# dBMeter vs SEM e

The clearest difference is ads: SEM e at none against dBMeter's shown. dBMeter's advantage is iOS requirement (12.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | dBMeter | SEM e |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (7 ratings)](https://appshunter.io/ios/app/dbmeter-decibelmeter/id1466056567/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Monetization | Ad-supported | — |
| Size | 19 MB | 41 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ramon Palacios Saez](https://appshunter.io/developer/1177436233) | [Caterpillar (Qingzhou) Ltd.](https://appshunter.io/developer/1576318234) |

## 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


### SEM e

[App page](https://appshunter.io/ios/app/sem-e-service-for-customer/id6756639113)

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

**In-app purchases:** none


## Frequently asked questions

### Is dBMeter free?

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

### Is SEM e free?

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

### Do dBMeter or SEM e have ads?

dBMeter shows ads; SEM e does not.

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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.*