# Decibel Shield vs Decibel Meter · Sound Level

The clearest difference is review sentiment: Decibel Shield at 77% against Decibel Meter · Sound Level's 0%. Decibel Shield also leads on update cadence (daily vs every 3 weeks) and rating (4.7 vs 4.4). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Decibel Shield sells 4 in-app purchases, starting at $1.99 per 7 days and Decibel Meter · Sound Level sells 3 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Decibel Shield holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Decibel Shield has 644 ratings behind it against 39, so its average is the more settled of the two. Written reviews point the same way: 77% of Decibel Shield's written reviews are positive against 0% of Decibel Meter · Sound Level's.

Decibel Shield ships an update daily, Decibel Meter · Sound Level every 3 weeks. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Decibel Shield | Decibel Meter · Sound Level |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (644 ratings)](https://appshunter.io/ios/app/decibel-shield-db-meter/id6461600902/reviews)** | [4.4 (39 ratings)](https://appshunter.io/ios/app/decibel-meter-sound-level/id6797502695/reviews) |
| Number of ratings | **644** | 39 |
| Positive reviews | **76.9% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 43 MB | 52 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [APPSTACK LLC](https://appshunter.io/developer/1454414263) | [Desidari Holding Ltd.](https://appshunter.io/developer/1576843270) |

## What reviewers say

### Decibel Shield

[App page](https://appshunter.io/ios/app/decibel-shield-db-meter/id6461600902)

Measure and track sound levels in real-time with this user-friendly decibel meter. Log historical data, integrate with Apple Health, and gain insights into your sound environment. Includes a white noise generator for focused listening.

**Highlights:** Real-time decibel monitoring, Historical data tracking, Apple Health integration, White noise generator, iCloud sync, Location tagging, Background processing

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $1.99 | per 7 days |
| Premium Monthly | $4.99 | per month |
| Annual Membership | $44.99 | per year |
| Premium Yearly | $49.99 | per year |


### Decibel Meter · Sound Level

[App page](https://appshunter.io/ios/app/decibel-meter-sound-level/id6797502695)

This tool transforms your phone into a sound level meter, displaying real-time decibel readings. It tracks current, minimum, average, and maximum levels, with options to set custom noise thresholds and save measurement history. Export your data for further analysis.

**Highlights:** Real-time sound level meter, Current, min, avg, max dB tracking, Custom noise threshold alerts, Measurement history and analysis, Exportable results, Real-time noise graph

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decibel Meter Weekly | $7.99 | per 7 days |
| Decibel Meter Annual | $24.99 | per year |
| Decibel Meter Yearly | $49.99 | per year |


## Frequently asked questions

### Is Decibel Shield free?

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

### Is Decibel Meter · Sound Level free?

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

### Which has better reviews, Decibel Shield or Decibel Meter · Sound Level?

Decibel Shield is rated higher. Decibel Shield averages 4.7 out of 5 from 644 ratings, while Decibel Meter · Sound Level averages 4.4 from 39 ratings.

### Do Decibel Shield or Decibel Meter · Sound Level have ads?

Neither Decibel Shield nor Decibel Meter · Sound Level shows ads.

### Which is updated more often, Decibel Shield or Decibel Meter · Sound Level?

Decibel Shield ships an update daily, and Decibel Meter · Sound Level every 3 weeks. Most recently, Decibel Shield was updated on November 3, 2026 and Decibel Meter · Sound Level on November 10, 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.*