# OttavaBassa vs PNEUMATIC

The clearest difference is price: PNEUMATIC at Free against OttavaBassa's $3.99. OttavaBassa's advantage is iOS requirement (13.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

PNEUMATIC is free to download; OttavaBassa costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | OttavaBassa | PNEUMATIC |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/pneumatic/id6816378252/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Monetization | — | Free |
| Size | 18 MB | 16 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rob Jackson](https://appshunter.io/developer/1072346998) | [Anthony Moran](https://appshunter.io/developer/6786293116) |

## What reviewers say

### OttavaBassa

[App page](https://appshunter.io/ios/app/ottavabassa/id6803481561)

**In-app purchases:** none


### PNEUMATIC

[App page](https://appshunter.io/ios/app/pneumatic/id6816378252)

This app simulates a unique valve pressure synthesizer, allowing users to control pressure, tune resonance, and add buzzing whistles. It can be played directly on screen or with a MIDI keyboard, offering a distinctive soundscape.

**Highlights:** Pressure control, Resonant tuning, Buzzing whistle effect, MIDI keyboard support, Save and load presets, AUv3 instrument

**In-app purchases:** none


## Frequently asked questions

### Is OttavaBassa free?

OttavaBassa costs $3.99, with no in-app purchases.

### Is PNEUMATIC free?

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

### Do OttavaBassa or PNEUMATIC have ads?

Neither OttavaBassa nor PNEUMATIC shows ads.

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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.*