# Ultrasound Barrier — Anti Mosquito,Cat,Dog,Rat,Fly

> Generates ultrasound to repel mosquitoes, flies, cats, dogs, and rats. (iPhone/iPad app by USE Engineering Corporation.)

- Source: https://appshunter.io/ios/app/ultrasound-barrier/id993078369 (this page in markdown: same URL + `.md`)
- Developer: [USE Engineering Corporation](https://appshunter.io/developer/398463706)
- Category: Health & Fitness, Utilities
- Price: Free
- Rating: 2.30/5 from 8 App Store ratings · 199 written reviews indexed
- Age rating: 4+
- Requires: iOS 11.0 · 77 MB
- Languages: American English, Japanese
- Released: 2015-06-08
- Data updated: 2026-06-18
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/ultrasound-barrier/id993078369/reviews.md

## What is Ultrasound Barrier?

Do you want away the enemy?
This app protects you with ultrasound.

Protect them from the next foreign enemy.
 + Fly
 + Mosquitoe 
 + Dog
 + Cat 
 + Rat 
 + Youngster

[How to use]
1.Tap the icon of interest.
2.Ultrasound is generated from the speaker.
3.Stop when you again tap the icon.

## Key features

- Ultrasound generation
- Repels flies
- Repels mosquitoes
- Repels cats
- Repels dogs
- Repels rats

## Recent user reviews (10 of 199)

All indexed reviews: https://appshunter.io/ios/app/ultrasound-barrier/id993078369/reviews.md

### 3/5 — 若者追い払い機能

*2026-05-27, version 1.0.5*

試していますが、無反応です🤪

### 2/5 — きいてるのかきいてないのか。。。

*2026-05-21, version 1.0.5*

夜中に耳元でのプーンという蚊の音に起こされ入れました。
その日はそれ以降起こされる事なくめっちゃ効くじゃんって思った次の日、全く関係なく眠りに落ちようとするとプーン。前日のはたまたま？

### 1/5 — Not working

*2026-05-13, version 1.0.5*

A lot of add

### 1/5 — Non efficace

*2026-02-15, version 1.0.5*

Aucune efficacité. Application totalement inutile.

### 3/5 — 使った感じ

*2025-11-12, version 1.0.5*

虫や動物への効果はハッキリとはわかりませんが人への効果はあります。

### 1/5 — 広告の入れ方雑すぎる

*2025-10-20, version 1.0.5*

最大音量で使った後に停止するといきなり広告が爆音で流れる仕様は如何なものかと
これでは使いにくくて評価も最低のままであろう

### 3/5 — ままた

*2025-09-09, version 1.0.5*

か

### 1/5 — Dont work at all

*2025-09-06, version 1.0.5*

Useless app to make you watch ads

### 1/5 — ほとんど効かない。

*2025-08-25, version 1.0.5*

猫の真ん前で、起動してるけど、猫は平気、微動だにしない。
いや、もちろん音はスピーカーにしてる。

### 1/5 — 聞こえないらしい

*2025-08-14, version 1.0.5*

若い人に聞かせてみたけど何も聞こえないそうです。

## Frequently asked questions about Ultrasound Barrier

### What does the Ultrasound Barrier app do?

This app generates ultrasound waves from your device's speaker. The intention is to create a sound barrier that deters various pests and animals, including mosquitoes, flies, cats, dogs, and rats.

### How do I use the Ultrasound Barrier app?

Using the app is straightforward. You simply tap the icon corresponding to the pest or animal you wish to repel. Ultrasound will then be emitted from your device's speaker. Tapping the icon again will stop the sound.

### Is the Ultrasound Barrier app free to use?

Yes, the app is free to download and use. It is supported by advertisements, which may be displayed within the application.

### What devices is Ultrasound Barrier compatible with?

While specific compatibility details are not provided, the app is designed to run on mobile devices capable of generating sound through their speakers. Users should ensure their device's speaker is functional for the app to work effectively.

### What are the main benefits of using this app?

The primary benefit is providing a non-chemical method to deter pests like mosquitoes and flies, as well as animals such as cats, dogs, and rats. It offers a simple, on-demand solution by utilizing your phone's speaker.

## Version history (last 5 releases)

### 1.0.5 — 2023-02-21

Fixed minor issues.

### 1.0.4 — 2023-02-13

Fixed minor issues.

### 1.0.3 — 2022-01-18

Bug Fixes

### 1.0.2 — 2016-08-22

This app has been updated by Apple to display the Apple Watch app icon.

BugFix

### 1.0.1 — 2015-11-06

Bug Fix

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## More apps by USE Engineering Corporation

- [Japanese HIRAGANA Free](https://appshunter.io/ios/app/japanese-hiragana-free/id419262435)
- [美男美女診断](https://appshunter.io/ios/app/id739787904)
- [仕事で役立つ表計算の技](https://appshunter.io/ios/app/id920306440)
- [シフト管理DX（スケジュール共有カレンダー）](https://appshunter.io/ios/app/dx/id952521358)
- [ヘタレ診断](https://appshunter.io/ios/app/id1022773791)

All apps by USE Engineering Corporation: https://appshunter.io/developer/398463706

## Related topics

[ultrasound barrier](https://appshunter.io/ios/topics/ultrasound-barrier) · [rat repellent](https://appshunter.io/ios/topics/rat-repellent) · [rodent repellent](https://appshunter.io/ios/topics/rodent-repellent) · [mouse repellent](https://appshunter.io/ios/topics/mouse-repellent) · [ultrasound detector](https://appshunter.io/ios/topics/ultrasound-detector) · [ultrasonic pest repeller app](https://appshunter.io/ios/topics/ultrasonic-pest-repeller-app) · [dog repellent ultrasonic burst](https://appshunter.io/ios/topics/dog-repellent-ultrasonic-burst) · [barrier](https://appshunter.io/ios/topics/barrier)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-18.*