# NoiseLevel vs Decibel meter

The clearest difference is price: Decibel meter at Free against NoiseLevel's $0.99. Decibel meter also leads on rating (5.0 vs 2.6). NoiseLevel's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support there is nothing between them.

Decibel meter is free to download; NoiseLevel costs $0.99 up front. Decibel meter sells 3 in-app purchases, starting at $1.99 per 7 days. NoiseLevel asks for nothing beyond the download.

Decibel meter holds the better App Store score, 5.0 against 2.6. Both are backed by a comparable volume of ratings — 28 and 8 respectively.

NoiseLevel ships an update fortnightly, Decibel meter every 2 months. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | NoiseLevel | Decibel meter |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [2.6 (28 ratings)](https://appshunter.io/ios/app/noiselevel/id302830630/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/decibel-meter-db-meter-noise/id1673352003/reviews)** |
| Number of ratings | **28** | 8 |
| Positive reviews | 56.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 3 MB | 41 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [KBMSoft ApS](https://appshunter.io/developer/288294299) | [Alexandr Zelensky](https://appshunter.io/developer/1540163645) |

## What reviewers say

### NoiseLevel

[App page](https://appshunter.io/ios/app/noiselevel/id302830630)

Measure ambient sound levels in decibels using your device's microphone. Visualize sound intensity with a dynamic balloon that changes size and color, bursting at high levels. Experiment with different sounds and environments for fun and insight.

**Highlights:** Measures sound in decibels (dB), Visualizes sound with a dynamic balloon, Balloon size and color change with sound level, Balloon bursts at high sound levels, Uses device microphone, Screen orientation flips

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

**In-app purchases:** none


### Decibel meter

[App page](https://appshunter.io/ios/app/decibel-meter-db-meter-noise/id1673352003)

Measure sound levels in your environment with this easy-to-use noise meter. Get accurate decibel readings, view real-time graphs, and track maximum sound levels. Ideal for concerts, restaurants, homes, and workplaces.

**Highlights:** Accurate decibel measurement, Real-time sound level graph, Maximum recorded sound level display, Easy-to-read interface, SPL meter functionality, Noise assessment tool

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| dB Meter Premium | $1.99 | per 7 days |
| dB Meter Premium | $4.99 | per month |
| Special Offer - 50% Discount | $19.99 | per year |


## Frequently asked questions

### Is NoiseLevel free?

NoiseLevel costs $0.99, with no in-app purchases.

### Is Decibel meter free?

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

### Which has better reviews, NoiseLevel or Decibel meter?

Decibel meter is rated higher. NoiseLevel averages 2.6 out of 5 from 28 ratings, while Decibel meter averages 5.0 from 8 ratings.

### Do NoiseLevel or Decibel meter have ads?

Decibel meter shows ads; NoiseLevel does not.

### Which is updated more often, NoiseLevel or Decibel meter?

NoiseLevel ships an update fortnightly, and Decibel meter every 2 months. Most recently, NoiseLevel was updated on October 23, 2026 and Decibel meter on October 22, 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.*