# dBMeter vs Decibel

The clearest difference is review sentiment: dBMeter at 67% against Decibel's 0%. dBMeter also leads on in-app purchases (none vs 4) and iOS requirement (12.0 vs 16.0). Decibel's advantage is rating (4.6 vs 3.6) and update cadence (monthly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Decibel sells 4 in-app purchases, starting at $2.49 per month. dBMeter asks for nothing beyond the download.

Decibel holds the better App Store score, 4.6 against 3.6. Both are backed by a comparable volume of ratings — 8 and 37 respectively. Written reviews complicate that: 67% of dBMeter's written reviews are positive against 0% of Decibel's, so the app with the better star average is not the one people write more warmly about.

dBMeter ships an update every 3 months, Decibel monthly. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | dBMeter | Decibel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (8 ratings)](https://appshunter.io/ios/app/dbmeter-decibelmeter/id1466056567/reviews) | **[4.6 (37 ratings)](https://appshunter.io/ios/app/decibel-db-sound-level-meter/id6443760208/reviews)** |
| Number of ratings | 8 | **37** |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 19 MB | 19 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ramon Palacios Saez](https://appshunter.io/developer/1177436233) | [Kemal Bakacak](https://appshunter.io/developer/1475963902) |

## What reviewers say

### dBMeter

[App page](https://appshunter.io/ios/app/dbmeter-decibelmeter/id1466056567)

This application precisely measures sound intensity in real time using your device's microphone. It displays minimum, maximum, and average decibel levels, offers a noise-time graph, and allows for microphone calibration. The tool is ideal for monitoring ambient noise in various environments and exporting data for analysis.

**Highlights:** Real-time decibel measurement, Min, max, and average values, Noise-time graph, Microphone calibration, Background operation, CSV data export, Timer option

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

**In-app purchases:** none


### Decibel

[App page](https://appshunter.io/ios/app/decibel-db-sound-level-meter/id6443760208)

Transform your device into a professional sound level meter to detect harmful noises and protect your hearing. It also allows you to test and track your stereo and hearing performance with detailed history management. The app offers accurate measurements and a quick hearing test.

**Highlights:** Professional sound level meter, Hearing performance testing, Stereo and bass sound testing, High frequency sound generation, Accurate measurements, History data management, Dark mode support

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly - Noise Dosimeter | $2.49 | per month |
| Yearly - SPL & Decibel Meter | $9.99 | per year |
| Yearly Trial - Water Eject | $9.99 | per year |
| Lifetime - Hz Tone Generator | $15.99 | one-time |


## Frequently asked questions

### Is dBMeter free?

dBMeter is free to download, with no in-app purchases.

### Is Decibel free?

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

### Which has better reviews, dBMeter or Decibel?

Decibel is rated higher. dBMeter averages 3.6 out of 5 from 8 ratings, while Decibel averages 4.6 from 37 ratings.

### Do dBMeter or Decibel have ads?

Both dBMeter and Decibel show ads.

### Which is updated more often, dBMeter or Decibel?

dBMeter ships an update every 3 months, and Decibel monthly. Most recently, dBMeter was updated on November 3, 2026 and Decibel on November 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.*