# Sound Meter (SPL meter) — Noise & decibel meter, SPL

> Measures environmental noise levels in decibels using the device microphone. (iPhone/iPad app by 庆鸿 林.)

- Source: https://appshunter.io/ios/app/sound-meter-spl-meter/id1558634102 (this page in markdown: same URL + `.md`)
- Developer: [庆鸿 林](https://appshunter.io/developer/1558629938)
- Category: Utilities, Lifestyle
- Price: $0.99 with in-app purchases
- Age rating: 4+
- Requires: iOS 13.0 · 25 MB
- Languages: Hindi, German (Germany), Japanese, French (France), Chinese (Simplified, China), Chinese (Traditional, Hong Kong SAR China), American English, European Portuguese, European Spanish, Korean
- Released: 2021-03-20
- Data updated: 2026-08-15
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/sound-meter-spl-meter/id1558634102/reviews.md

## What is Sound Meter (SPL meter)?

Sound Meter is also known as Sound Pressure Level meter (SPL meter) , noise level meter, decibel meter(dB meter), sound level meter or soundmeter. You can experience tidy graphic design with high frame by this smart sound meter app.

The noise level meter or sound pressure level Meter(SPL meter) use the smartphone or tablet microphone to measure environmental noise in decibels(dB). The decibel(dB) value of this noise level meter or soundmeter might be vary compare with an actual Sound Meter(dB Meter).

Features:
- Indicates decibel by gauge
- Display the current noise reference
- Display min/avg/max decibel values
- Display decibel by graph line
- Display Elapsed time of decibel
- Can calibrate the decibel for each devices

NOTE:
Microphones in most devices are aligned to human voice and the maximum values are limited by the hardware. Very loud sounds (~90 dB and more) may not be recognized. So please use it as just an auxiliary tools. If you need more accurate dB values, we recommend a actual sound level meter for that.

## Key features

- Measures noise in decibels (dB)
- Displays decibel readings on a gauge
- Shows current, min, avg, and max dB values
- Graphs decibel levels over time
- Tracks elapsed time of measurements
- Allows device-specific decibel calibration

## Pricing and in-app purchases

Base price: $0.99.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Premium Access | $0.99 | one-time |


## Recent user reviews (7 of 7)

All indexed reviews: https://appshunter.io/ios/app/sound-meter-spl-meter/id1558634102/reviews.md

### 5/5 — 限免下载

*2026-05-07*

很好的App，希望越做越好

### 1/5 — 광고가 광기임;;

*2025-07-06*

광고가 걍 쏟아짐 측정하는데 중간에 광고나와서 친구들이랑 데시벨 게임할때 겁나 불편함;; 그냥 이럴거면 광고만 넣는게 더 나을듯..;; 개발자 리뷰 답변도 안하고 업뎃안한 앱임;; 지금 지울까 말까 고민중 ;;
아니 이거 깔지 마셈;;😡🤬😡😡

### 1/5 — Doesn’t work

*2025-07-05*

It never gets over 76dB even in sustained painfully loud environments so seems to be just a toy

### 1/5 — To many ads!! Delete.

*2024-11-24*

Delete

### 1/5 — 😡😡😡😡

*2024-10-28, version 1.0.1*

按了之後就跳開了

### 1/5 — 蠻爛的

*2023-09-27, version 1.0.1*

最高只能測到75.6…..

### 5/5 — Accurate

*2023-03-29*

I have used to side-by-side with a professional grade SPL meter, and it is right on the money highly recommended

## Frequently asked questions about Sound Meter (SPL meter)

### What is Sound Meter used for?

Sound Meter is used to measure environmental noise levels in decibels (dB) using your smartphone's microphone. It displays these readings graphically and tracks historical data like minimum, average, and maximum values.

### How accurate is Sound Meter?

The decibel values may vary compared to an actual Sound Meter due to hardware limitations in most device microphones, which are often optimized for human voice. Very loud sounds above 90 dB may not be recognized accurately.

### Can Sound Meter be calibrated?

Yes, Sound Meter allows for calibration of decibel readings for each specific device. This helps to improve the accuracy of measurements based on your device's microphone.

### Does Sound Meter have ads?

Yes, Sound Meter contains advertisements. It is a free application supported by ads.

### What devices is Sound Meter available on?

Sound Meter is available on iPhone, iPad, and iPod. It is designed to work across these iOS devices.

### When was Sound Meter last updated?

The latest version of Sound Meter was released on March 4, 2026, with version number 1.0.6. This indicates recent development and potential for ongoing improvements.

### What is the age rating for Sound Meter?

Sound Meter has an age rating of 4+. This means it is considered suitable for children aged 4 and above, with no mature content.

### Is Sound Meter a paid app?

No, Sound Meter is a free application. It is supported by advertisements, as indicated by its monetization model.

## Version history (last 5 releases)

### 1.1.0 — 2026-06-05

1. Faster launch so you can start measuring sound sooner
2. Smoother microphone permission experience

### 1.0.9 — 2026-04-22

1. Fixed inconsistent top bar color on some pages in light mode
2. Unified top bar appearance across light and dark themes
3. Improved overall stability

### 1.0.8 — 2026-04-13

1. Reorganized toolbar menu for a cleaner interface
2. Added quick access to privacy policy
3. Improved overall stability

### 1.0.7 — 2026-04-09

1. Improved launch experience and visual consistency.
2. Enhanced overall performance and responsiveness.
3. Refined interface details and updated translations.

### 1.0.6 — 2026-03-04

1. Improved app launch icon display for clearer presentation on different devices.
2. Tuned sound level chart and gauge refresh behavior for smoother visuals and more accurate peak indication.
3. Enhanced overall app performance and stability.

## Apps similar to Sound Meter (SPL meter)

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Decibel X:dB Sound Level Meter](https://appshunter.io/ios/app/decibel-xdb-sound-level-meter/id448155923) | 4.6 (160,618) | Free | Utilities |
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| [Decibel Metre (Sound Meter)](https://appshunter.io/ios/app/decibel-metre-sound-meter/id1590659820) | 4.5 (577) | Free | Utilities |
| [Decibel Meter - Sound Analyzer](https://appshunter.io/ios/app/decibel-meter-sound-analyzer/id1579747105) | 3.5 (54) | Free | Utilities |

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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 2026-08-15.*