# Decibel Meter vs dB Noise Meter

The clearest difference is rating: Decibel Meter at 4.6 against dB Noise Meter's 3.8. Decibel Meter also leads on review sentiment (57% vs 15%) and ratings volume (719 vs 122). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Decibel Meter sells 4 in-app purchases, starting at $1.99 per 7 days and dB Noise Meter sells 5 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Decibel Meter holds the better App Store score, 4.6 against 3.8. That said, the two scores are not equally well evidenced: Decibel Meter has 719 ratings behind it against 122, so its average is the more settled of the two. Written reviews point the same way: 57% of Decibel Meter's written reviews are positive against 15% of dB Noise Meter's.

Decibel Meter ships an update every 6 weeks, dB Noise Meter every 2 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Decibel Meter | dB Noise Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (719 ratings)](https://appshunter.io/ios/app/decibel-meter-db/id1521325229/reviews)** | [3.8 (122 ratings)](https://appshunter.io/ios/app/db-noise-meter/id1590850487/reviews) |
| Number of ratings | **719** | 122 |
| Positive reviews | **56.7% of reviews** | 15.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 36 MB | 49 MB |
| Requires iOS | **16.1** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Devnex](https://appshunter.io/developer/1486636842) | [Petr Polasek](https://appshunter.io/developer/1613323784) |

## What reviewers say

### Decibel Meter

[App page](https://appshunter.io/ios/app/decibel-meter-db/id1521325229)

Easily measure sound levels with this accurate and intuitive tool. It displays current, maximum, and average decibel values, along with a graphical overview for quick comprehension. This utility is completely free to use.

**Highlights:** Simple and easy to use, Quick and accurate dB measuring, All-in-one meter, Maximum, current, and average values, Gauge meter display, Values displayed in graph

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $1.99 | per 7 days |
| Monthly Subscription | $2.99 | per month |
| Weekly Subscription | $3.99 | per 7 days |
| Half-Yearly Subscription | $9.49 | per 6 months |

**What reviewers like**

- 🚀 Fast and reliable
- 👍 Easy to use
- 🔍 Accurate readings
- 📏 Good for monitoring sound levels
- 🔊 Useful for music/audio enthusiasts

**What reviewers complain about**

- 🐛 Crashes/freezes on some devices
- 💰 Misleading about free features
- 📢 Excessive ads/prompts to buy premium
- 🤔 Inconsistent readings compared to other apps

**Reported bugs**

- Unable to close the app or cancel Google requests
- Recordings not saving despite claims of free saving

**Requested features**

- Add ability to save/export recordings
- Provide more customization options (weighting, etc.)
- Improve stability and reduce crashes


### dB Noise Meter

[App page](https://appshunter.io/ios/app/db-noise-meter/id1590850487)

Measure ambient noise levels in decibels (dB) using your phone's microphone. Track real-time noise, identify loud appliances, and monitor your exposure to potentially harmful sound levels.

**Highlights:** Real-time decibel measurement, Noise level tracking, Appliance noise testing, Save noise measurements, Display min/max/avg dB

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 week | $6.99 | per 7 days |
| Premium 1 Month | $9.99 | per month |
| Premium 3 Months | $17.99 | per 3 months |
| Premium 6 Months | $19.99 | per 6 months |
| Premium 1 Year | $29.99 | per year |


## Frequently asked questions

### Is Decibel Meter free?

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

### Is dB Noise Meter free?

dB Noise Meter is free to download, with in-app purchases available.

### Which has better reviews, Decibel Meter or dB Noise Meter?

Decibel Meter is rated higher. Decibel Meter averages 4.6 out of 5 from 719 ratings, while dB Noise Meter averages 3.8 from 122 ratings.

### Do Decibel Meter or dB Noise Meter have ads?

Both Decibel Meter and dB Noise Meter show ads.

### Which is updated more often, Decibel Meter or dB Noise Meter?

Decibel Meter ships an update every 6 weeks, and dB Noise Meter every 2 months. Most recently, Decibel Meter was updated on October 24, 2026 and dB Noise Meter on October 23, 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.*