# Decibel N - New dB Noise Meter — Sound volume level analyzer

> Mobile decibel meter for measuring environmental noise levels accurately. (iPhone/iPad app by 泽辉 王.)

- Source: https://appshunter.io/ios/app/decibel-n-new-db-noise-meter/id1408501605 (this page in markdown: same URL + `.md`)
- Developer: [泽辉 王](https://appshunter.io/developer/892030257)
- Category: Lifestyle, Utilities
- Price: Free with in-app purchases
- Rating: 2.60/5 from 8 App Store ratings · 9 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.0 · 11 MB
- Languages: American English, Chinese (Simplified, China), Chinese (Traditional, Taiwan)
- Released: 2018-07-27
- Data updated: 2026-06-01
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/decibel-n-new-db-noise-meter/id1408501605/reviews.md

## What is Decibel N?

Mini size, Mobile Decibel Meter!
Latest Design, accurate and fast, measure the level of environmental noise db, anytime, anywhere.
Professional gradient algorithm, Bezier curve, clearly show noise data.
History records, automatic archive, backtracking at any time.
You're Worth It!

## Key features

- Mini size mobile decibel meter
- Accurate and fast noise measurement
- Professional gradient algorithm
- Bezier curve for clear data visualization
- History records with automatic archiving
- Measure noise anytime, anywhere

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Permanently Remove ads | $1.99 | one-time |


## Recent user reviews (9 of 9)

All indexed reviews: https://appshunter.io/ios/app/decibel-n-new-db-noise-meter/id1408501605/reviews.md

### 1/5 — 爛

*2024-10-10, version 1.1.0*

爛爛爛，爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛超級爛

### 4/5 — 挺好的

*2024-10-05, version 1.1.0*

挺好的

### 3/5 — Good

*2022-10-22, version 1.0*

Good

### 1/5 — 已付費，但還是一直要求要付費才除廣告？

*2021-11-06, version 1.0*

已付費，但還是一直出現要求付費，才除去廣告！

### 1/5 — 很不準

*2020-10-22, version 1.0*

爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛爛

### 1/5 — Poor app

*2020-01-13*

Not sure why this app does not record a history of all recordings. I am only able to access one recording. Would be useful to have access to many recordings to compare history over a period of time

### 1/5 — 已經購買去除廣告了為何還是一直跳出去除廣告

*2019-06-29, version 1.0*

已經購買去除廣告了為何還是一直跳出去除廣告

### 2/5 — Drgdr

*2019-04-24, version 1.0*

Cyffy

### 5/5 — sa

*2018-08-21*

nice👍

## Frequently asked questions about Decibel N

### What is Decibel N used for?

Decibel N is a mobile application designed to measure and analyze the level of environmental noise in decibels (dB). It provides clear data visualization and historical records of noise measurements.

### How accurate is Decibel N?

The app claims to be accurate and fast, utilizing a professional gradient algorithm and Bezier curve for data representation. However, user reviews indicate a low average rating of 2.6 stars from 8 ratings, suggesting potential concerns about accuracy or user experience.

### Does Decibel N have ads?

Yes, Decibel N contains advertisements. This is indicated by the 'hasAds' flag being true in the application data.

### What devices is Decibel N compatible with?

Decibel N is compatible with iPhones, iPads, and iPods. It is available for devices running iOS.

### How often is Decibel N updated?

The latest version of Decibel N is 1.1.0, which was last updated on February 26, 2024. Updates are released periodically to improve functionality and address issues.

### What is the age rating for Decibel N?

Decibel N has an age rating of 4+, making it suitable for a wide range of users. This rating is based on general content appropriateness.

### Can I save my noise measurements with Decibel N?

Yes, Decibel N offers history records that are automatically archived. This allows you to backtrack and review your noise measurements at any time.

### Is Decibel N free to download?

Decibel N is free to download and use. It also offers in-app purchases, suggesting that some features or content may be unlocked through payment.

## Version history (last 2 releases)

### 1.1.0 — 2024-02-26

Optimized sound testing algorithm and fixed bugs

### 1.0 — 2018-07-27

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

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| --- | --- | --- | --- |
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All apps by 泽辉 王: https://appshunter.io/developer/892030257

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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 2026-06-01.*