# dB Sound Meter vs Simple Noise Meter

The clearest difference is rating: Simple Noise Meter at 4.0 against dB Sound Meter's 2.0. Simple Noise Meter also leads on review sentiment (57% vs 18%). dB Sound Meter's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. Simple Noise Meter sells 2 one-off in-app purchases. dB Sound Meter asks for nothing beyond the download.

Simple Noise Meter holds the better App Store score, 4.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 18% of dB Sound Meter's written reviews are positive against 57% of Simple Noise Meter's.

dB Sound Meter ships an update every 4 months, Simple Noise Meter every 2 months. The most recent releases landed on September 17, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | dB Sound Meter | Simple Noise Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/db-sound-meter/id629501834/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/simple-noise-meter/id1630705039/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 18.2% of reviews | **57.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 33 MB | 42 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ItCarst](https://appshunter.io/developer/629501837) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## What reviewers say

### dB Sound Meter

[App page](https://appshunter.io/ios/app/db-sound-meter/id629501834)

Measure sound volume with your device's microphone. Offers a simple interface with visual graphics, playback, and detailed analysis of recorded sounds. Includes explanations for decibel levels.

**Highlights:** Measure sound volume, Simple user interface, FFT viewer and frequency meter, Playback recorded sound, Detailed data analysis, Explainable decibel quotes, 0 to 120 dB+ range

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Noise Meter

[App page](https://appshunter.io/ios/app/simple-noise-meter/id1630705039)

Measure ambient sound levels in decibels with this straightforward utility. It provides a simple interface to start, stop, and reset noise measurements, offering a supplementary tool for understanding your environment's acoustics.

**Highlights:** Real-time decibel measurement, Start, stop, and reset functions, Calibration for accuracy, Supplementary measurement tool, Easy-to-use interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Developer | $0.99 | one-time |
| Remove ads | $3.99 | one-time |


## Frequently asked questions

### Is dB Sound Meter free?

dB Sound Meter is free to download, with no in-app purchases.

### Is Simple Noise Meter free?

Simple Noise Meter is free to download, with in-app purchases available.

### Which has better reviews, dB Sound Meter or Simple Noise Meter?

Simple Noise Meter is rated higher. dB Sound Meter averages 2.0 out of 5 from 1 ratings, while Simple Noise Meter averages 4.0 from 1 ratings.

### Do dB Sound Meter or Simple Noise Meter have ads?

Simple Noise Meter shows ads; dB Sound Meter does not.

### Which is updated more often, dB Sound Meter or Simple Noise Meter?

dB Sound Meter ships an update every 4 months, and Simple Noise Meter every 2 months. Most recently, dB Sound Meter was updated on September 17, 2026 and Simple Noise Meter on October 7, 2026.

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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.*