# dB Sound Meter vs Decibel Meter A+

The clearest difference is review sentiment: Decibel Meter A+ at 89% against dB Sound Meter's 18%. Decibel Meter A+ also leads on update cadence (every 6 weeks vs every 4 months). dB Sound Meter's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Decibel Meter A+ sells 3 one-off in-app purchases. dB Sound Meter asks for nothing beyond the download.

dB Sound Meter ships an update every 4 months, Decibel Meter A+ every 6 weeks. The most recent releases landed on September 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | dB Sound Meter | Decibel Meter A+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/db-sound-meter/id629501834/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 18.2% of reviews | **89.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 33 MB | 5 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ItCarst](https://appshunter.io/developer/629501837) | [BO YOUNG PARK](https://appshunter.io/developer/1291813217) |

## 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


### Decibel Meter A+

[App page](https://appshunter.io/ios/app/decibel-meter-a-plus/id6450104699)

This app measures and analyzes environmental noise in real time, providing accurate dB levels and statistical data. It features a simple interface for detecting subtle noises, with recording and sharing capabilities to manage noise data effectively and promote a safer environment.

**Highlights:** Real-time dB level monitoring, Environmental noise analysis, Noise measurement recording, Data sharing capabilities, Intuitive user interface, Statistical data generation

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Coffee for App Developers | $1.99 | one-time |
| Coffee + Cake for App Devs | $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 Decibel Meter A+ free?

Decibel Meter A+ is free to download, with in-app purchases available.

### Do dB Sound Meter or Decibel Meter A+ have ads?

Decibel Meter A+ shows ads; dB Sound Meter does not.

### Which is updated more often, dB Sound Meter or Decibel Meter A+?

dB Sound Meter ships an update every 4 months, and Decibel Meter A+ every 6 weeks. Most recently, dB Sound Meter was updated on September 17, 2026 and Decibel Meter A+ on October 24, 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.*