# dB Meter & Spectrum Analyzer vs SmarterNoise Pro

The clearest difference is price: SmarterNoise Pro at Free against dB Meter & Spectrum Analyzer's $29.99. SmarterNoise Pro also leads on update cadence (monthly vs every 4 months). dB Meter & Spectrum Analyzer's advantage is review sentiment (66% vs 29%) and rating (4.7 vs 4.4). On ads, in-app purchases, monetization model and iOS requirement there is nothing between them.

SmarterNoise Pro is free to download; dB Meter & Spectrum Analyzer costs $29.99 up front. dB Meter & Spectrum Analyzer sells 1 one-off in-app purchase and SmarterNoise Pro sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

dB Meter & Spectrum Analyzer holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: dB Meter & Spectrum Analyzer has 865 ratings behind it against 31, so its average is the more settled of the two. Written reviews point the same way: 66% of dB Meter & Spectrum Analyzer's written reviews are positive against 29% of SmarterNoise Pro's.

dB Meter & Spectrum Analyzer ships an update every 4 months, SmarterNoise Pro monthly. The most recent releases landed on September 24, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | dB Meter & Spectrum Analyzer | SmarterNoise Pro |
| --- | --- | --- |
| Price | $29.99 | **Free** |
| Rating | **[4.7 (865 ratings)](https://appshunter.io/ios/app/db-meter-and-spectrum-analyzer/id733773616/reviews)** | [4.4 (31 ratings)](https://appshunter.io/ios/app/smarternoise-pro/id1466745030/reviews) |
| Number of ratings | **865** | 31 |
| Positive reviews | **65.8% of reviews** | 28.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 88 MB | 24 MB |
| Requires iOS | **11.3** | 12.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Vlad Polyanskiy](https://appshunter.io/developer/438646985) | [Johan Rogard](https://appshunter.io/developer/1384299041) |

## What reviewers say

### dB Meter & Spectrum Analyzer

[App page](https://appshunter.io/ios/app/db-meter-and-spectrum-analyzer/id733773616)

Measure ambient noise levels with professional-quality accuracy. This app offers a spectrum analyzer, hearing test, and the ability to save and share measurements with location data. It's a powerful, cost-effective tool for personal sound monitoring.

**Highlights:** Professional-quality sound level measurement, Integrated spectrum analyzer, Noise dosimeter (NIOSH/OSHA), Photo & video with noise overlay, Hearing test, Save and export measurements (CSV/Audio), Health App integration

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spectrum Analyzer Pro | $14.99 | one-time |

**What reviewers like**

- 🚀 Excellent
- 👍 Simple, precise and excellent
- 👍 Great app!!!!
- 👍 Well around app for monitoring noise
- 👍 Nice proof

**What reviewers complain about**

- 🐛 Crash with iOS 26
- 🐛 Paid for and it stopped working
- 🐛 App failed to open on iPad Pro 11
- 🐛 Will not run
- 🐛 Ok for DB but not for actually recording sound

**Reported bugs**

- Crash with iOS 26
- App failed to open on iPad Pro 11
- Will not run
- Video is recorded without sound
- Failing to restore purchase

**Requested features**

- Dark mode option
- Advanced analytics dashboard
- Ability to export recorded audio clips
- Frequency display on RTA bar


### SmarterNoise Pro

[App page](https://appshunter.io/ios/app/smarternoise-pro/id1466745030)

This advanced sound level meter app offers detailed audio analysis with features like frequency spectrum display and data export. It allows for precise sound measurements in both video and audio recording modes, with options for A-, C-, or no weighting.

**Highlights:** Sound level measurement in video/audio modes, Frequency spectrum display, Export measurement data (CSV), Sound level activated audio recording, Calibration tool, Full HD video recording (paid)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Camera upgrade | $0.99 | one-time |
| Frequency spectrum indicator | $1.99 | one-time |
| Video and audio recording | $1.99 | one-time |
| Spectrogram display | $1.99 | one-time |


## Frequently asked questions

### Is dB Meter & Spectrum Analyzer free?

dB Meter & Spectrum Analyzer costs $29.99, and also offers in-app purchases.

### Is SmarterNoise Pro free?

SmarterNoise Pro is free to download, with in-app purchases available.

### Which has better reviews, dB Meter & Spectrum Analyzer or SmarterNoise Pro?

dB Meter & Spectrum Analyzer is rated higher. dB Meter & Spectrum Analyzer averages 4.7 out of 5 from 865 ratings, while SmarterNoise Pro averages 4.4 from 31 ratings.

### Do dB Meter & Spectrum Analyzer or SmarterNoise Pro have ads?

Neither dB Meter & Spectrum Analyzer nor SmarterNoise Pro shows ads.

### Which is updated more often, dB Meter & Spectrum Analyzer or SmarterNoise Pro?

dB Meter & Spectrum Analyzer ships an update every 4 months, and SmarterNoise Pro monthly. Most recently, dB Meter & Spectrum Analyzer was updated on September 24, 2026 and SmarterNoise Pro on September 7, 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.*