# OpeNoise vs Audio Analyst

The clearest difference is rating: Audio Analyst at 5.0 against OpeNoise's 4.0. Audio Analyst also leads on update cadence (weekly vs every 7 months). OpeNoise's advantage is in-app purchases (none vs 4) and ratings volume (4 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Audio Analyst sells 4 in-app purchases, starting at $0.99 per month. OpeNoise asks for nothing beyond the download.

Audio Analyst holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

OpeNoise ships an update every 7 months, Audio Analyst weekly. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | OpeNoise | Audio Analyst |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/openoise/id1387499991/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/audio-analyst/id6478918400/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 12 MB | 41 MB |
| Requires iOS | 15.0 | 15 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Agenzia Regionale per la Protezione Ambientale del Piemonte](https://appshunter.io/developer/1317255035) | [嘉欣 胡](https://appshunter.io/developer/1640395440) |

## What reviewers say

### OpeNoise

[App page](https://appshunter.io/ios/app/openoise/id1387499991)

This application measures real-time sound pressure levels, displaying minimum and maximum values. It offers advanced analysis like third octave and FFT, with options to save data, calibrate, and share measurements with a community. Note: it is not intended for professional use.

**Highlights:** Real-time A-weighted sound pressure level measurement, Minimum and maximum level tracking, Third octave and FFT analysis, Data saving in text file, Calibration functionality, Measurements displayed on a map, Community sharing of calibration and measurements

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

**In-app purchases:** none


### Audio Analyst

[App page](https://appshunter.io/ios/app/audio-analyst/id6478918400)

This professional audio analysis software offers a comprehensive suite of measurement tools. It supports spectrum analysis, phase spectrum, audio oscilloscope, and spectrograms, along with recording, playback, and peak measurement functionalities.

**Highlights:** Spectrum analysis, Audio oscilloscope, Spectrogram visualization, Audio recording and playback, Peak measurement, Customizable frequency ranges

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscriptions | $0.99 | per month |
| Quarterly Subscriptions | $1.99 | per 3 months |
| Annual Subscription | $4.99 | per year |
| Permanently Activated Version | $9.99 | one-time |


## Frequently asked questions

### Is OpeNoise free?

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

### Is Audio Analyst free?

Audio Analyst is free to download, with in-app purchases available.

### Which has better reviews, OpeNoise or Audio Analyst?

Audio Analyst is rated higher. OpeNoise averages 4.0 out of 5 from 4 ratings, while Audio Analyst averages 5.0 from 1 ratings.

### Do OpeNoise or Audio Analyst have ads?

Neither OpeNoise nor Audio Analyst shows ads.

### Which is updated more often, OpeNoise or Audio Analyst?

OpeNoise ships an update every 7 months, and Audio Analyst weekly. Most recently, OpeNoise was updated on October 13, 2026 and Audio Analyst on October 4, 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.*