# Sound meter vs DeciMate SPL

The clearest difference is in-app purchases: DeciMate SPL at none against Sound meter's 1. Sound meter's advantage is iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Sound meter sells 1 one-off in-app purchase. DeciMate SPL asks for nothing beyond the download.

## The numbers

| Metric | Sound meter | DeciMate SPL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/sound-meter-spl-and-db-meter/id6751745569/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ashvin Kevadiya](https://appshunter.io/developer/1756324971) | [David Torres](https://appshunter.io/developer/1807322882) |

## What reviewers say

### Sound meter

[App page](https://appshunter.io/ios/app/sound-meter-spl-and-db-meter/id6751745569)

Measure environmental noise levels in real-time using your smartphone's microphone. Track decibel readings, identify potentially harmful sound levels, and monitor noise pollution to create a safer environment.

**Highlights:** Real-time sound measurement, Live graph display, Min, Max, and Average dB values, Measurement time tracking, Easy-to-use interface, Noise level examples

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $8.99 | one-time |


### DeciMate SPL

[App page](https://appshunter.io/ios/app/decimate-spl/id6779787723)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sound meter free?

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

### Is DeciMate SPL free?

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

### Do Sound meter or DeciMate SPL have ads?

Neither Sound meter nor DeciMate SPL 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.*