# RevMeter Pro vs BOSIG

The clearest difference is price: BOSIG at Free against RevMeter Pro's $6.99. BOSIG also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.6). On update cadence, ads and in-app purchases there is nothing between them.

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

RevMeter Pro ships an update every 4 months, BOSIG every 5 months. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | RevMeter Pro | BOSIG |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[2.2 (5 ratings)](https://appshunter.io/ios/app/revmeter-pro/id357421594/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 26.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Paid | — |
| Size | 7 MB | 63 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Matthias Schorer](https://appshunter.io/developer/290579382) | [BOSIG Holding GmbH & Co. KG](https://appshunter.io/developer/1509910300) |

## 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


### BOSIG

[App page](https://appshunter.io/ios/app/bosig-akustik/id1509910301)

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

**In-app purchases:** none


## Frequently asked questions

### Is RevMeter Pro free?

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

### Is BOSIG free?

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

### Do RevMeter Pro or BOSIG have ads?

Neither RevMeter Pro nor BOSIG shows ads.

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

RevMeter Pro ships an update every 4 months, and BOSIG every 5 months. Most recently, RevMeter Pro was updated on November 1, 2026 and BOSIG on October 27, 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.*