# SoundMeter X vs ClapReverb

The clearest difference is rating: ClapReverb at 4.4 against SoundMeter X's 3.6. ClapReverb also leads on in-app purchases (none vs 7) and review sentiment (42% vs 23%). SoundMeter X's advantage is update cadence (every 3 weeks vs every 4 months) and ratings volume (45 vs 14). On price, ads and device support there is nothing between them.

Both are free to download. SoundMeter X sells 7 in-app purchases, starting at $4.99 per month. ClapReverb asks for nothing beyond the download.

ClapReverb holds the better App Store score, 4.4 against 3.6. Both are backed by a comparable volume of ratings — 45 and 14 respectively. Written reviews point the same way: 23% of SoundMeter X's written reviews are positive against 42% of ClapReverb's.

SoundMeter X ships an update every 3 weeks, ClapReverb every 4 months. The most recent releases landed on November 7, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | SoundMeter X | ClapReverb |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (45 ratings)](https://appshunter.io/ios/app/soundmeter-x/id1348050232/reviews) | **[4.4 (14 ratings)](https://appshunter.io/ios/app/clapreverb/id1407467855/reviews)** |
| Number of ratings | **45** | 14 |
| Positive reviews | 22.6% of reviews | **41.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 18 MB | 18 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Faber Acoustical, LLC](https://appshunter.io/developer/284781780) | [Atelier 7hz](https://appshunter.io/developer/1407467854) |

## What reviewers say

### 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, iPhone Duo support

**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 |


### ClapReverb

[App page](https://appshunter.io/ios/app/clapreverb/id1407467855)

Instantly measure the reverberation time of any enclosed space with a simple clap. This app analyzes room acoustics, helping you determine if a space is too echoey or too dry. It's a scientifically validated tool for professionals and curious individuals alike.

**Highlights:** Measure reverberation time, Analyze room acoustics, Simple clap-based measurement, Intuitive interface, Scientifically validated results, Compare to reference values

**In-app purchases:** none


## Frequently asked questions

### Is SoundMeter X free?

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

### Is ClapReverb free?

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

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

ClapReverb is rated higher. SoundMeter X averages 3.6 out of 5 from 45 ratings, while ClapReverb averages 4.4 from 14 ratings.

### Do SoundMeter X or ClapReverb have ads?

Neither SoundMeter X nor ClapReverb shows ads.

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

SoundMeter X ships an update every 3 weeks, and ClapReverb every 4 months. Most recently, SoundMeter X was updated on November 7, 2026 and ClapReverb on November 2, 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.*