# Decibel：Sound Meter vs Elecway

The clearest difference is in-app purchases: Elecway at none against Decibel：Sound Meter's 3. Elecway also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Decibel：Sound Meter sells 3 in-app purchases, starting at $3.99 per 7 days. Elecway asks for nothing beyond the download.

Decibel：Sound Meter ships an update every 11 days, Elecway every 2 weeks. The most recent releases landed on October 20, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Decibel：Sound Meter | Elecway |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (6 ratings)](https://appshunter.io/ios/app/decibelsound-meter/id6473146362/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 137 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [ZHHUALIUON INC](https://appshunter.io/developer/1686696259) | [上海艺唯电子有有限公司](https://appshunter.io/developer/1327772529) |

## What reviewers say

### Decibel：Sound Meter

[App page](https://appshunter.io/ios/app/decibelsound-meter/id6473146362)

This application offers real-time decibel measurements with high precision. It provides detailed reports, location data, and the ability to share or export audio measurements. Users can also utilize a real-time decibel camera feature.

**Highlights:** Real-time decibel measurement, High precision, Location data, Decibel camera, Measurement reports, Data sharing, Audio data export

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly membership | $3.99 | per 7 days |
| Monthly membership | $4.99 | per month |
| Annual membership | $14.99 | per year |


### Elecway

[App page](https://appshunter.io/ios/app/elecway/id6774499468)

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

**In-app purchases:** none


## Frequently asked questions

### Is Decibel：Sound Meter free?

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

### Is Elecway free?

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

### Do Decibel：Sound Meter or Elecway have ads?

Decibel：Sound Meter shows ads; Elecway does not.

### Which is updated more often, Decibel：Sound Meter or Elecway?

Decibel：Sound Meter ships an update every 11 days, and Elecway every 2 weeks. Most recently, Decibel：Sound Meter was updated on October 20, 2026 and Elecway on October 17, 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.*