# Decibel Meter vs DWP

The clearest difference is in-app purchases: DWP at none against Decibel Meter's 2. DWP also leads on iOS requirement (13.0 vs 16.0). Decibel Meter's advantage is device support. On price there is nothing between them.

Both are free to download. Decibel Meter sells 2 in-app purchases, starting at $0.99 per month. DWP asks for nothing beyond the download.

## The numbers

| Metric | Decibel Meter | DWP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (222 ratings)](https://appshunter.io/ios/app/decibel-meter-sound-meter/id1373636871/reviews)** | — |
| Number of ratings | **222** | — |
| Positive reviews | 40.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 19 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | **iPhone, iPad, Apple Watch** | — |
| Age rating | 4+ | 4+ |
| Developer | [MYSTIC MOBILE APPS LLC](https://appshunter.io/developer/1481942662) | [Suez Chile](https://appshunter.io/developer/1176263662) |

## What reviewers say

### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-sound-meter/id1373636871)

Transform your smartphone into a precise sound measuring device. This app uses your phone's microphone to display real-time decibel levels with clear descriptions. Analyze sound over time, calibrate for accuracy, and share your findings easily.

**Highlights:** Real-time decibel measurement, Min, average, and max sound levels, Apple Watch integration, Customizable calibration, Data sharing (CSV, screenshots), Historical data tracking, Cloud data storage

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Sound Meter+ | $0.99 | per month |
| Annual Sound Meter+ | $5.99 | per year |


### DWP

[App page](https://appshunter.io/ios/app/dwp-tm/id1659858657)

**In-app purchases:** none


## Frequently asked questions

### Is Decibel Meter free?

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

### Is DWP free?

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

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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.*