# RevMeter Pro vs ClapReverb

The clearest difference is price: ClapReverb at Free against RevMeter Pro's $6.99. ClapReverb also leads on rating (5.0 vs 2.2) and review sentiment (42% vs 26%). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

ClapReverb is free to download; RevMeter Pro costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ClapReverb holds the better App Store score, 5.0 against 2.2. Both are backed by a comparable volume of ratings — 5 and 5 respectively. Written reviews point the same way: 26% of RevMeter Pro's written reviews are positive against 42% of ClapReverb's.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on September 13, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | RevMeter Pro | ClapReverb |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | [2.2 (5 ratings)](https://appshunter.io/ios/app/revmeter-pro/id357421594/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/clapreverb/id1407467855/reviews)** |
| Number of ratings | 5 | 5 |
| Positive reviews | 26.3% of reviews | **41.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Paid | **Free** |
| Size | 7 MB | 18 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Matthias Schorer](https://appshunter.io/developer/290579382) | [Atelier 7hz](https://appshunter.io/developer/1407467854) |

## What reviewers say

### RevMeter Pro

[App page](https://appshunter.io/ios/app/revmeter-pro/id357421594)

This app measures the reverberation time (RT60) of any room using your iPhone. It offers dual measurement modes and calculates RT60 based on RT20 and RT30 decay slopes. Easily export data and visualize acoustic analysis.

**Highlights:** Measures reverberation time (RT60), Dual measurement modes (Impulse, Interrupted Noise), Calculates RT60 using RT20/RT30 standards, Data export (CSV, Screenshots), Visual decay curves and spectrograms

**In-app purchases:** none


### 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 RevMeter Pro free?

RevMeter Pro costs $6.99, with no in-app purchases.

### Is ClapReverb free?

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

### Which has better reviews, RevMeter Pro or ClapReverb?

ClapReverb is rated higher. RevMeter Pro averages 2.2 out of 5 from 5 ratings, while ClapReverb averages 5.0 from 5 ratings.

### Do RevMeter Pro or ClapReverb have ads?

Neither RevMeter Pro nor ClapReverb shows ads.

### Which is updated more often, RevMeter Pro or ClapReverb?

RevMeter Pro ships an update every 4 months, and ClapReverb every 4 months. Most recently, RevMeter Pro was updated on September 13, 2026 and ClapReverb on September 25, 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.*