# 迷惑電話ブロッカー vs U

迷惑電話ブロッカー and U are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 迷惑電話ブロッカー | U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (543 ratings)](https://appshunter.io/ios/app/u-watch/id6444815466/reviews)** |
| Number of ratings | — | **543** |
| Positive reviews | — | 15.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Free |
| Size | 8 MB | 68 MB |
| Requires iOS | **15.4** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [kenichi kato](https://appshunter.io/developer/913467537) | [安徽华歆电子科技有限公司](https://appshunter.io/developer/1657071585) |

## What reviewers say

### 迷惑電話ブロッカー

[App page](https://appshunter.io/ios/app/id1633536460)

**Features:** macOS Compatibility

**In-app purchases:** none


### U

[App page](https://appshunter.io/ios/app/u-watch/id6444815466)

This application is designed to connect with smart wearable devices, specifically telephone watches, produced by "Huaxin Electronics". It enables interaction with digital electronics and other products from the same manufacturer.

**Highlights:** Connects to smart wearable devices, Supports telephone watches, Works with Huaxin Electronics products, Digital electronics integration

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Useful features
- 💡 Customizable watch faces

**What reviewers complain about**

- 🐛 Connectivity issues
- 🔋 Poor battery life
- 🔍 Inaccurate health tracking

**Reported bugs**

- Watch time/date resets after synchronization
- App crashes frequently
- Bluetooth connection issues

**Requested features**

- Add support for more apps and messaging platforms
- Improve synchronization between watch and app
- Provide more customization options


## Frequently asked questions

### Is 迷惑電話ブロッカー free?

迷惑電話ブロッカー is free to download, with no in-app purchases.

### Is U free?

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

### Do 迷惑電話ブロッカー or U have ads?

Neither 迷惑電話ブロッカー nor U 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.*