# Pneumatics vs 12ROUNDS Trainers

The clearest difference is iOS requirement: 12ROUNDS Trainers at 15.1 against Pneumatics's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pneumatics ships an update monthly, 12ROUNDS Trainers every 3 weeks. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Pneumatics | 12ROUNDS Trainers |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 4 MB | 33 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Amnaj Sriwilai](https://appshunter.io/developer/1241468165) | [Marc Amsing](https://appshunter.io/developer/1889790018) |

## What reviewers say

### Pneumatics

[App page](https://appshunter.io/ios/app/pneumatics/id1241653182)

This app offers essential calculation tools for pneumatic systems, aiding in automation system design and equipment selection. It helps users determine cylinder force, speed, air consumption, and estimate costs, streamlining work with pneumatic components.

**Highlights:** Cylinder force calculation, Force requirement estimation, Cylinder speed calculation, Air consumption calculation, Shock absorber analysis, Pressure and flow rate conversion, Hose diameter and piston rod diameter definition

**In-app purchases:** none


### 12ROUNDS Trainers

[App page](https://appshunter.io/ios/app/12rounds-trainers/id6761458458)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pneumatics free?

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

### Is 12ROUNDS Trainers free?

12ROUNDS Trainers is free to download, with no in-app purchases.

### Do Pneumatics or 12ROUNDS Trainers have ads?

Neither Pneumatics nor 12ROUNDS Trainers shows ads.

### Which is updated more often, Pneumatics or 12ROUNDS Trainers?

Pneumatics ships an update monthly, and 12ROUNDS Trainers every 3 weeks. Most recently, Pneumatics was updated on October 18, 2026 and 12ROUNDS Trainers on October 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.*