# SmarterNoise Pro vs EyeSound Vocal

The clearest difference is in-app purchases: EyeSound Vocal at none against SmarterNoise Pro's 4. SmarterNoise Pro's advantage is iOS requirement (12.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SmarterNoise Pro sells 4 one-off in-app purchases. EyeSound Vocal asks for nothing beyond the download.

SmarterNoise Pro ships an update monthly, EyeSound Vocal every 3 weeks. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SmarterNoise Pro | EyeSound Vocal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (33 ratings)](https://appshunter.io/ios/app/smarternoise-pro/id1466745030/reviews)** | — |
| Number of ratings | **33** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Johan Rogard](https://appshunter.io/developer/1384299041) | [keith house](https://appshunter.io/developer/1728464247) |

## What reviewers say

### 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 |


### EyeSound Vocal

[App page](https://appshunter.io/ios/app/eyesound-vocal/id6476980675)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmarterNoise Pro free?

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

### Is EyeSound Vocal free?

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

### Do SmarterNoise Pro or EyeSound Vocal have ads?

Neither SmarterNoise Pro nor EyeSound Vocal shows ads.

### Which is updated more often, SmarterNoise Pro or EyeSound Vocal?

SmarterNoise Pro ships an update monthly, and EyeSound Vocal every 3 weeks. Most recently, SmarterNoise Pro was updated on October 24, 2026 and EyeSound Vocal on October 15, 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.*