# Pneumatics vs iHR

The clearest difference is update cadence: iHR at every 5 days against Pneumatics's monthly. iHR also leads on iOS requirement (14.0 vs 17.0). On price, ads, in-app purchases and device support 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, iHR every 5 days. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Pneumatics | iHR |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free | — |
| Size | 4 MB | 57 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Amnaj Sriwilai](https://appshunter.io/developer/1241468165) | [Thai V.P. Corporation Co.,Ltd.](https://appshunter.io/developer/1377460925) |

## 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


### iHR

[App page](https://appshunter.io/ios/app/ihr/id6759363879)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pneumatics free?

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

### Is iHR free?

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

### Do Pneumatics or iHR have ads?

Neither Pneumatics nor iHR shows ads.

### Which is updated more often, Pneumatics or iHR?

Pneumatics ships an update monthly, and iHR every 5 days. Most recently, Pneumatics was updated on October 2, 2026 and iHR on October 12, 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.*