leads on update cadence (every 2 days vs every 3 weeks). でんわのないせかい's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price and ads there is nothing between them.

Both are free to download. でんわのないせかい sells 3 one-off in-app purchases. 苗字捜査官 asks for nothing beyond the download.

でんわのないせかい ships an update every 3 weeks, 苗字捜査官 every 2 days. The most recent releases landed on October 20, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | でんわのないせかい | 苗字捜査官 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 55.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Size | 205 MB | 7 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [NOELITH, INC.](https://appshunter.io/developer/1659312327) | [Kai Inoue](https://appshunter.io/developer/1870824246) |

## What reviewers say

### でんわのないせかい

[App page](https://appshunter.io/ios/app/id6448621158)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除Bパック | $0.99 | one-time |
| 広告削除Aパック | $0.99 | one-time |
| 広告削除ABお得パック | $1.99 | one-time |


### 苗字捜査官

[App page](https://appshunter.io/ios/app/high-and-low/id6758095082)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is でんわのないせかい free?

でんわのないせかい is free to download, with in-app purchases available.

### Is 苗字捜査官 free?

苗字捜査官 is free to download, with no in-app purchases.

### Do でんわのないせかい or 苗字捜査官 have ads?

Both でんわのないせかい and 苗字捜査官 show ads.

### Which is updated more often, でんわのないせかい or 苗字捜査官?

でんわのないせかい ships an update every 3 weeks, and 苗字捜査官 every 2 days. Most recently, でんわのないせかい was updated on October 20, 2026 and 苗字捜査官 on October 16, 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.*