# EarAgeChecker — Sounds that can not be heard.

> App checks ear age using high-frequency sounds, with manual frequency adjustment. (iPhone/iPad app by koikoi.biz.)

- Source: https://appshunter.io/ios/app/earagechecker/id452237382 (this page in markdown: same URL + `.md`)
- Developer: [koikoi.biz](https://appshunter.io/developer/444917150)
- Category: Medical, Health & Fitness
- Price: Free
- Rating: 3.90/5 from 94 App Store ratings · 14 written reviews indexed
- Age rating: 4+
- Requires: iOS 8.0 · 11 MB
- Languages: American English, Japanese
- Released: 2011-08-02
- Data updated: 2026-08-26
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/earagechecker/id452237382/reviews.md

## What is EarAgeChecker?

■Description
This app is using so-called mosquito tones are what you can check
the age of your ear.

■How to use
'Play' button to ring, 'Stop' button to silence. 'Play' pressing
the button, please press the button labeled frequency. The age of
your ear to the age of the most significant frequency of the sound
heard. In manual mode, you are free to raise from 0 to 30kHz sound
operation of the slide bar. With it, you can check over the
audible frequency.

## Key features

- Mosquito tone testing
- Ear age determination
- Frequency adjustment slider
- Manual mode up to 30kHz
- Play and Stop sound buttons

## Recent user reviews (10 of 14)

All indexed reviews: https://appshunter.io/ios/app/earagechecker/id452237382/reviews.md

### 1/5 — どの音も聞こえません

*2025-07-12*

日常会話には困らないけど、このアプリどの周波数帯の音も聞こえません
鳴ってる時は、光を出すなりして動作してるのがわかるようになってればいいのに

### 5/5 — 年齢通り

*2024-12-19*

自分と家族で試してみたら、見事に表示されてる年齢通りの結果になりました。素晴らしい。
しかし老いにちょっとショックです…

### 5/5 — マニュアルモード

*2024-07-08*

マニュアルモードが便利です。本当か嘘かわからないけど30KHzまで測定可能で聞き取ることが出来た。

### 4/5 — It works, try to unmute and adjust the volume

*2021-05-14*

Also for those saying there’s a Chinese Ad, it’s actually in Japanese 😅 Even if it’s in Chinese, I don’t know what’s wrong with the language....nowadays we’re always seeing ads in different languages anyway

### 5/5 — 忖度無し

*2020-05-05*

実年齢と同じ音までしか聞こえませんでした、、

### 5/5 — Make sure to un-silence your device

*2020-02-25*

The app actually does work. You just have to remember to toggle your mute switch off.

### 1/5 — No sounds at all

*2020-02-24*

No sounds at all. This looks like a Chinese imitation of the old “Mosquito” app.

### 1/5 — Don’t bother

*2019-10-08*

App appears to be a complete hoax. Doesn’t make any sounds at all. Just displays ads (in Chinese).

### 1/5 — Doesn’t work

*2019-04-11*

Doesn’t work at all

### 4/5 — 簡単

*2019-03-18*

簡単にテストできました。

## Frequently asked questions about EarAgeChecker

### Does EarAgeChecker have ads?

Yes, EarAgeChecker contains advertisements. As a free application, it utilizes ads to support its development and maintenance.

### What is the age rating for EarAgeChecker?

EarAgeChecker is rated 4+ by its developer, making it suitable for users of all ages. This rating indicates general appropriateness for a wide audience.

### How accurate is EarAgeChecker?

The accuracy of EarAgeChecker depends on the user's environment and the device's speaker capabilities. It provides an estimation of ear age based on audible frequencies, not a medical diagnosis.

### When was EarAgeChecker last updated?

EarAgeChecker was last updated on July 5, 2018, with version 1.3. Users should be aware that the app has not received updates in several years.

### What devices support EarAgeChecker?

EarAgeChecker is available for iPhone, iPad, and iPod devices. This broad compatibility ensures it can be used on a variety of Apple mobile devices.

### What is the user rating for EarAgeChecker?

EarAgeChecker has a user rating of 3.9 stars based on 92 ratings. This suggests a generally positive but not overwhelmingly enthusiastic user reception.

### Can EarAgeChecker diagnose hearing loss?

No, EarAgeChecker is not a medical device and cannot diagnose hearing loss. It is intended for entertainment and general awareness of high-frequency sound perception.

## Version history (last 4 releases)

### 1.3 — 2018-07-05

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

- Support for iPhoneX
- Support for iOS11
- Changed the design

### 1.2 — 2014-03-22

Bug fixed.
Easy to see the display of the segment.

### 1.1 — 2014-03-14

Supported iOS7.

### 1.0 — 2011-08-02

No release notes.

## Apps similar to EarAgeChecker

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [EarTest by Eartone](https://appshunter.io/ios/app/eartest-by-eartone/id551064156) | 3.0 (2) | Free | Medical |
| [Anti Mosquito Repeller](https://appshunter.io/ios/app/anti-mosquito-repeller/id1179136430) | 4.4 (478) | Free | Medical |

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All apps by koikoi.biz: https://appshunter.io/developer/444917150

## Related topics

[hearing test and ear age test](https://appshunter.io/ios/topics/hearing-test-and-ear-age-test) · [earworms](https://appshunter.io/ios/topics/earworms) · [mosquito sounds](https://appshunter.io/ios/topics/mosquito-sounds) · [mosquito sound](https://appshunter.io/ios/topics/mosquito-sound)

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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 2026-08-26.*