# Decibel meter test vs Penguin Power

The clearest difference is in-app purchases: Penguin Power at none against Decibel meter test's 1. Decibel meter test's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Decibel meter test sells 1 in-app purchase, starting at $6.99 per 7 days. Penguin Power asks for nothing beyond the download.

## The numbers

| Metric | Decibel meter test | Penguin Power |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/decibel-meter-test/id6742873854/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Monetization | Freemium | — |
| Size | 37 MB | 1 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [玉珍 李](https://appshunter.io/developer/1547803211) | [Taco Frans Jelgersma](https://appshunter.io/developer/6773001404) |

## What reviewers say

### Decibel meter test

[App page](https://appshunter.io/ios/app/decibel-meter-test/id6742873854)

This tool measures environmental noise levels in real-time, records test history, and helps manage noisy surroundings. It offers precise decibel readings and scene capture for analysis.

**Highlights:** Real-time decibel testing, Surrounding noise detection, Scene capture with noise levels, Automatic test record saving, Historical measurement analysis, Simple and easy to use

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One week membership | $6.99 | per 7 days |


### Penguin Power

[App page](https://appshunter.io/ios/app/penguin-power/id6773001402)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Decibel meter test free?

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

### Is Penguin Power free?

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

### Do Decibel meter test or Penguin Power have ads?

Neither Decibel meter test nor Penguin Power shows ads.

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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.*