# Modules vs SoundMeter X

Modules and SoundMeter X both sit at 3.7 stars, but that hides the real split: 45% of Modules's written reviews are positive against 23% of SoundMeter X's. Modules also leads on iOS requirement (9.0 vs 18.6). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Modules sells 1 one-off in-app purchase and SoundMeter X sells 7 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 3.7 for Modules against 3.6 for SoundMeter X. Both are backed by a comparable volume of ratings — 18 and 45 respectively. Written reviews are what separate them: 45% of Modules's written reviews are positive against 23% of SoundMeter X's.

Modules ships an update monthly, SoundMeter X every 3 weeks. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Modules | SoundMeter X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (18 ratings)](https://appshunter.io/ios/app/modules-music-visualizer/id1222489841/reviews)** | [3.6 (45 ratings)](https://appshunter.io/ios/app/soundmeter-x/id1348050232/reviews) |
| Number of ratings | 18 | **45** |
| Positive reviews | **45.5% of reviews** | 22.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 76 MB | 18 MB |
| Requires iOS | **9.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Y. MOCHIDUKI](https://appshunter.io/developer/556544131) | [Faber Acoustical, LLC](https://appshunter.io/developer/284781780) |

## What reviewers say

### Modules

[App page](https://appshunter.io/ios/app/modules-music-visualizer/id1222489841)

Create dynamic visual effects synchronized with your music library or microphone input. Select songs from your device to bring your audio to life with unique visual experiences.

**Highlights:** Music visualizer, Microphone input, Local music library integration, Customizable visual effects

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


### SoundMeter X

[App page](https://appshunter.io/ios/app/soundmeter-x/id1348050232)

Transform your device into a professional sound level meter, noise dosimeter, and spectrum analyzer. Log data, calibrate sensitivity, and analyze audio with advanced features. Offers a free trial for premium functionalities.

**Highlights:** Handheld data-logging sound level meter, Data-logging noise dosimeter, Real-time octave spectrum analyzer, Multi-channel data recorder, Stereo signal generator, Sensitivity calibration, Data logging in CSV, TXT, MAT, and PDF

**Features:** Family Sharing, Apple Watch app

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SoundMeter Pro, 1 Month | $4.99 | per month |
| Pro Tool Set, 1 Month | $24.99 | per month |
| SoundMeter Pro, 1 Year | $49.99 | per year |
| Pro Tool Set, 1 Year | $249.99 | per year |
| 14-day Free Trial, SoundMeter Pro | Free | one-time |
| SoundMeter Pro 2026 Upgrade | $29.99 | one-time |
| SoundMeter Pro 2026 | $99.99 | one-time |


## Frequently asked questions

### Is Modules free?

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

### Is SoundMeter X free?

SoundMeter X is free to download, with in-app purchases available.

### Which has better reviews, Modules or SoundMeter X?

Modules is rated higher. Modules averages 3.7 out of 5 from 18 ratings, while SoundMeter X averages 3.6 from 45 ratings.

### Do Modules or SoundMeter X have ads?

Neither Modules nor SoundMeter X shows ads.

### Which is updated more often, Modules or SoundMeter X?

Modules ships an update monthly, and SoundMeter X every 3 weeks. Most recently, Modules was updated on October 24, 2026 and SoundMeter X on October 21, 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.*