# Decibel Meter | Sound Level vs SpecWave

The clearest difference is ads: SpecWave at none against Decibel Meter | Sound Level's shown. SpecWave also leads on update cadence (every 6 days vs every 3 weeks). Decibel Meter | Sound Level's advantage is iOS requirement (15.1 vs 26.0). 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.

Decibel Meter | Sound Level ships an update every 3 weeks, SpecWave every 6 days. Both last shipped on October 21, 2026.

## The numbers

| Metric | Decibel Meter | Sound Level | SpecWave |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Size | 39 MB | 8 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Seonggon Sim](https://appshunter.io/developer/1565259950) | [晓玮 郭](https://appshunter.io/developer/1896738896) |

## What reviewers say

### Decibel Meter | Sound Level

[App page](https://appshunter.io/ios/app/decibel-meter-sound-level/id6763893170)

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

**In-app purchases:** none


### SpecWave

[App page](https://appshunter.io/ios/app/specwave/id6808551669)

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

**In-app purchases:** none


## Frequently asked questions

### Is Decibel Meter | Sound Level free?

Decibel Meter | Sound Level is free to download, with no in-app purchases.

### Is SpecWave free?

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

### Do Decibel Meter | Sound Level or SpecWave have ads?

Decibel Meter | Sound Level shows ads; SpecWave does not.

### Which is updated more often, Decibel Meter | Sound Level or SpecWave?

Decibel Meter | Sound Level ships an update every 3 weeks, and SpecWave every 6 days. Most recently, Decibel Meter | Sound Level was updated on October 21, 2026 and SpecWave on October 21, 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.*