# RevMeter Pro vs ORBIS MPV

The clearest difference is price: ORBIS MPV at Free against RevMeter Pro's $6.99. ORBIS MPV also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.6). On update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on September 13, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | RevMeter Pro | ORBIS MPV |
| --- | --- | --- |
| 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 4 months |
| Monetization | Paid | — |
| Size | 7 MB | 10 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Matthias Schorer](https://appshunter.io/developer/290579382) | [ORBIS AG](https://appshunter.io/developer/1066752951) |

## 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


### ORBIS MPV

[App page](https://appshunter.io/ios/app/orbis-mpv/id1458742324)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RevMeter Pro free?

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

### Is ORBIS MPV free?

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

### Do RevMeter Pro or ORBIS MPV have ads?

Neither RevMeter Pro nor ORBIS MPV shows ads.

### Which is updated more often, RevMeter Pro or ORBIS MPV?

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